’WPCþ ¢Œ³ŁŸžśŚDRn_D³y³#Ś»I)tl8«Žó\ÄęžØóö#0xdHł3näÅÄ„Ų ś’ц,1ł»źÖrxLÕļ¶(*"ÕÅ ŗ—£)×?ꟾö‘ŲĶ7ÓĄü“É`Ą›/3ųGŃķ4ģ1@ń£6’’|Ļ_n`o1€ķ ‹“R‘DĮć"ÉVńQYVLה soœ;÷°oüņž[Érp¶Ŗ%ę»qŹ$)ĀeĪgģ1¶]ž0Łš•šv›÷ķēŸ‚VR3Ł>Ō*°kplņŸu×3dÆjÖY@abÅ1hYøŅ µ5ļ$w‰9 Vóę`”ķ>ē¾” #v%B”Ė6scā$trŸ×l¤ ąŗéXD^Įul?3ˆp—”źE°eÆ(įŠ½ĶIöņ:Ā –™…/ݟż%ꨆu4·qMš9pPPõåÖ¬%©ąÄ:pć©ćIÓÖż‘“×·ž TŚĀøŁ*u gļ…‡š°"ćąž7n„Ś~ €_n¬aśĘŃEĪźū•“{历?d/ ]Š=Ē.]›Æ”C˜=8&¤CÖhkKŻ)ĆÄT­:æšĄ)•³ Č’Ē’tdÜĮ™©k!Vóh#!°U3NŃ % 0Ś% UB’ U@A B U@ž BŽ Mū D3’ w@2 4r † U#N• U>ć @! o 7 0ö7M- 01p$‹EMi§"m§ B*ØŚ¹Ø D3“© Ę©ŲęŖęŖ A¾« 0ö[¬ 0öQ® i.G° D+u° 0K °Ęė°±± m³± 0öʱ 1uĄ³ 0E5“ 0z“ʙ¶ 0e_·_·_· 1‡Ä·Ä· 0cKøKø/'®ø®ø 1‡Õø\¹Nd¹Ęf¹Ę,ŗĘņŗĘø»^ ~¼Mмммм 0G޼^ Õ½Õ½Õ½Õ½Nį½į½į½į½į½į½į½į½į½į½į½į½į½į½į½ A©ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ć½ B7Œ¾˜HP LaserJet IIIPČČččČČ0(ÖĆ9 Z ‹6Times New Roman RegularX(²ßé$””ŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŃTRW`Ļ6Į&A4W`Ļ6Į&A4Š6Ā&A4Š6Ā&A4TŃō\  `*Times New RomanTT)ŖUe Z ‹(CG Times Regular  d'ƒŒ  Z (CG Times Regularü’+ +d'’’ČČČČdxd `DaDbUceghiEkUlEģ‹y'TA’’3|xl(ÖĆ9 Z‹6Times New Roman Regularō\  `&Times New Roman *OLE*’WPC9°°xxxx"51’’’9ˆ4„4Š !xx`` ’?ĄĄĄ’’’’’’’’’’’’ 000GGGWWWgggwwwˆˆˆ˜˜˜ØØØøøøĻĻĻßßßļļļ’’’Og€˜°Ļē’’’00’OO’gg’€€’˜˜’°°’ĻĻO'g0€@˜O°XĻgēp’’’˜0’§O’°g’æ€’Ļ˜’Ų°’ēĻOOgg€€˜˜°°ĻĻēē’’’’’’0’’O’’g’’€’’˜’’°’’Ļ'O0g@€O˜X°gĻpē’’˜’0§’O°’gæ’€Ļ’˜Ų’°ē’ĻOg€˜°Ļē’’0’0O’Og’g€’€˜’˜°’°Ļ’ĻO'g0€@˜O°XĻgēp’’0’˜O’§g’°€’æ˜’Ļ°’ŲĻ’ēOOgg€€˜˜°°ĻĻēē’’’’0’’O’’g’’€’’˜’’°’’Ļ’’'O0g@€O˜X°gĻpē’’0˜’O§’g°’€æ’˜Ļ’°Ų’Ļē’Og€˜°Ļē’’00’OO’gg’€€’˜˜’°°’ĻĻ’'O0g@€O˜X°gĻpē’’˜0’§O’°g’æ€’Ļ˜’Ų°’ēĻ’OOgg€€˜˜°°ĻĻēē’’’’’0’’O’’g’’€’’˜’’°’’Ļ’O'g0€@˜O°XĻgēp’’’0˜’O§’g°’€æ’˜Ļ’°Ų’ĻēpH'W0ˆX7`8Ÿg?§h@·pGæxHψ_ؘp秀𷗒ǧ’ϰ’׿’ßȘgg˜g˜g˜˜g˜gg˜gg˜pg˜g˜˜g˜gp˜gg˜g˜˜g˜˜g˜g’€Āpp}ưŖ«¦ §£&¤”*¢Ÿ. œ4›6œ™Žš˜˜™–ž—•¢–” Ø •’ ¬ “‘ ® ’ ² ‘ “ Ž ø  ŗ ŽŒ ¾ Œ Ą ‹ Ā ŒŠ š‡˜ ‹‰ ›‡™ Š~F~Z ‡ ‡› ˆ~J~^… Ÿ‡ †~Nž„”‡Ÿ…~ R ~d~ T ~f~:3~ V ¤ƒ¢‚„£‚~;2~/3܁žŽž Ü~lžŚ~j~5†2¤„‚~3/~h‚£„”ƒƒ£‡”„~3:~ T ~d~ R … ˆž†ž†Ÿˆ‡~L~^ˆˆ›‰~H‰ ›ˆ™ ŠŠ šˆ˜ ‹~B‹ ˜ˆ– ŒŒ ¾  ¼ Ž ŗ Ž ¶  “ ‘ ° ‘’ ® ““ Ŗ ””¤•–ž——˜˜™Žšš8›œ4ž0Ÿ ,”£&¤„"¦©Ŗ®Æļ(Ī3šē$§§Ż ƒßé!ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŃTRXĻ6Į&A4Xą3Ų' LetterĖ6Ę&A4’3Ų'TŃŻ  Ż<ll’’:Default ParaŌ‡XXXŌŌS‡ō\  `&Times New RomanSŌŌS‡ō\  `&Times New RomanSŌŌ‡XXXŌWPWin 6.0/OLE 1.0 Prefix Information MarkerWPDraw30.DrawingRŠĻą”±į>ž’ ž’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’ż’’’ ž’’’ ž’’’ž’’’  !"#$%&'ž’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’Root Entry’’’’’’’’`ž.@™™®p9I²Z¬¾@ Ole ’’’’’’’’’’’’9WPG20’’’’ CompObj’’’’’’’’’’’’1dž’’’  !"#$%&'()*+,-./0ž’’’2ž’’’ž’’’ž’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’’)ĄF! WPWin61[2]’WPC9°°xxxx"51’’’9ˆ4„4Š !xx`` ’?ĄĄĄ’’’’’’’’’’’’ 000GGGWWWgggwwwˆˆˆ˜˜˜ØØØøøøĻĻĻßßßļļļ’’’Og€˜°Ļē’’’00’OO’gg’€€’˜˜’°°’ĻĻO'g0€@˜O°XĻgēp’’’˜0’§O’°g’æ€’Ļ˜’Ų°’ēĻOOgg€€˜˜°°ĻĻēē’’’’’’0’’O’’g’’€’’˜’’°’’Ļ'O0g@€O˜X°gĻpē’’˜’0§’O°’gæ’€Ļ’˜Ų’°ē’ĻOg€˜°Ļē’’0’0O’Og’g€’€˜’˜°’°Ļ’ĻO'g0€@˜O°XĻgēp’’0’˜O’§g’°€’æ˜’Ļ°’ŲĻ’ēOOgg€€˜˜°°ĻĻēē’’’’0’’O’’g’’€’’˜’’°’’Ļ’’'O0g@€O˜X°gĻpē’’0˜’O§’g°’€æ’˜Ļ’°Ų’Ļē’Og€˜°Ļē’’00’OO’gg’€€’˜˜’°°’ĻĻ’'O0g@€O˜X°gĻpē’’˜0’§O’°g’æ€’Ļ˜’Ų°’ēĻ’OOgg€€˜˜°°ĻĻēē’’’’’0’’O’’g’’€’’˜’’°’’Ļ’O'g0€@˜O°XĻgēp’’’0˜’O§’g°’€æ’˜Ļ’°Ų’ĻēpH'W0ˆX7`8Ÿg?§h@·pGæxHψ_ؘp秀𷗒ǧ’ϰ’׿’ßȘgg˜g˜g˜˜g˜gg˜gg˜pg˜g˜˜g˜gp˜gg˜g˜˜g˜˜g˜g’€Āpp}ưŖ«¦ §£&¤”*¢Ÿ. œ4›6œ™Žš˜˜™–ž—•¢–” Ø •’ ¬ “‘ ® ’ ² ‘ “ Ž ø  ŗ ŽŒ ¾ Œ Ą ‹ Ā ŒŠ š‡˜ ‹‰ ›‡™ Š~F~Z ‡ ‡› ˆ~J~^… Ÿ‡ †~Nž„”‡Ÿ…~ R ~d~ T ~f~:3~ V ¤ƒ¢‚„£‚~;2~/3܁žŽž Ü~lžŚ~j~5†2¤„‚~3/~h‚£„”ƒƒ£‡”„~3:~ T ~d~ R … ˆž†ž†Ÿˆ‡~L~^ˆˆ›‰~H‰ ›ˆ™ ŠŠ šˆ˜ ‹~B‹ ˜ˆ– ŒŒ ¾  ¼ Ž ŗ Ž ¶  “ ‘ ° ‘’ ® ““ Ŗ ””¤•–ž——˜˜™Žšš8›œ4ž0Ÿ ,”£&¤„"¦©Ŗ®Æļž’ ’’’’`ž.@™™®pPresentations 3.0 Drawing Embed SourceWPDraw30.Drawing÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷&&&&÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷ObjInfo’’’’3BOlePart’’’’’’’’4OlePres000’’’’’’’’’’’’ Č8’’’’’’’’’’’’’’’’’’’’ųųŽ8 G¬&’’’’WordMicrosoft Word ’’ ššū­’@Times New Roman*‚ķwĄgļw" p - &’’’’’’’’ž’’’ńš¬C Ģqqšš’’(qq43ęęųųOg€˜°Ļē’O'g0€@O'OOO˜O°Xg0gggĻgēp’€@€€€˜O˜˜˜°X°°°ĻgĻĻĻēpēēē’’’’’’’’’’ O''Og0000’000g’0˜00’˜0’’0’?€@@€GGG'HpO'OOO˜OO'OO’OOO˜’O§OO’§O’’O’WWW0W°X7XˆX°8`g0gggĻgg0ggggg˜gg’gg˜ggg˜g˜g˜˜g˜?gŸ’g°gĻgg’°g’’g’@h§ēp˜pgGp·pēwwwHxæ’˜gg˜’€@€€€€@€€’€€’€æ€€’怒’€’ˆˆˆ_ˆĻ’g˜’˜O˜˜˜’˜0˜Og˜gp˜g˜g˜˜gg˜˜˜g˜˜˜˜˜’˜˜’˜Ļp˜Ų0˜’˜˜’Ϙ’’˜’’§O€§ēO§’ØØØ°X°°°°X’°g°°’°°’°Ųg°’°°’Ų°’’°’—·šøøø’æ€€æ’ĄĄĄ§Ē’ĻgĻĻĻĻg’ϘĻĻĻĻĻ’ĻĻ’Ļē˜Ļ’°Ļ’ĻĻ’ēĻ’’Ļ’æ×’’Ų°°Ų’ßßßČß’ēpēēēēp’ēĻēēĻē’ļļļ’’’’’’’’0’0˜’0’’0O’O§’O’’Og’g°’g’’g’€’€æ’€’’€’0’˜˜’˜Ļ’˜’’˜O’§g’°°’°Ų’°’’°€’昒ĻĻ’Ļē’Ļ’’ϰ’ŲĻ’ē’’’’0’’O’’g’’€’’˜’’°’’Ļ’’’’’÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷&’’’’ū¼System Š  Š - METAFILEPICTųü’’–8ųų G¬&’’’’WordMicrosoft Word ’’ ššū­’@Times New Roman*‚ķwĄgļw" p - &’’’’’’’’ž’’’ńš¬C Ģqqšš’’(qq43ęęųųOg€˜°Ļē’O'g0€@O'OOO˜O°Xg0gggĻgēp’€@€€€˜O˜˜˜°X°°°ĻgĻĻĻēpēēē’’’’’’’’’’ O''Og0000’000g’0˜00’˜0’’0’?€@@€GGG'HpO'OOO˜OO'OO’OOO˜’O§OO’§O’’O’WWW0W°X7XˆX°8`g0gggĻgg0ggggg˜gg’gg˜ggg˜g˜g˜˜g˜?gŸ’g°gĻgg’°g’’g’@h§ēp˜pgGp·pēwwwHxæ’˜gg˜’€@€€€€@€€’€€’€æ€€’怒’€’ˆˆˆ_ˆĻ’g˜’˜O˜˜˜’˜0˜Og˜gp˜g˜g˜˜gg˜˜˜g˜˜˜˜˜’˜˜’˜Ļp˜Ų0˜’˜˜’Ϙ’’˜’’§O€§ēO§’ØØØ°X°°°°X’°g°°’°°’°Ųg°’°°’Ų°’’°’—·šøøø’æ€€æ’ĄĄĄ§Ē’ĻgĻĻĻĻg’ϘĻĻĻĻĻ’ĻĻ’Ļē˜Ļ’°Ļ’ĻĻ’ēĻ’’Ļ’æ×’’Ų°°Ų’ßßßČß’ēpēēēēp’ēĻēēĻē’ļļļ’’’’’’’’0’0˜’0’’0O’O§’O’’Og’g°’g’’g’€’€æ’€’’€’0’˜˜’˜Ļ’˜’’˜O’§g’°°’°Ų’°’’°€’昒ĻĻ’Ļē’Ļ’’ϰ’ŲĻ’ē’’’’0’’O’’g’’€’’˜’’°’’Ļ’’’’’÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷&’’’’ū¼System Š  Š - Ż ƒ!šē(ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŻ  ŻŌ_Ōą@ģģ*ģąˆą  ąą p ąST/SG/AC.10/C.3/1999/INF.17Ģą@ģģ*ģąˆą  ąą p ąpage€Ś  Ś1Ś  Ś&’’0 d d ŠŻ ƒšē'ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŻ  ŻŌ_Ōұ°ŅST/SG/AC.10/C.3/1999/INF.17Ģpage€Ś  Ś1Ś  Ś'ž’dxd Ż ƒ!B~(ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŻ  ŻŌ_Ōą@ģģ*ģąˆą  ąą p ąST/SG/AC.10/C.3/1999/INF.Ģą@ģģģģąˆą  ąą p ąpage€Ś  Ś1Ś  Ś ĪŻ ƒB~'ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŻ  ŻŌ_Ōұ°ŅST/SG/AC.10/C.3/1999/INF.Ģpage€Ś  Ś1Ś  Ś% $# I&mage <=8’’’’’’’’’’C’’ HKKKK(Ī3šē$££Ż ƒßé!ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŃTRXĻ6Į&A4Xą3Ų' LetterĖ6Ę&A4’3Ų'TŃŻ  Ż(Ī3šē$ØØŻ ƒßé!ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŃTRXĻ6Į&A4Xą3Ų' LetterĖ6Ę&A4’3Ų'TŃŻ  Ż$ō’'ČČČČdxd( ±ž$’’ņ ņFigure€Ś  Ś1Ś  Śó óLevel 1Level 2Level 3Level 4Level 5’U‹’ĄĄĄ(Ī3šē$©©Ż ƒßé!ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŃTRXĻ6Į&A4Xą3Ų' LetterĖ6Ę&A4’3Ų'TŃŻ  Ż##37=CIQYag­­1.a.i.(1)(a)(i)1)a)({ $ņņŚ  Ś0Ś  Śóó/(Ī)2̌$¤¤Ż ƒßé!ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŃTRXĻ6Į&A4Xą3Ų' LetterĖ6Ę&A4’3Ų'TŃŻ  Żą  ąņņŚ  Ś0Ś  Śóó/1, 2, 3,Level 1Level 2Level 3Level 4Level 54#2–2Quick 1.Śƒ,ŚŚ  Ś.ą0 ąŪ€,Ū(5hCEKQW]cioAutoList11.1.1.1.1.1.1.1.(;3£$““Ō2#ŌŚ  Ś0Ś  Ś.Ō3  Ōą0  ą%&€€dssstanleys(EhCEKQW]cioAutoList21.1.1.1.1.1.1.1. ‚Level 1Level 2Level 3Level 4Level 5ƒLevel 1Level 2Level 3Level 4Level 5„Level 1Level 2Level 3Level 4Level 5…Level 1Level 2Level 3Level 4Level 5p@ƒ'į<……’’:Body Text InŃ  ŃÓ  ÓŌ‡&&&ŌŌS‡ō\  `&Times New RomanSŌņ ņŃ  ŃÓ  ÓŌ‡ōōōŌŌS‡ō\  `&Times New RomanSŌó óŚ}Ņ&Ž% $#›&OLE 2.0 Box <=8’’’’’’’’’’C’’ HKKKK3ų’+0 ’’’d ’’’d dŻ ƒßé!ŻŌUKUS.,ŌŌ..ŌŌ,,ŌÓ  ÓÓ  ÓÓ  ÓÓ  ÓŃTRXĻ6Į&A4Xą3Ų' LetterĖ6Ę&A4’3Ų'TŃŻ  ŻŌ_ŌŃŰŃѱ°Ńұ°Ņұ°Ņņ ņńeńÖ€’’ÖńeńńeńÖ€’’ÖńeńńcńÖ€’’ÖńcńńcńÖ€’’ÖńcńŃ ż ŃŃTRXą3Ų' LetterXĻ6Į&A43Ų' LetterĖ6Ę&A4TŃŌ_Ōą€'$'$M'$ąˆĢCOMMITTEE€OF€EXPERTS€ON€THEą0 Į ąą0Į'$Į'$ąą0q'$'$ąą0Éq'$q'$ąą0!É'$É'$ąą0y!'$!'$ąINF.ńgń17ńgńбģy'$y'$ ŠTRANSPORT€OF€DANGEROUS€GOODSĢņņSub„Committee€of€Experts€on€theŠ ‰Ä ŠTransport€of€Dangerous€GoodsóóŠ u° Š(Seventeenth€session,ĢGeneva,€5„16€July€l999,Ģagenda€item€2(a))ĢĢĢą@ōōģąMISCELLANEOUS€DRAFT€AMENDMENTS€TO€THE€MODEL€REGULATIONSˆĢą@* * ģąON€THE€TRANSPORT€OF€DANGEROUS€GOODSˆĢĢą@ff ģąņņŌ‡XU2XXXŌńińńhńcoońhńńińGas€Receptacles€andó󀈩 Įü  Šą@r r ģąņņMultiple€Elements€Gas€Containers€(MEGCs)Ō#†XU2XXXU25#ԈŠ ­č  ŠóóĢą@ ģąņņSubmitted€by€the€Expert€from€the€United€States€of€AmericaóóŌ‡=7=XXU2ԈŠ …Ą Šó óŌ#†XU2X==7c#ŌĢSince€the€last€meeting€of€the€working€group€the€expert€from€the€United€States€has€reviewed€the€textĻprovided€in€Ō‡XU2XXXU2ŌŌUSUK.,Ōthe€report€of€the€working€group€(ST/SG/AC.10/C.3/32/Add.1).€€The€following€Ō#†XU2XXXU2/#ŌŌUK.,US.,NŌproposalsŠ I„ Šrelative€to€the€requirements€for€pressure€receptacles€and€ņ ņņņŌ‡XU2XXXU2Ōó óóóMultiple€Elements€Gas€Containers€(MEGCs)Ō#†XU2XXXU2F #Ō€areŠ 5p Šprovided€for€consideration€by€the€working€group€during€the€seventeenth€session€of€the€Sub„Committee.ĢĢņ ņComments€relative€to€Proposal€1:ó óŠ ł4 ŠĢSeveral€of€the€definitions€refer€to€š šcapacityšš.€€We€propose€that€the€words€š štotal€water€capacityšš€beĻconsistently€used€in€the€definitions€for€cryogenic€receptacles,€pressure€drums€and€tubes€to€expressĻvolumetric€capacity.€€ĢĢWe€can€agree€to€the€term€š šPressure€drumšš.ĢĢIn€the€definition€of€MEGCs€we€suggest€that€the€sentence€š šThey€are€used€for€the€transport€of€gases€of€ClassĻ2.šš€be€deleted.€€This€sentence€is€not€necessary.€€The€US€believes€that€the€words€š šŌ‡XU2XXXU2Ōwith€overall€dimensionsŠ E €  Šin€accordance€with€ISO€668€and€corner€fitting€in€accordance€with€ISO€11161"€should€be€more€appropriatelyĻincluded€in€section€6.7.5.10.€€Ō#†XU2XXXU2U #ŌThe€working€group€should€also€consider€whether€section€€Ō‡XU2XXXU2Ō6.7.5.10Ō#†XU2XXXU2ƒ #Ō€shouldŠ "X" Šinclude€additional€requirements€applicable€to€the€framework.€For€instance€the€working€group€shouldĻconsider€adopting€a€more€mandatory€reference€to€ISO€1496„3:1995.€ĢĢIn€the€definition€for€filling€ratio€we€believe€that€ISO€11622€should€be€the€correct€reference.€€ĢĢWe€suggest€that€the€words€š šis€an€all€encompassing€term€which€includesšš€be€inserted€after€the€wordsĻš šPressure€receptaclesšš€in€the€definition€of€Pressure€receptacles.ĢĢWe€suggest€that€a€definition€of€€š šchange€of€servicešš€should€be€considered€consistent€with€the€definition€inĻISO€10286€and€CGA€Pamphlet€C„10.ńkńĢĢńkńńlńńkńWe€ńkńńkńuńkńńlńĢŠ .T+/ż Їņ ņComments€relative€to€Proposal€2:ó óŠ e ŠĢWe€agree€with€the€requirements€in€proposal€2.€€ĢĢņ ņComments€relative€to€Proposal€3:ó óŠ  ° ŠĢThe€bracketed€text€in€4.1.6.1.2€should€be€š šThe€requirements€in€ISO€11621;€1997€or€CGA€Pamphlet€C„10;Ļ1999€which€specify€the€procedures€for€change€of€service€shall€be€met.šš€€We€also€suggest€that€the€followingĻrequirement€be€added:€š šA€pressure€receptacle€that€previously€contained€a€Class€8€(corrosive)€substance€shallĻnot€be€used€to€transport€a€Class€2€gas€unless€the€pressure€receptacle€is€inspected€and€tested€in€accordanceĻwith€ISO€6406€and€found€to€be€acceptable€for€transport.€€A€pressure€receptacle€requalified€for€Class€2€gasĻservice€may€have€its€next€retest€and€inspection€scheduled€from€the€new€date€of€the€inspection€and€retest.€IfĻdecontamination€cannot€remove€all€significant€residue€or€impregnation€by€the€Class€8€material,€the€cylinderĻmay€not€be€used€for€transport€of€a€Class€2€gas.šš€ĢĢThe€US€proposes€that€a€more€specific€references€to€ISO€11114„1:1997€and€ISO€11114„2:1997€beĻincorporated€in€paragraph€4.1.6.1.2.€€The€requirements€should€indicate:€š šPrior€to€filling€the€requirementsĻin€ISO€11114;€1997€and€ISO€11114„2:1997€which€specify€the€procedures€for€compatibility€of€each€gas€withĻthe€pressure€receptacle€and€it€service€equipment€including€all€piping,€valves,€closures€and€relief€devices€shallĻbe€met.šš€ń`ńĢĢń`ńĢĢIn€4.1.6.1.4€the€words€š šbe€consideredšš€in€the€last€sentence€should€be€changed€to€š šmetšš.€Requiring€that€theĻstandard€be€considered€is€not€acceptable€from€a€regulatory€and€enforcement€perspective.ĢĢIn€4.1.6.1.5€a€sentence€indicating€that€š šThe€plugs€or€cap€nuts€shall€have€at€least€the€same€test€pressure€ratingĻas€the€pressure€receptacle€should€be€added.ĢĢIn€4.1.6.1.6€delete€the€words€š šfor€purposes€of€undergoing€the€inspection.šš€€ĢĢDelete€paragraph€4.1.6.1.8.€It€is€not€necessary€since€the€standards€are€specifically€referenced€elsewhere€inĻthe€regulations.€€€ĢĢA€new€paragraph€4.1.6.1.8€should€be€added€as€follows:ĢĢš šA€pressure€receptacle€that€leaks,€is€bulged,€has€defective€valves€or€safety€devices,€bears€evidence€ofĻphysical€abuse,€fire€or€heat€damage,€or€detrimental€rusting€or€corrosion,€shall€not€be€used€unless€it€isĻproperly€repaired€and€requalified€as€specified€in€this€Model€Regulation.ššĢĢThe€working€group€should€consider€whether€it€is€necessary€to€include€text€specifying€what€properly€repairedĻand€requalified€means€in€the€above€sentence€and€whether€further€detail€is€needed.€€For€instance,49€CFR€173.Ļ34(j)€indicates€š šRepair€of€non-pressure€attachments€by€welding€or€brazing€without€affecting€a€pressure€partĻof€the€cylinder€is€authorized€provided€it€is€followed€by€visual€examination€for€weld€quality.€€US€49€CFR€173.Ļ34€provides€requirements€for€cylinder€repair€(see€Annex€1).€ĢĢThe€working€group€should€consider€including€text€indicating€the€types€of€repairs€that€may€not€be€made€underĻany€circumstances.€€For€instance€non„refillable€cylinders€may€not€be€repaired.€€Repair€of€weld€defects€whichŠ į.|)- Šhave€any€cracking€is€not€permitted.€Cracks€in€cylinder€walls€may€not€be€repaired.€€Cylinder€walls,€heads€orĻbottoms€of€cylinders€with€injurious€defects€or€leaks€in€base€metal€shall€not€be€repaired,€but€may€be€replacedĻas€provided€for€in€paragraph€(xx)€of€this€section.€ĢĢIn€4.1.6.1.4€the€word€š šstoragešš€should€be€deleted.€€This€is€a€transport€regulation.ĢĢņ ņó óA€new€paragraph€4.1.6.1.9€should€be€added€as€follows:ņ ņŠ ķ ˆ ŠĢš šCylinder€marking.ó ó€Each€required€marking€on€a€pressure€receptacle€shall€be€maintained€so€that€it€is€legible.Š Å ` ŠRetest€markings€and€original€markings€which€are€becoming€illegible€may€be€reproduced€by€stamping€on€aĻmetal€plate€which€shall€be€permanently€secured€to€the€pressure€receptacle.šš€€ĢĢThe€working€group€should€consider€what€requirements€are€necessary€for€liquids€or€solids€which€areĻtransported€in€pressure€receptacles.€€The€working€group€should€review€paragraph€4.1.3.6€and€makeĻnecessary€amendments.€€Particularly€the€terms€š šgas€cylindersšš€and€š šreceptaclesšš€need€to€be€revised.€€It€isĻalso€necessary€to€indicate€that€if€pressure€receptacles€are€used€for€the€transport€of€liquids€or€solids€theĻapplicable€requirements€for€pressure€receptacles€shall€be€met.ĢĢņ ņP200ó óŠ œ ŠĢThe€following€comments€pertain€to€P200:€€ĢĢ200(a)€The€US€has€not€finalized€its€position€with€respect€to€pressure€relief€devices€and€expects€that€this€willĻtake€some€time.€The€US€plans€to€develop€a€risk€analysis€to€study€the€use€of€pressure€relief€devices€(PRDs)Ļon€pressure€receptacles.€However,€it€is€proposed€that€the€following€be€considered€in€the€interim:€ĢĢThe€working€group€should€consider€referencing€CGA€Pamphlet€S„1.1€for€sizing€and€selecting€the€type,Ļlocation,€and€testing€of€PRDs€(compliance€with€paragraph€9.1.1.1€of€CGA€Pamphlet€S-1.1€is€not€required).ĢĢPRDs€are€designed€to€meet€fire€test€performance€standards.€On€this€basis€the€US€€proposes€to€add:€š šTheĻpressure€relief€device€system€must€be€capable€of€preventing€rupture€of€the€normally€charged€cylinder€whenĻsubjected€to€a€fire€test€conducted€in€accordance€with€CGA€Pamphlet€C-14,€or€in€the€case€of€an€acetyleneĻcylinder,€CGA€Pamphlet€C-12.šš€We€could€consider€comparable€ISO€or€CEN€standards€for€incorporationĻif€they€exist.ĢĢPart€4€should€include€the€following:€š šSafety€relief€devices€must€be€tested€for€leaks€before€a€filled€pressureĻreceptacle€is€€transported.€It€is€forbidden€to€repair€leaking€fuse€plug€devices,€where€the€leak€is€through€theĻfusible€metal€or€between€the€fusible€metal€and€the€opening€in€the€plug€body,€except€by€removal€of€the€deviceĻand€replacement€of€the€fusible€metal€by€a€qualified€technician.šš€ĢĢ200(e)€These€formulas€are€under€review€in€the€US.€€We€will€provide€comments€when€our€review€isĻcomplete.ĢĢ200(f)€We€suggest€that€the€factor€of€0.95€be€applied€to€toxic€gases€only€and€that€all€other€gases€should€beĻrequired€to€have€a€filling€factor€of€0.98€times€the€density€of€the€liquid€phase€at€50€ņņ0óóC.€€The€word€š šabsoluteššŠ ł-”(, Šshould€be€inserted€after€š švapour€pressurešš€in€the€second€sentence.Š å.€)- Ї200(j)€This€paragraph€can€be€deleted.€The€5€year€rest€period€should€be€inserted€in€the€table€for€the€applicableĻgases€on€the€basis€of€technical€justifications€provided€by€the€US.€€ĢĢņ ņSpecial€Provisions:ó óŠ )Ä ŠĢThe€words€š šŌ‡XU2XXXU2ŌŌ‡&Ÿl%XXU2Ōsee€also€ISO€11114„1Ō#†&Ÿl%%&Ÿlķ)#ŌŌ#†XU2X%&Ÿl *#Ō"€in€special€provisions€(a),€(b),€(c)€and€(o)€should€be€revised€and€the€specialŠ  œ Šprovisions€should€be€amended€to€include€a€more€obligatory€requirement.ĢĢ200(l)€We€have€not€yet€studied€the€special€provisions€in€detail€.€However,€we€have€some€comments:ĢĢWith€respect€to€special€provision€(h),€in€the€US€we€currently€condemn€any€acetylene€cylinder€with€any€non„¼monolithic€porous€mass€other€than€balsa€wood€at€the€time€of€retest.€Balsa€wood€has€fewer€tendencies€toĻproduce€excess€clearances€than€other€monolithic€masses.€€We€also€propose€the€following€for€acetyleneĻcylinders€š šIf€a€cylinder€valve€is€replaced,€a€cylinder€valve€of€the€same€weight€shall€be€used€or€the€tare€weightĻof€the€cylinder€shall€be€adjusted€to€compensate€for€valve€weight€differential.šš€€ņņThe€working€group€shouldŠ Mč  Šconsider€if€this€should€be€a€general€requirement€for€all€pressure€receptacles.óó€Š 9Ō  ŠĢA€new€special€provision€should€added€in€P200€or€special€provision€(h)€should€be€amended€to€indicate€that:ĢĢš šAll€manifolded€acetylene€cylinders€shall€be€transported€in€a€vertical€position.€For€the€checking€of€tareĻweights€or€for€replacement€of€solvent€the€cylinder€shall€be€removed€from€the€manifold.€This€requirement€isĻnot€intended€to€prohibit€the€filling€of€the€acetylene€cylinders€while€manifolded.šš€ĢĢSpecial€provision€k€should€be€amended€by€adding€the€words€š šthat€have€been€subjected€to€stress€corrosionĻtesting€as€specified€in€ISO€7866.€€This€was€agreed€to€at€the€last€meeting€(see€paragraph€18€on€page€3€of€theĻreport)€but€the€text€does€not€appear€in€special€provision€k.ĢĢSpecial€provision€z€should€be€amended€to€add€the€words€š šand€the€outlet€manifold€valve€shall€be€pluggedššĻafter€the€word€transport€in€the€last€sentence€of€sub„paragraph€(5).€This€was€agreed€to€at€the€last€meeting€butĻdoes€not€appear€in€the€report.ĢĢAlso€a€special€provision€should€be€added€in€P200€stating:€For€the€following€gases:€1,1-Difluoroethylene,Ļethane,€ethylene,€hydrogen€chloride,€liquefied€hydrocarbon€gas,€liquefied€petroleum€gas€and€propylene€eachĻpressure€receptacle€in€a€bundle€shall€be€separately€filled€and€means€shall€be€provided€to€insure€that€noĻinterchange€of€cylinder€contents€can€occur€during€transportation.ņņņ ņ€ó ó(see€49€CFR€173.301(d)(3)).óóŠ ½$X" ŠĢConsistent€with€the€issue€raised€under€paragraph€15€of€the€report€of€the€last€meeting,€a€new€special€provisionĻshould€be€added€for€toxic€gases€as€follows:ĢĢš šToxic€gases€with€an€LC50€less€than€or€equal€to€200€ppm€shall:ĢĢ(1)€be€transported€in€pressure€receptacles€with€a€minimum€test€pressure€of€200€bar;€orĢÓ?+Ü Ü4Œ ä <”ģDœōL¤ü!°œX?Ó(2)€be€overpacked€in€a€rigid€packaging€with€cushioning€material€which€provides€protection€of€the€pressureĻreceptacle€and€its€service€equipment€against€puncture.€€The€outer€packaging€shall€conform€to€theĻconstruction€and€performance€test€requirements€specified€in€Chapter€6.1€of€these€Regulations€at€the€PG€IĻperformance€level.€€Š å.€)- Šņ ņĢTable€ó ó„€The€US€has€not€reviewed€the€Table€in€P200€in€detail.€The€US€has€some€reservations€regardingŠ Qģ Šcolumn€3,€š šReceptaclesšš.€€The€use€of€š š(1)šš€for€all€cylinders€may€be€overly€simplified.€€This€may€need€to€beĻfurther€divided€into€seamless€and€welded€cylinders€and€dependant€on€the€material€(aluminium€or€steel).€ĻAlthough€it€may€be€possible€to€handle€these€issues€with€special€provisions.ĢĢņ ņP203ó óŠ ń Œ ŠĢThere€are€references€to€ADR€gas€groupings€(e.g.€3ņņ0óóF)€which€should€be€removed.€US€DOT€4L€cryogenicŠ É d Šcylinders€are€not€required€to€be€periodically€retested€(see€previous€comments).€€The€working€group€shouldĻconsider€ICAO€packing€instruction€202€which€has€more€pertinent€safety€requirements.ĢĢńańĢńańņ ņNeed€for€other€packing€instructionsó óŠ y  ŠĢThe€US€believes€that€other€packing€instructions€may€be€necessary€for€gases€such€as€ethylene€oxide,€ethyleneĻchloride€and€other€gases€which€are€allowed€to€be€transported€in€small€glass€ampoules€or€packagings€otherĻthan€cylinders.€€ĢĢ€ņ ņComments€relative€to€Proposal€4:ó óŠ œ ŠĢ6.2.1€The€title€of€this€section€should€not€be€š šGeneral€Requirementsšš.€€We€recommend€š šņ ņRequirements€forŠ Żx Šthe€Design,€Construction,€Inspection,€Testing€and€Certification€of€Pressure€Receptaclesó óšš€Š Ķh ŠĢ6.2.1.1€should€be€titled€š šņ ņApplication€and€General€Requirementsó óšš.€€The€text€for€this€section€should€be:Š ©D ŠĢš šŌ‡X¼ŽXXXU2ŌŌ‡&‰ %XX¼ŽŌIn€recognition€of€scientific€and€technological€advances,€and€recognizing€that€pressure€receptacles€other€than€thoseŠ …  Šthat€are€marked€with€a€UN€certification€marking€may€be€used€on€a€national€or€regional€basis,€pressure€receptaclesĻconforming€to€requirements€other€than€those€specified€in€these€Model€Regulations€may€be€used€if€approved€byĻthe€competent€authority€Ō#†&Ÿl% %&‰d<#ŌŌ‡&" %%&ŸlŌand€provided€that€theÓ0Ģt‚XŪT , ,ŒXÜÜŒX0Ӏcompetent€authority€determines€that€the€alternative€requirementsŠ !¼ Šprovide€at€least€the€same€level€of€safety€as€if€the€pressure€receptacle€were€designed€in€accordance€with€theĻrequirements€of€this€Chapter.€€Pressure€receptacles€designed,€constructed,€inspected,€tested€and€approved€toĻrequirements€other€than€those€specified€in€these€Model€Regulations€shall€not€be€marked€with€the€UN€certificationĻmarkings€specified€in€this€Chapter.€Ō#†&Ÿl% %&"C>#ŌŌ‡&‰ %%&ŸlŌFor€international€transport,€pressure€receptacles€approved€under€the€provisionsŠ •"0  Šof€this€paragraph€shall€also€be€€approved€by€the€applicable€competent€authorities€of€the€countries€where€theĻpressure€receptacles€will€be€used€and€transported.Ō#†&Ÿl% %&‰@#ŌŌ#†XU2X%&Ÿlƒ<#ŌŌ‡&Ÿl%XXU2ŌŌ‡&" %%&ŸlŌŠ M$č" ŠĢņņņ ņNOTE:ó ó€€The€competent€authorities€granting€such€approvals€should€take€action€to€amend€the€Model€RegulationsŠ &œ $ Što€include€the€provisions€covered€by€the€approval€as€appropriate.óóŌ#†&Ÿl% %&"B#ŌŌ#†XU2X%&Ÿl÷A#ŌššŠ Ż&x!% ŠĢParagraph€6.2.1.1.1€should€be€maintained€but€paragraphs€6.2.1.1.2€through€6.2.1.1.8€should€be€deleted€.ĻA€new€€section€6.2.1.2€should€be€added€and€entitled:€š šDesign€and€Construction€Requirementsšš.€€The€sub„¼paragraphs€under€this€section€should€include€text€referencing€the€applicable€design€standards€for€eachĻcylinder€type€(e.g.€ISO€9809„1,€ISO€7806,€etc.).€In€addition€any€other€regulatory€requirements€over€andĻbeyond€the€design€standard€requirements€or€requirements€which€alter€the€design€standard€requirementsĻshould€be€included.€€For€example,€ĢŠ =.Ų(- Š6.2.1.2€ņ ņDesign€and€Construction€Requirementsó óŠ e ŠĢņ ņó ó6.2.1.2.1€€Refillable€seamless€steel€cylinders€with€a€maximum€tensile€strength€of€less€than€or€equal€to€1100Š AÜ ŠMPa€shall€be€designed,€constructed€and€tested€in€accordance€with€ISO€9809„1:1999.ĢĢ6.2.1.2.2€€Refillable€seamless€steel€cylinders€with€a€maximum€tensile€strength€of€less€than€or€equal€to€1100ĻMPa€shall€be€designed,€constructed€and€tested€in€accordance€with€ISO€9809„2:1999.ĢĢ6.2.1.2.3€€Refillable€seamless€aluminium€alloy€cylinders€shall€be€designed,€constructed€and€tested€inĻaccordance€with€ISO€7866:1999.ĢĢ6.2.1.2.4€€Refillable€seamless€steel€tubes€shall€be€designed,€constructed€and€tested€in€accordance€with€ISOĻ11120:1999.ĢĢņ ņó ó6.2.1.2.5€€€The€US€could€agree€to€reference€ISO€4706€if€certain€exceptions/amendments€to€the€standard€canŠ Qģ  Šbe€adopted€(see€US€DOT€comments€on€proposed€ISO€standards).€ĢĢ6.2.1.2.6€€€Non„refillable€gas€cylinders€designed,€constructed€and€tested€in€accordance€with€ISOĻ11118:1999.Ģą  ąĢņņņ ņThe€US€is€not€prepared€to€incorporate€references€to€standards€for€cryogenic,€composite,€acetylene€€orŠ Łt Šlarge€welded€cylinders€at€this€time€(see€US€DOT€comments€concerning€ISO€11119€for€compositeĻcylinders)ó óóóŠ ±L ŠĢņ ņInitial€inspection€and€testsó óą  ąŠ ‰$ ŠĢThe€text€in€section€6.2.1.4€should€be€replaced€with€the€following:€ĢĢš šInitial€inspection€and€tests€shall€be€conducted€consistent€with€the€requirements€of€the€applicable€designĻstandard€specified€in€6.2.1.1.ššĢĢThe€text€in€paragraph€6.2.1.2€entitled€š šMaterials€of€pressure€receptaclesšš€can€be€deleted.€€This€is€coveredĻin€the€applicable€design€standards.ĢĢ6.2.1.3€ņ ņService€equipmentó ó€Š Į$\" ŠĢWe€suggest€that€the€first€sentence€of€6.2.1.3.1€be€revised€to€take€into€account€equipment€such€as€regulatorsĻor€pressure€gauges.€We€also€believe€that€additional€requirements€applicable€to€manifolding€(branch€lines)Ļneeds€to€be€included.€We€propose€the€following€text€applicable€to€mainifolding:ĢĢš šPressure€receptacles€that€are€connected€by€manifolding€shall€be€supported€and€held€together€as€a€unit€byĻstructurally€adequate€means€in€accordance€with€[CEN€23069].€Safety€relief€devices€on€manifolded€horizontalĻpressure€receptacles€filled€with€flammable€gas€shall€be€arranged€to€discharge€upward€and€unobstructed€toĻthe€open€air€in€such€a€manner€as€to€prevent€any€impingement€of€escaping€gas€upon€the€containers.€€IndividualĻpressure€receptacles€shall€be€equipped€with€approved€pressure€relief€devices€as€required€by€4.1.4.1€(P200).ĻUnless€otherwise€specified,€each€pressure€receptacle€shall€be€equipped€with€an€individual€shut„off€valve€thatŠ é.„)- Šmust€be€tightly€closed€while€in€transport.€Manifold€branch€lines€of€these€individual€shut„off€valves€shall€beĻsufficiently€flexible€to€prevent€damage€to€the€valves€which€otherwise€might€result€from€the€use€of€rigidĻbranch€lines.€A€temperature€measuring€device€may€be€inserted€in€one€pressure€receptacle€of€a€manifoldĻassembly€in€place€of€the€shut„off€valve.ššĢĢ6.2.1.5€ņ ņPeriodic€inspectionó óŠ  œ ŠĢ6.2.1.5.1ą Ą ąRefillable€pressure€receptacles,€with€the€exception€of€cryogenic€receptacles,€€shall€be€subjectedŠ Ż x Što€periodic€inspections€in€accordance€with€following€ISO€standards:ĢĢISO€6406:€1992€Periodic€inspection€and€testing€of€seamless€steel€gas€cylinders,€Steel€cylinders€with€tensileĻstrength€equal€to€or€greater€than€1100€MPa€shall€be€inspected€by€ultrasonic€examination.ĢĢISO€10460:1993ą 9 ąWelded€carbon€steel€gas€cylinders€„€Periodic€inspection€and€testingŠ e  ŠĢISO€10461:1993ą 9 ąSeamless€aluminium€„€alloy€gas€cylinders€„€Periodic€inspection€and€testingŠ =Ų  ŠĢISO€10462:1993ą 9 ąCylinders€for€dissolved€acetylene€„€Periodic€inspection€and€testingŠ ° ŠÓQ+Ü Ü4Œ ä <”ģDœōL¤ü!Ģt‚XŪT , ,ŒXQÓĢISO€10464:1993€Liquefied€petroleum€gas€cylinders€„€Periodic€inspection€and€testingĢĢIn€6.2.1.5.2€we€propose€that€the€words€in€parenthesis€be€amended€to:€(excessive€clearances,€degradation,Ļloosening,€settlement,€etc.).ĢĢWith€respect€to€6.2.1.5.3€we€do€not€agree€that€a€leak€test€is€necessary.€€For€instance€on€a€DOT€4LĻ(cryogenic€cylinder),€we€consider€every€shipment€to€be€a€leak€test.€€We€could€add€provisions€for€cryogenicĻcylinders€as€this€work€progresses€through€ISO.€€We€believe€cryogenic€cylinders€should€be€excepted€fromĻretesting€requirements.ĢĢņ ņUT€testing:€ó óThe€US€requests€that€the€working€group€consider€requiring€100%€UT€for€requalification€ofŠ % Ą Špressure€receptacles€that€are€required€to€be€UT€tested€at€the€time€of€manufacture.€This€would€apply€to€thoseĻcylinders€which€are€required€to€be€UT€tested€at€the€time€of€manufacture.€The€hydraulic€test€at€the€periodicĻretest€interval€has€minimal€benefit€as€compared€to€UT€testing€for€pressure€receptacles€that€are€UT€tested€atĻthe€time€of€manufacture.ĢĢThe€working€group€should€address€the€address€the€inspection€body€responsibilities€and€reference€ISO€TRĻ14600€under€this€section.€€ĢĢThe€US€suggests€that€the€following€sentences€be€added:€š šAny€pressure€receptacle€not€exceeding€50€mmĻoutside€diameter€and€less€than€600€mm€in€length€is€excepted€from€the€hydrostatic€retest€requirement.€Non„¼refillable€cylinders€are€not€subject€to€periodic€retest€requirements.€Unless€otherwise€specified€each€pressureĻreceptacle€that€is€required€to€be€retested€shall€be€marked€with€a€test€date€and€a€periodic€retesterĻidentification€number€identifying€the€retester.€ņņņ ņŠ %,Ą&* ŠĢóóó óThe€US€supports€including€requirements€for€retester€marks€in€order€to€standardize€them€internationally€(e.g.Š ż-˜(, Šplacement,€content,€identification€of€the€retester,€etc.).€The€working€group€should€consider€whetherŠ é.„)- Šrequirements€for€specifying€retester€marks€should€be€added€here€(e.g.€š šEach€cylinder€passing€retest€mustĻbe€marked€with€the€retester's€identification€number....,€in€characters€not€less€than€3mm€high.€Markings€ofĻprevious€tests€may€not€be€removed.šš).We€believe€that€a€database€should€be€maintained€by€an€internationalĻbody€to€include€all€approved€inspection€bodies€and€retesters.€€This€should€be€made€available€through€theĻInternet€for€the€use€of€manufacturers,€users€and€regulatory€bodies.€€ĢĢWe€also€suggest€that€the€following€text€covering€marking€be€added:€š šEach€pressure€receptacle€that€has€beenĻperiodically€retested€in€accordance€with€these€Model€Regulations€with€acceptable€results€shall€be€markedĻas€specified€in€this€section.€€The€periodic€retest€markings€shall€not€be€altered€or€removed€once€they€areĻmarked€on€the€pressure€receptacle.€€Markings€shall€be€legibly€and€permanently€marked€into€the€material€ofĻthe€cylinder€as€specified€in€the€applicable€test€and€inspection€standard€(see€6.2.1.5.1).€The€depth€of€markingsĻmay€be€no€greater€than€that€specified€in€the€applicable€standard€Ō‡XU2XXXU2ŌŌUSUK.,Ōand€shall€be€such€that€the€minimum€wallŠ ‰$  Šthickness€is€not€compromised€and€no€harmful€stress€concentrations€resultŌ#†XU2XXXU29a#ŌŌUK.,US.,XaŌ.€€Markings€that€have€becomeŠ u  Šillegible€may€be€remarked€on€the€pressure€receptacle€as€provided€in€the€original€standard.€€The€markings€mayĻbe€placed€on€any€portion€of€the€upper€end€of€the€pressure€receptacle€excluding€the€sidewall.€UnlessĻauthorized€by€the€standard,€marking€on€the€sidewall€is€prohibited.€€When€the€space€originally€provided€forĻdates€of€subsequent€retests€becomes€filled,€the€stamping€of€additional€test€dates€into€the€external€surface€ofĻthe€foot€ring€of€a€pressure€receptacle€is€authorized.šš€ĢĢņ ņRetest€of€pressure€receptacles€when€suspected€of€being€damagedó óŠ é„ ŠĢThe€US€proposes€that€requirements€for€retesting€pressure€receptacles€which€show€evidence€of€dented,Ļcorroded,€cracked€or€abraded€areas,€leakage,€thermal€damage€or€any€other€condition€that€might€render€itĻunsafe€for€use€in€transport.€€The€US€proposes€that€following:ĢĢš š6.2.1.5.x€€ņņConditions€requiring€test€and€inspection€of€cylinders.óó€Without€regard€to€any€other€periodicŠ q  Šrequalification€requirements,€a€cylinder€shall€be€tested€and€inspected€in€accordance€with€this€section€priorĻto€Ģfurther€use€if:Ģ(a)€The€cylinder€shows€evidence€of€dented,€corroded,€cracked€or€abraded€areas,€leakage,€thermal€damageĻor€any€other€condition€that€might€render€it€unsafe€for€use€in€transport;Ģ(b)€The€cylinder€has€been€in€an€accident€and€has€been€damaged€to€an€extent€that€may€adversely€affect€itsĻability€to€retain€dangerous€goods;Ģ(c)€The€cylinder€has€been€over-heated€or€over-pressurized;Ģ(d)€The€competent€authority€determines€that€the€cylinder€may€be€in€an€unsafe€condition.ššĢńbńĢńbńĢņ ņApproval€of€retestersó óŠ '"% ŠĢThe€US€also€suggests€the€following:€Each€retester€shall€be€approved€by€the€competent€authority€consistentĻwith€the€requirements€of€ISO€TR€14600.€€With€the€exception€of€visual€inspections,€all€periodic€retestĻfunctions€under€this€section€shall€be€performed€or€supervised€by€the€approved€retester.€We€may€need€toĻconsider€additional€text€relevant€to€retesters€in€6.2.4.€€ĢĢThe€working€group€should€consider€whether€it€is€necessary€to€add€visual€inspection€requirements€andĻwhether€this€is€adequately€covered€by€reference€to€the€ISO€standards€listed€above.€€We€are€concerned€thatŠ į.|)- Šthe€ISO€standards€only€apply€to€periodic€inspection€whereas€visual€inspection€should€be€performed€moreĻfrequently€(i.e.€prior€to€transport).€This€should€actually€be€included€in€Part€4.ņņóóŠ Qģ ŠĢThe€working€group€should€consider€adding€a€sentence€consistent€with€the€provisions€of€€ISO€6406Ļconcerning€the€condemnation€of€pressure€receptacles€when€they€are€found€to€be€unsafe.€€We€believe€this€isĻimportant€to€ensure€that€unsafe€pressure€receptacles€are€removed€from€service€and€not€reintroduced€intoĻother€countries€where€the€requirements€for€condemnation€may€not€be€so€apparent€(i.e.€developingĻcountries).€€The€following€text€should€be€added€under€the€section€on€periodic€inspection:€ĢĢš šDuring€the€periodic€inspection€process€or€any€time€a€pressure€receptacle€is€found€to€be€unsafe€for€transport,Ļthe€requirements€applicable€to€rejection€of€pressure€receptacles€and€rendering€them€€unserviceable€accordingĻto€ISO€6406€shall€apply.šš€€ĢĢThe€US€requests€that€the€working€group€consider€whether€requirements€for€reheat€treatment€and€repairĻrequirements€should€be€included€in€the€UN€Recommendations€and€whether€appropriate€standards€areĻavailable€and€can€be€referenced.€49€CFR€includes€specific€requirements€in€this€regard€(see€173.34(g)€„€(j)).€ĢĢņ ņó ó6.2.1.6€€ņ ņMarkingsó ó.€The€US€points€out€that€the€text€in€Ō‡XU2XXXU2ŌŌUSUK.,ŌST/SG/AC.10/C.3/32/Add.1€does€not€correspondŠ ¬ Šwith€what€was€agreed€to€at€the€previous€meeting.€€Ō#†XU2XXXU2Jp#ŌŌUK.,US.,ipŌŠ œ ŠĢWe€believe€that€text€should€be€developed€as€an€introduction€to€the€marking€section.€€This€text€shouldĻindicate:ĢĢš šPressure€receptacles€which€conform€to€the€requirements€of€these€Model€Regulations€may€bear€the€UNĻcertification€markings€provided€in€6.2.1.6.1€and€6.2.1.6.3€accordingly.€€These€marks€indicate€that€the€Ļpressure€receptacles€have€been€designed,€constructed,€inspected,€tested€and€approved€in€accordance€withĻthe€€quality€conformance€system€specified€in€these€Model€Regulations.€In€itself,€the€mark€does€notĻnecessarily€confirm€that€the€pressure€receptacle€may€be€used€for€particular€dangerous€goods,€this€is€coveredĻin€Part€4€of€these€Regulations.€The€marks€facilitate€the€free€and€unrestricted€transport€of€the€pressureĻreceptacles€in€that€they€can€be€readily€recognized€by€consignors,€transporters€and€competent€authorities.ĻAdditional€markings€such€as€those€prescribed€in€ISO€13769€Gas€cylinders€„€Stamp€marking,€may€be€includedĻon€the€pressure€receptacleŌ‡XU2XXXU2ŌŌUSUK.,Ō€provided€they€are€made€in€low€stress€areas€other€than€the€side€wall,€are€not€ofŠ ż!˜ Ša€size€and€depth€that€will€create€harmful€stress€concentrations,€such€marks€shall€not€conflict€with€requiredĻmarkings.Ō#†XU2XXXU2u#ŌŌUK.,US.,-uŌŠ Õ#p! ŠĢThe€US€believes€that€the€pressure€receptacle€certification€mark€is€an€important€element€of€developingĻinternationally€acceptable€pressure€receptacle€requirements.€We€believe€that€the€certification€marking€shouldĻbe€limited€to€essential€information€primarily€of€interest€to€the€regulatory€authorities€and€that€otherĻinformation€critical€to€users€(tare€weight,€working€pressure,€etc.)€should€also€be€marked€on€the€pressureĻreceptacle€but€not€in€the€certification€marking.€€We€propose€the€following:ĢĢŌ‡XU2XXXU2ŌŌUSUK.,Ōņ ņProposed€Cylinder€Certification€Markingsó óŠ 5+Š%) ŠĢ(a)€UN€mark;€Ģā āŠ ł-”(, Šßp€V<,(`~"rćAīī `ĄxxE±eīīīīf„„pߊ e Šā āĢ(b)€the€number€of€the€ISO€technical€standard€(e.g.€ISO€9809„1:1999)€to€which€the€pressure€receptacle€isĻdesigned,€constructed€and€tested;ĢĢ(c)€country€authorizing€the€mark€in€upper€case€letters€in€accordance€with€ISO€3166;€xxxx;ĢĢ(d)€the€registered€mark€of€the€manufacturer*€(the€manufacturerššs€mark€shall€be€registered€with€competentĻauthority)ĢņņŌ#†XU2XXXU2_x#ŌŌUK.,US.,~xŌŌ‡XU2XXXU2ŌŌUSUK.,Ōóóą0  ąą0a '$ '$ąą0¹ a'$a'$ąŠ ¹ '$¹ '$ Š(e)€the€identifying€mark€or€stamp€of€the€authorized€independent€inspection€bodyŌ#†XU2XXXU2.{#ŌŌUK.,US.,M{ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō€who€carried€out€the€testsŠ ž9  Šand€inspections*€(The€independent€inspection€bodyššsŌ#†XU2XXXU29|#ŌŌUK.,US.,X|ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō€mark€shall€be€registered€with€competent€authority€ofŠ Š%  Šthe€country€of€manufacture)Ō#†XU2XXXU2 }#ŌŌUK.,US.,+}ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō;Š v  ŠĢ(f)€€test€pressure€in€bar€preceded€by€the€letters€š šTPšš€and€followed€by€the€letters€š šBARšš;Ō#†XU2XXXU2ß}#ŌŌUK.,US.,ž}ŌŌ‡XU2XXXU2ŌŌUSUK.,ԀРNé  ŠĢ(g)€date€(year€(last€two€figures)€and€month€(two€figures))Ō#†XU2XXXU2É~#ŌŌUK.,US.,č~ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō€of€the€initial€inspectionŌ#†XU2XXXU2ˆ#ŌŌUK.,US.,§ŌŌUSUK.,ŌŌ‡XU2XXXU2Ō€and€tests.Š &Į ŠĢņņ*The€US€believes€that€it€would€be€desirable€to€clearly€specify€the€alpha„numeric€content€of€theŠ ž™ Šmanufacturers€and€the€independent€inspection€bodyššsŌ#†XU2XXXU2"€#ŌŌUK.,US.,€ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō€marks.€€This€would€be€useful€since€numerousŠ ź… Šcompetent€authorities€will€be€registering€and€issuing€marks.€€ISO€13769€does€not€provide€sufficientĻguidance€on€the€content€of€the€manufacturerššs€Ō#†XU2XXXU2L#ŌŌUK.,US.,kŌŌ‡XU2XXXU2ŌŌUSUK.,ŌmarkŌ#†XU2XXXU2‚#ŌŌUK.,US.,ƂŌŌ‡XU2XXXU2ŌŌUSUK.,Ō€(i.e.€it€shows€it€as€a€two€digit€mark€)€or€the€inspectionŠ Ā] Šbodyššs€stamp.€€As€indicated€elsewhere€the€US€believes€that€an€international€marking€scheme€should€beĻdeveloped.€The€working€group€should€develop€marks€that€can€account€for€all€the€manufacturerššs€andĻinspection€bodies€worldwide.€€Competent€authorities€would€be€required€to€issue€marks€consistent€with€theĻinternational€system.€Since€each€manufacturing€facility€will€need€a€specific€mark€regardless€of€whetherĻit€is€the€same€company,€perhaps€the€mark€should€have€a€country€designation€also)óóŌ#†XU2XXXU2ƒ#ŌŌUK.,US.,!ƒŌŌ‡XU2XXXU2ŌŌUSUK.,ŌŠ ^ł Šą  ąĢŌ#†XU2XXXU2°…#ŌŌUK.,US.,Ļ…ŌŌ‡XU2XXXU2ŌŌUSUK.,Ōņ ņOther€Essential€Markingsó ó€ņ ņwhich€are€required€but€not€in€the€certification€marking€(ņņThese€would€beŠ 6 Ń Šrequired€on€the€cylinder€but€not€as€part€of€the€certification€marking)óóó ó:Š &!Į ŠĢ(a)€working€pressure€in€bar€preceded€by€š šWPšš€and€followed€by€the€letters€š šBARššŌ#†XU2XXXU2@†#ŌŌUK.,US.,_†ŌŌUSUK.,ŌŌ‡XU2XXXU2Ō€for€permanent€gases€andŠ # Šacetylene€(not€required€for€liquefied€gases);ĢĢ(b)€the€tare€of€the€pressure€receptacle€€in€kilogramsŌ#†XU2XXXU2ž‡#ŌŌUK.,US.,ģ‡ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō€preceded€by€the€letters€š šTAREšš€and€followed€by€theŠ Ę%a " Šletters€š šKGšš€(for€acetylene€cylinders,€the€tare€shall€include€the€mass€of€the€porous€material,€the€solvent,€andĻsaturation€gas);€ĢĢ(c)€the€water€capacity€in€litres€followed€by€the€letter€š šLšš;ĢĢ(d)€maximum€permissible€filling€weight€for€liquefied€and€permanent€gases€filled€by€weight€followed€by€theĻletters€š šKGšš€Ō#†XU2XXXU2ėˆ#ŌŌUK.,US., ‰ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō;Š :,Õ&) ŠĢ(d)€the€serial€number€of€the€pressure€receptacle€provided€by€the€manufacturer€preceded€by€the€letters€š šSNšš;Š .­(+ ЇŌ#†XU2XXXU2ńŠ#ŌŌUK.,US.,‹ŌŌ‡XU2XXXU2ŌŌUSUK.,Ō(e)€the€date€(year€(last€two€figures)€and€month€(two€figures))€of€the€retest€and€€inspection;Ō#†XU2XXXU2ż‹#ŌŌUK.,US.,ŒŌŌ‡XU2XXXU2ŌŌUSUK.,ŌŠ e ŠĢ(f)€stamp€for€non„destructive€testing€(e.g.€UT,€MT,€PT,€etc.),€if€applicable;ĢĢ(g)€Minimum€guaranteed€wall€thickness€in€mm€of€the€pressure€receptacle€shell€followed€by€the€lettersŌ#†XU2XXXU2Ȍ#ŌŌUK.,US.,ēŒŌŌUSUK.,ŌŌ‡XU2XXXU2Ō€š šmmššŠ  ° Š(not€required€for€composite€cylinders€and€pressure€receptacles€with€a€water€capacity€less€than€1€litre).ĢĢWe€believe€an€additional€mark€on€seamless€cylinders€designed€to€ISO€9809€which€have€a€tensile€strengthĻgreater€than€950€Mpa€and€for€certain€composite€cylinders€with€steel€liners€is€necessary€to€indicate€that€theyĻare€suitable€for€the€transport€of€hydrogen€gases€(e.g.€Hydrogen€chloride).€These€aggressive€gases€can€causeĻhydrogen€embrittlement.€€We€agree€with€the€markings€proposed€in€ISO€13769€and€propose€the€marks:€Ō‡ ©ī !XXU2Ōņ ņHó óŌ#† ©ī ! ! ©īŽ#ŌŌ#†XU2X ! ©ī\#ŌŌUK.,US.,’ŌŠ 8  Šand€ņ ņŌ‡XU2XXXU2ŌŌ‡ ©ī !XXU2ŌŌUSUK.,ŌHGó óŌ#† ©ī ! ! ©īž#ŌŌ‡ ©ī ! ! ©īŌŌ#†XU2X ! ©ī‘#ŌŌUK.,US.,<‘ŌŌUSUK.,Ō€to€€identify€steel€compatibility.Ō#†XU2XXXU2v‘#ŌŌUK.,US.,Ņ‘ŌŌ‡XU2XXXU2ŌŌUSUK.,ŌŠ Łt  ŠņņThe€US€generally€agrees€with€the€additional€markings€for€acetylene€cylinders€in€ISO€13769.€€We€proposeŠ °  Šthat€acetylene€cylinder€markings€be€covered€in€a€separate€paragraph.óóŠ œ  ŠĢņ ņGeneral€marking€requirements:ó óŠ Łt ŠĢŌ#†XU2XXXU2C’#ŌŌUK.,US.,b’Ōš šEach€pressure€receptacle€that€meets€the€requirements€of€this€Chapter€shall€be€marked€as€specified€in€thisŠ ±L Šsection.€€The€markings€Ō‡XU2XXXU2ŌŌUSUK.,Ōshall€be€legible€and€permanently€stamped,€engraved€or€etched€on€the€pressureŠ 8 Šreceptacle€Ō#†XU2XXXU2s”#ŌŌUK.,US.,’”Ōas€specified€in€the€applicable€design€standard€and€ISO€13769:€xxxxŌUSUK.,ŌŌ‡XU2XXXU2Ō.€Ō#†XU2XXXU2”•#ŌŌUK.,US.,•ŌFor€composite€cylinders€theŠ ‰$ Šmarkings€may€be€applied€using€a€label€which€is€permanently€embedded€under€the€resin€of€the€compositeĻmaterial€as€long€as€it€is€clearly€visible.€€MarkingsŌUSUK.,ŌŌ‡XU2XXXU2Ō€Ō#†XU2XXXU2Ś–#ŌŌUK.,US.,ȖŌshall€not€be€altered€or€removed€once€they€are€marked€onŠ aü Šthe€pressure€receptacle.€The€depth€of€markings€may€be€no€greater€than€that€specified€in€the€applicableĻstandard€Ō‡XU2XXXU2ŌŌUSUK.,Ōand€shall€be€such€that€the€minimum€wall€thickness€is€not€compromised€and€no€harmful€stressŠ 9Ō Šconcentrations€resultŌ#†XU2XXXU2ó—#ŌŌUK.,US.,˜Ō.€€€Markings€may€be€placed€on€any€portion€of€the€upper€end€of€the€pressure€receptacleŠ %Ą Šexcluding€the€sidewall.€Unless€authorized€by€the€standard,€marking€on€the€sidewall€is€prohibited.€€ŌUSUK.,ŌŌ‡XU2XXXU2ŌTheŠ ¬ Šmarkings€shall€be€on€the€shoulder,€top€head€or€neck€of€the€pressure€receptacle€or€on€a€permanently€affixedĻcomponent€of€the€pressure€receptacle€(e.g.€welded€collar).€Ō#†XU2XXXU2ę#ŌŌUK.,US.,²™ŌMarkings€that€have€become€illegible€may€beŠ é„ Šremarked€on€the€pressure€receptacle€as€provided€in€the€original€standard.Ō‡XU2XXXU2ŌŌUSUK.,Ō€Other€markings€are€allowedŠ Õp Šprovided€they€are€made€in€low€stress€areas€other€than€the€side€wall€and€are€not€of€a€size€and€depth€that€willĻcreate€harmful€stress€concentrations.€€Such€marks€shall€not€conflict€with€required€markings.ĢĢņņóóŌ#†XU2XXXU2f›#ŌŌUK.,US.,…›ŌĢĢ6.2.1.6.4€should€be€deleted€and€the€UN€mark€should€be€incorporated€as€the€first€mark€in€the€sequence€ofĻmarkings€prescribed€in€6.2.1.6.1€and€6.2.1.6.3.€€We€do€not€believe€that€this€text€was€agreed€to€by€theĻworking€group.ĢĢ6.2.4€Approval€of€pressure€receptacles€„€The€US€believes€this€section€needs€significant€revision€and€willĻpropose€revised€text€at€a€later€date.€€The€outcome€of€progress€in€developing€ISO€14600€will€need€to€beĻconsidered.€ĢĢņ ņComments€on€Proposal€5:Š ½,X'* ŠĢó óWe€agree€with€the€requirements€in€proposal€5.Š •.0), Їņ ņComments€on€Proposal€6:ó óŠ e ŠĢThere€are€two€major€issues€in€proposal€6€for€which€the€US€has€concern.€Our€concern€relates€to€paragraphsĻ6.7.5.3.2€and€6.7.5.3.4.€ĢĢIn€6.7.5.3.2€the€US€can€not€agree€to€the€text€in€square€brackets.€€The€US€believes€each€element€intendedĻfor€the€transport€of€flammable€gas€should€be€fitted€with€an€isolation€valve.€€ĢĢIn€6.7.5.3.4€the€US€can€not€agree€to€the€text€in€square€brackets.€€The€US€requests€that€EIGA€provide€moreĻinformation€on€the€quick€closing€safety€device€which€closes€automatically€in€the€event€of€a€fire€or€movementĻof€the€vehicle.€€ĢĢThe€US€believes€that€the€words€š šŌ‡XU2XXXU2Ōwith€overall€dimensions€in€accordance€with€ISO€668€and€corner€fitting€inŠ u  Šaccordance€with€ISO€11161"€in€the€definition€of€the€term€MEGC€should€be€more€appropriately€included€inĻsection€6.7.5.10.€€Ō#†XU2XXXU2‰”#ŌThe€working€group€should€also€consider€whether€section€€Ō‡XU2XXXU2Ō6.7.5.10Ō#†XU2XXXU2Ś¢#Ō€should€includeŠ Mč  Šadditional€requirements€applicable€to€the€framework.€For€instance€the€working€group€should€considerĻadopting€a€more€mandatory€reference€to€ISO€1496„3:1995.€ĢĢĢĢņ ņÓ  ÓŠ  Õp ŠAnnex€1ó óŠ e ŠÓė£ÓĢņņņ ņCylinders€subjected€to€the€action€of€fireóó.ó ó€A€cylinder€which€has€been€subjected€to€the€action€of€fire€must€notŠ =Ų Šagain€be€placed€in€service€until€it€has€been€properly€reconditioned€as€follows:€ĢĢ(1)€A€cylinder€made€of€plain€carbon€steel€with€not€over€0.25€percent€carbon€nor€over€0.90€manganese€needĻnot€be€reheat-treated€but€must€pass€the€periodic€retest€requirements€as€specified€in€paragraph€(e)€of€thisĻsection.€Ģ(2)€DOT€8€and€8AL€cylinders€made€entirely€of€carbon€steel€with€0.25€percent€or€less€carbon€and€with€0.90Ļpercent€or€less€manganese,€must€be€reinspected€to€determine€the€condition€of€the€cylinder€and€the€porousĻfiller,€as€prescribed€in€CGA€Pamphlet€C-13.€If€the€cylinder€has€been€damaged,€the€porous€filler€must€beĻremoved€and€the€cylinder€must€be€heat€treated€and€retested.€The€porous€filler€must€be€replaced€inĻaccordance€with€the€specification€to€which€the€cylinder€was€made.€A€cylinder€may€be€returned€to€serviceĻwithout€reheat€treatment€or€retest€if€the€cylinder€has€no€fire€or€mechanical€damage€and€the€porous€filler€isĻunchanged€and€intact.€Ģ(3)€The€inner€cylinders€made€under€specification€DOT-4L€(šš178.57€of€this€chapter)€may€be€used€after€againĻpassing€the€original€hydrostatic€test.€Ģ(4)€DOT€3AL€and€DOT€4E€aluminum€cylinders€may€not€be€reheat€treated€and€must€be€removed€fromĻservice.Ģ(5)€Other€cylinders€must€be€reheat€treated€and€reconditioned€as€specified€in€paragraph€(g)€of€this€section.€ĢĢ(h)€ņ ņRepair€by€welding€or€brazing€of€specifications€DOT-3A,€3AA,€3B,€3C€cylindersó ó.€Repair€ofŠ Å` Šspecifications€DOT-3A,€3AA,€3B€or€3C€(šššš178.36(e),€178.37(e),€178.38(e),€and€178.40(e)€of€thisĻsubchapter)€cylinders€by€welding€or€brazing€authorized,€but€only€for€the€removal€and€replacement€ofĻneckrings€and€footrings€attached€to€cylinders€originally€manufactured€to€conform€to€šššš178.36-9(a),Ļ178.37-9(a),€178.38-9(a),€and€178.40-9(a)€of€this€subchapter.€Removal€and€replacement€must€be€done€byĻa€regular€manufacturer€of€this€type€of€cylinder.€After€removal€and€before€replacement€of€such€parts,Ļcylinders€must€be€inspected,€and€defective€ones€rejected.€Cylinders,€neckrings,€footrings,€and€method€ofĻreplacement€must€conform€to€šš178.36(e),€178.37(e),€178.38(e),€or€178.40(e)€of€this€subchapter€whicheverĻapplies.€Replacement€must€be€followed€by€reheat€treating,€testing,€inspection,€and€supervised€and€reportedĻas€prescribed€by€the€specification€covering€their€original€manufacture.€Inspector's€reports€must€conform€withĻthat€required€by€the€specification€covering€original€manufacture€with€the€word€``repaired''€substituted€forĻ``manufactured.''€Show€original€markings€and€the€new€additional€markings€added,€and€statement:€``CylindersĻwere€carefully€inspected€for€defects€after€removal€of€neckrings€and€footrings€and€after€replacement,€whichĻreplacement€was€made€by€process€of€(Welding-brazing).''€Ģ173.34(i)Ģ(i)€ņ ņRepair€by€welding€or€brazingó ó€of€DOT-4€series€and€DOT-8,€welded€or€brazed€cylinders.€Repairs€onŠ &8!$ ŠDOT-4€series€and€DOT-8€series€welded€or€brazed€cylinders€are€authorized€to€be€made€by€welding€orĻbrazing.€Such€repairs€must€be€made€by€a€manufacturer€of€these€types€of€DOT€cylinders€or€by€a€repair€facilityĻapproved€by€the€competent€authority€and€by€a€process€similar€to€that€used€in€its€manufacture€and€under€theĻfollowing€specific€requirements:€ĢĢ(1)€Cylinders€with€injurious€defects€in€welded€joints€in€or€on€pressure€parts€must€be€repaired€by€completelyĻremoving€the€defect€prior€to€rewelding.€ĢĢ(2)€Cylinders€with€injurious€defects€in€brazed€joints€in€or€on€pressure€parts€must€be€repaired€by€rebrazing.€Š ķ.ˆ)- Ї(3)€Cylinders€during€welding€must€be€free€of€materials€in€contact€with€the€welded€joint€that€may€impair€theĻserviceability€of€the€metal€in€or€adjacent€to€the€weld.€(Precautions€must€be€taken€to€prevent€acetyleneĻcylinder€steels€from€picking€up€carbon€during€repair.)€ĢĢ(4)€Neckrings,€footrings,€or€other€nonpressure€attachments€authorized€by€the€specification€may€be€replacedĻor€repaired.€Repair€or€replacement€of€footrings,€neckrings,€or€other€nonpressure€attachments€authorized€byĻthe€specification€for€DOT-4BA€and€8AL€(šššš178.51€and€178.60€of€this€subchapter)€cylinders€may€be€madeĻwithout€conforming€to€the€requirements€of€paragraph€(i)(6)€of€this€section€provided€the€followingĻrequirements€are€met:€ĢĢ(i)€Must€be€done€by€a€manufacturer€of€these€types€of€DOT€cylinders€or€by€a€repair€facility€approved€by€theĻAssociate€Administrator€for€Hazardous€Materials€Safety.€ĢĢ(ii)€The€welder€shall€have€available€to€him€information€as€to€the€procedure€equipment,€and€rod€used€duringĻmanufacture€and€shall€use€a€similar€method€for€repair.€ĢĢ(iii)€Repairs€must€be€by€metal€arc€welding€only.€Welds€shall€be€3€inches€maximum€length€and€spaced€at€leastĻ3€inches€apart.€ĢĢ(iv)€Welds€shall€not€be€made€on€or€near€a€brazed€joint€(to€prevent€the€possibility€of€copper€penetration).€ĢĢ(v)€After€repair€the€welds€are€to€be€inspected€visually€for€weld€quality.€ĢĢ(vi)€After€repair€the€weld€area€is€to€be€leak€tested€at€the€service€pressure€of€the€cylinder.€ĢĢ(5)€After€removal,€and€before€replacement€of€attachments,€cylinders€must€be€inspected€and€defective€onesĻrejected,€repaired€or€rebuilt.€ĢĢ(6)€After€repair,€cylinders€must€be€reheat-treated,€tested,€inspected€and€reported€when€and€as€prescribed€byĻthe€specification€covering€their€original€manufacture€when€welding€or€brazing€seams€in€a€pressure€part€ofĻa€cylinder;€or€when€welding€or€brazing€on€pressure€parts€of€cylinders€of€plain€carbon€steels€with€carbon€overĻ0.25€percent€or€manganese€over€1.00€percent€or€of€alloy€steels€except€as€provided€in€šš173.34(i)(7).€ĢNote€1:€Heat-treatment€is€not€required€after€welding€or€brazing€weldable€low€carbon€parts€to€attachmentsĻof€similar€material€which€has€been€previously€welded€or€brazed€to€the€top€or€bottom€of€cylinders€andĻproperly€heat-treated,€provided€such€subsequent€welding€or€brazing€does€not€produce€a€temperature€inĻexcess€of€400šš€F.€in€any€part€of€the€top€or€bottom€material.€ĢĢ(7)€Repair€of€cylinders€must€be€followed€by€a€proof€pressure€leakage€test€at€prescribed€test€pressure€andĻvisual€examination€for€weld€quality€when€welding€on€pressure€parts€of€cylinders€of€plain€carbon€0.25€percentĻor€less€and€manganese€1.00€percent€or€less,€or€when€repairing€steel€types€1315,€NAX€and€GLX€by€theĻfollowing€procedure:€ĢĢ(i)€Leakage€through€the€welding€metal€may€be€repaired€without€subsequent€reheat€treatment€of€the€cylinder.€Ģ(ii)€Repair€permitted€only€by€either€the€metal€arc€or€tungsten€inert€gas€shielded€arc€process.€E7015,€7016,Ļor€7018€electrodes€not€larger€than€\1/8\€inch€diameter€shall€be€used€for€the€metal€arc€process.€ĢŠ į.|)- Š(iii)€Weld€defects€must€be€removed€by€grinding€or€chipping€before€repair€by€the€metal€arc€process.€TheĻtungsten€inert€gas€shielded€arc€process€may€be€used€for€repair€only€when€such€repair€can€be€made€byĻpuddling.€Repair€weld€shall€not€exceed€1€inch€in€length€nor€be€closer€than€3€inches€to€the€next€repair€area.€ĢĢ(iv)€Repair€of€weld€defects€which€have€any€cracking€is€not€permitted.€ĢĢ(j)€Repair€of€non-pressure€attachments.€Repair€of€non-pressure€attachments€by€welding€or€brazing€withoutĻaffecting€a€pressure€part€of€the€cylinder€must€be€followed€by€visual€examination€for€weld€quality.€ĢĢ(k)€Prohibited€repairs.€Walls,€heads€or€bottoms€of€cylinders€with€injurious€defects€or€leaks€in€base€metal€shallĻnot€be€repaired,€but€may€be€replaced€as€provided€for€in€paragraph€(l)€of€this€section.€ĢĢ(l)€Rebuilding€of€DOT-4€series€and€DOT-8,€welded€or€brazed€cylinders.€Rebuilding€of€DOT-4€series€andĻDOT-8€series,€welded€or€brazed€cylinders€is€authorized.€Such€rebuilding€must€be€done€by€a€manufacturerĻof€these€types€of€DOT€cylinders€or€by€a€repair€facility€approved€by€the€Associate€Administrator€forĻHazardous€Materials€Safety€and€by€a€process€similar€to€that€used€in€its€original€manufacture€and€under€theĻfollowing€specific€requirements:€ĢĢ(1)€The€replacement€of€a€pressure€part€such€as€wall,€heads,€or€bottoms€of€cylinders€or€the€replacement€ofĻthe€porous€filling€material,€shall€be€considered€as€rebuilding.€ĢĢ(2)€Rebuilt€cylinders€shall€be€considered€as€new€cylinders€and€shall€conform€to€all€the€requirements€of€theĻspecifications€applying,€including€verification€of€material,€examination,€inspection,€etc.,€and€the€renderingĻof€the€proper€reports€to€the€purchaser,€cylinder€rebuilder,€and€the€Associate€Administrator€for€HazardousĻMaterials€Safety.€Report€must€show€that€cylinders€were€rebuilt.€ĢĢ(a)€General€requirements€for€repair€and€rebuilding.€Any€repair€or€rebuilding€of€a€DOT€4B,€4BA€or€4BWĻcylinder€must€be€performed€by€a€person€holding€an€approval.€A€person€performing€a€rebuild€function€shallĻbe€considered€a€€manufacturer€subject€to€the€requirements.€The€person€performing€a€repair,€rebuild,€orĻreheat€treatment€must€record€the€test€results€as€specified€in€Sec.€180.215.€Each€cylinder€that€is€successfullyĻrepaired€or€rebuilt€must€be€marked€in€accordance€with€Sec.€180.213.ĢĢ(b)€General€repair€requirements.€Any€repair€of€a€cylinder€must€be€made€in€accordance€with€the€following:Ģ€€€€(1)€The€repair€and€the€inspection€of€the€work€performed€must€be€made€in€accordance€with€theĻrequirements€of€the€cylinder€specification.Ģ€€€€(2)€The€person€performing€the€repair€shall€use€the€procedure,€equipment,€and€filler€metal€or€brazingĻmaterial€as€authorized€by€the€approval€issued€under€Sec.€107.805€of€this€chapter.Ģ€€€€(3)€Welding€and€brazing€shall€be€performed€on€an€area€free€from€contaminants.Ģ€€€€(4)€A€weld€defect,€such€as€porosity€in€a€pressure€retaining€seam,€shall€be€completely€removed€beforeĻrewelding.€Puddling€may€be€used€to€remove€a€weld€defect€only€by€the€tungsten€inert€gas€shielded€arcĻprocess.Ģ€€€€(5)€After€removal€of€a€non-pressure€attachment€and€before€its€replacement,€the€cylinder€shall€be€given€aĻvisual€inspection€in€accordance€with€Sec.€180.205(f).Ģ€€€€(6)€Reheat€treatment€of€DOT-4B,€4BA€or€4BW€specification€cylinders€after€replacement€of€non-pressureĻattachments€is€not€required€when€the€total€weld€material€does€not€exceed€8€inches.€Individual€welds€mustĻbe€at€least€three€inches€apart.Š į.|)- Š€€€€(7)€After€repair€of€a€DOT€4B,€4BA€or€4BW€cylinder,€the€weld€area€is€to€be€leak€tested€at€the€serviceĻpressure€of€the€cylinder.Ģ€€€€(8)€Repair€of€weld€defects€must€be€free€of€cracks.Ģ€€€€(9)€When€a€non-pressure€attachment€with€the€original€cylinder€specification€markings€is€replaced,€allĻmarkings€must€be€transferred€to€the€attachment€on€the€repaired€cylinder.Ģ€€€€(10)€Walls,€heads€or€bottoms€of€cylinders€with€defects€or€leaks€in€base€metal€may€not€be€repaired,€but€mayĻbe€replaced€as€provided€for€in€paragraph€(d)€of€this€section.Ģ€€€