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M461-1 <br />sym REVISION I BY I APPROVED I DATE sym REVISION BY APPROVED DATE <br />ORIG I PIW UPGRADES ADDENDUM A 20808408 KJ I JMF 1 01.25.21 <br />50579 <br />ACCEPTABILITY <br />THIS DESIGN AND/OR <br />SPECIFICATION IS APPROVED �z <br />LEGEND <br />I1` PIPE MAIN ANCHOR <br />21 <br />PIPE GUIDE <br />X2 = TWO SUPPORTS <br />PS-# PIPE SUPPORT/ANCHOR SEE <br />M538-03. <br />GENERAL SCOPE OF WORK <br />1 1699 HPS. SEE M530 SERIES <br />W FIRE <br />LINE. SEE <br />M457 <br />SERIES <br />0300 PIW <br />489 X6" SS <br />SCH <br />10 X SS SCH 10 <br />4 <br />0500 PIW <br />4" X6" SS <br />SCH <br />10 X SS SCH 10 <br />5 <br />0600 PIW <br />4' X699 SS <br />SCH <br />10 X SS SCH 10 <br />CONSTRUCTION NOTES <br />1 SEE CIVIL DRAWINGS FOR TUNNEL AND-TAULT <br />LOCATIONS & ELEVATIONS. <br />2. SUPPORT PIW 4!X6" SCH 10 X SCH 10 DC AT <br />MAXIMUM 8'-Y' O.C. IN TUNNELS. EXISTING STEA <br />OR FIRE LINE SUPPORTS MAY BE USED FOR <br />GRAVITY ONLY SUPPORT OF PIW LINES. I <br />3. PIW GUIDES OR ANCHORS ON NEW PS-5 TYPE <br />SUPPORTS ONLY. 1 GUIDE OR ANCHOR PER <br />SUPPORT AND OTHER PIW LINE GRAVITY LOADONLY. <br />WELDEDPROVIDE ANVIL TEE TO CARRIER TO <br />MAINTAIN <br />ADDITIONAL 1E/ANCHOR SUPPORT FOR OTHER <br />PIW LINE IMMEDIATELY ADJACENT TO SUPPORT <br />4. SUPPORTS BE COATEDCARBON PER <br />STRUCTURAL DRAWINGS EXCEPT AT ANCHOR <br />LOCATIONS4 <br />FACILITATE,r <br />1 INSTALL NEW PS-5 SUPPORT ADJACENT TO EXISTING <br />16" HPS GUIDE SUPPORT, <br />CORE DRILL AND INSTALL LINK SEAL® <br />�0-23 <br />3 <br />PS®2 SUPPORTS AT BOTH ENDS OF VALVE BOXES. <br />4 <br />PROVIDE SEPARATE PS-4 ANCHORS AND <br />PS-5 GUIDES <br />FOR EACH PIW 0300 AND PIW 0500 AT <br />LOCATIONS <br />INDICATED AND OFFSET AS NEEDED FOR <br />INSTALLATION. <br />5 <br />END OF PIW 0600 INSTALLATION. P.O.C. <br />FOR FUTURE <br />PIW 0600. INSTALL HAND VALVE CLOSED. <br />EXTEND PIW <br />0600 DOWNSTREAM OF VALVE BOX TO NEW <br />OR <br />-- , <br />EXISTING SUPPORT. <br />0 <br />0m <br />fIl <br />....,, ..� � m.s,;,xsF3 r ,gym R`:,'FS',�' «5"�+ �s���.. •.��, .....�.L-3Y":b1F �t� <br />> N <br />A w e` xis <br />' <br />40-YD-M461 - 1 <br />