REPAIR, MAINT AND REPLACEMENT OF WATER SUPPLY PIPE LINE, VALVES, VALVE CHAMBER, PUMP SETS AND OTHER INSTALLED EQUIPMENT INCL CONNECTED ACCESSORIES IN VARIOUS LOCATION AT MIL STN AGARTALA

Amount

Schedule'A' Part-I: B&R works

Excavation in trenches, n exc 1.5m wide and n exc 1.5m in depth in soft/loose soil for foundation etc, or for shafts, wells/laying of pipeline cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5m in depth and getting out.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc. 25 cm all as specified and directed.

Removing excavated material n exc 50m and deposting where directed at a level n exc 1.5m above the starting point.

Taking up cast iron water mains of 150 mm dia (including all fittings), with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as directed.

All as per item No. 4 here-in-before but of size 100mm dia CI pipe.

All as per item No. 4 here-in-before but of size 80mm dia CI pipe.

Re-laying of Cast iron (CI) pipes of 150mm bore with spigot & socket ends, centrifugally cast, class K-9, in any length after cleaning, laid in trenches including testing complete all as specified and directed.

All as per item No. 7 described here-in-before but of 100mm bore CI pipe.

All as per item No. 7 described here-in-before but of 80mm bore CI pipe.

Material & Labour for ductile iron pressure pipe 100 mm bore centrifugally cast with socket & spigoted ends Class K- 9, ISI marked duly embossed suitable for (push on joint) rubber gasket D jointing with inside cement mortar lining with internal metalic zinc coating and external black bitumen coating including jointing material complete all as specified and as directed.

Material & Labour for ductile iron pressure pipe 150 mm bore centrifugally cast with socket & spigoted ends Class K- 9, ISI marked duly embossed suitable for (push on joint) rubber gasket D jointing with inside cement mortar lining with internal metalic zinc coating and external black bitumen coating including jointing material complete all as specified and as directed.

Material & Labour for ductile iron pressure pipe 80 mm bore centrifugally cast with socket & spigoted ends Class K- 9, ISI marked duly embossed suitable for (push on joint) rubber gasket D jointing with inside cement mortar lining with internal metalic zinc coating and external black bitumen coating including jointing material complete all as specified and as directed.

Taking up GI Water mains(including all fittings) upto 80 mm bore complete all as directed.

Labur only for laying, connecting and testing GI tubing, medium grade, 80mm bore in tenches complete all as specified and as directed. Note : Pipe shall be issued free for fixing only as schedule 'B' item.

Supply and laying 3 layer PP-R polypropyline random copolymer concealed pipes 50 mm bore of SDR 7.4 (PN-16) UV stabilised and anti-microbial fusion welded having thermal stability for water supply including all PP-R plain & brass threaded polypropyline random fittings fixed complete to laid in trenches complete all as specified including all fittings etc.

Supply and laying 3 layer PP-R polypropyline random copolymer concealed pipes 40 mm bore of SDR 7.4 (PN-16) UV stabilised and anti-microbial fusion welded having thermal stability for water supply including all PP-R plain & brass threaded polypropyline random fittings fixed complete to laid in trenches complete all as specified including all fittings etc.

Supply and laying 3 layer PP-R polypropyline random copolymer concealed pipes 25 mm bore of SDR 7.4 (PN-16) UV stabilised and anti-microbial fusion welded having thermal stability for water supply including all PP-R plain & brass threaded polypropyline random fittings fixed complete to laid in trenches complete all as specified including all fittings etc.

Supply & fixing connecting and testing of CI sluice valve ,ISI marked duly embossed 150 mm bore both ends flanged,with CI body and brass spindel with bolts and nuts ,operating wheel etc. non rising type class PN-1.6 including ,jointing material rubber gasket, complete all as specified and directed.

Supply & fixing connecting and testing of CI sluice valve ,ISI marked duly embossed 100 mm bore both ends flanged,with CI body and brass spindel with bolts and nuts ,operating wheel etc. non rising type class PN-1.6 including ,jointing material rubber gasket, complete all as specified and directed.

Supply & fixing connecting and testing of CI sluice valve ,ISI marked duly embossed 80 mm bore both ends flanged,with CI body and brass spindel with bolts and nuts ,operating wheel etc. non rising type class PN-1.6 including ,jointing material rubber gasket, complete all as specified and directed.

Supply & fixing connecting and testing of PP-R Gate valve of size 50 mm bore complete all as specified and directed.

Supply & fixing connecting and testing of PP-R Gate valve of size 40 mm bore complete all as specified and directed.

Supply & fixing connecting and testing of PP-R Gate valve of size 25 mm bore complete all as specified and directed.

Material & labour for Making connection of PP-R distribution branch with PP-R main of sizes upto 40mm by providing and fixing tee including cutting and making fusion joint etc complete all as specified and directed.

Material & labour for Making connection of PP-R distribution branch with PP-R main of sizes upto 50mm by providing and fixing tee including cutting and making fusion joint etc complete all as specified and directed.

Material & labour for DI Fittings Bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc.,) Tee pieces, single branch, "Y" junction, double branch, cross (all sockets or socket and spigot) collers, caps suitable for spigot and socketed pipes all as specified of the following sizes : (a) upto 200 mm dia bore.

Material & labour for Cutting Cast Iron pipes and reducing to required length in position for insertion of new tees, branches etc for 150 mm dia bore pipe all as specified and as directed.

Material & labour for Cutting Cast Iron pipes and reducing to required length in position for insertion of new tees, branches etc for 100 mm dia bore pipe all as specified and as directed.

Material & labour for Cutting Cast Iron pipes and reducing to required length in position for insertion of new tees, branches etc for 80 mm dia bore pipe all as specified and as directed.

Dismantling of air compressor reciprocating type ,single stage ,two cylinder of working pressure of 9 kg /sqcm or 12 kg/sqcm complete with 3 HP electric driven motor ,carrying out repairs by replacing worn out /damaged spare parts ,overhauling ,providing minor parts such as bolts ,nuts & washers etc ,assembling ,testing and commissioning complete all as specified and directed . Note : Make of the spare parts shall be as per existing make / brand of equipment .

Supply only Piston ring set LP for air compressor reciprocating type ,single stage .two cylinder of working pressure 9 kg/sqcm or 12 kg/sqcm complete with 3 HP electric driven motor complete al as specified and directed. Note : Make of the spare parts shall be as per existing make /brand of equipment .

All as per item No. 31 here-in-before but Piston ring set HP

All as per item No. 31 here-in-before but Guide valve LP

All as per item No. 31 here-in-before but Guide valve HP

All as per item No. 31 here-in-before but Valve guide screw

All as per item No. 31 here-in-before but Bush lining LP

All as per item No. 31 here-in-before but Bush lining HP

All as per item No. 31 here-in-before but Gudgeon pin LP

All as per item No. 31 here-in-before but Gudgeon pin HP

All as per item No. 31 here-in-before but Ball Bearing JRNL

All as per item No. 31 here-in-before but Oil Seal

All as per item No. 31 here-in-before but Seeger ring

All as per item No. 31 here-in-before but Locking ring

All as per item No. 31 here-in-before but Suction Filter

All as per item No. 31 here-in-before but Inter cooler pipe

All as per item No. 31 here-in-before but Pressure Switch

All as per item No. 31 here-in-before but Pressure Gauge

All as per item No. 31 here-in-before but Non Return Valve

All as per item No. 31 here-in-before but Delivery pipe

All as per item No. 31 here-in-before but Gasket set complete.

Rewinding motor of capacity 3 HP ,AC, 3 Phase ,415 V with super enamelled copper wire ,1100V of same gauge as existing with same number of turns including providing slot/core insulation ,heat varnishing etc and testing complete all as specified and directed .

Supply & fixing in replacement DOL starter AC single phase ,415 V ,5 HP complete all as specified and directed

Supply and laying of galvanised iron tubing, medium grade of 15 mm bore with all fitting, and fixed complete to walls/ ceilings or laid in floors complete all as specified and directed .

Supply & fixing Gun metal globe or gate valve with iron wheel head, screwed both ends of size 15 mm dia complete all as specified and directed.

Material & labour for constraction of 230mm thick bnrick masonary valve chamber built in CM 1:6 of valve pit of size 900x900x1200mm (internal size) with 100mm thick foundation using PCC 1:4:8 type D2 with 100mm offset,15mm thick plastering internally and 15cm below GL externally in CM 1:6, 3mm thick MS sheet cover ,double door welded to 50mmx50mmx6mm MS angle iron fram fixed with hold fasts in PCC 1:2:4 tyupe B1 coping 50mm thick, 20mmx6mm flat iron hinges with loocking arrangement including lock 65mm brass and keys, MS handies and applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces including excavation & earth work in any type of soil / rock and disposal of surplus soil to a distance not exceeding 50m complete all as specified and directed.

Material & labour for constraction of 230mm thick bnrick masonary valve chamber built in CM 1:6 of valve pit of size 900x900x900mm (internal size) with 100mm thick foundation using PCC 1:4:8 type D2 with 100mm offset,15mm thick plastering internally and 15cm below GL externally in CM 1:6, 3mm thick MS sheet cover ,double door welded to 50mmx50mmx6mm MS angle iron fram fixed with hold fasts in PCC 1:2:4 tyupe B1 coping 50mm thick, 20mmx6mm flat iron hinges with loocking arrangement including lock 65mm brass and keys, MS handies and applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces including excavation & earth work in any type of soil / rock and disposal of surplus soil to a distance not exceeding 50m complete all as specified and directed.

Material & labour for constraction of 230mm thick bnrick masonary valve chamber built in CM 1:6 of valve pit of size 450x450x 700mm (internal size) with 100mm thick foundation using PCC 1:4:8 type D2 with 100mm offset,15mm thick plastering internally and 15cm below GL externally in CM 1:6, 3mm thick MS sheet cover ,double door welded to 50mmx50mmx6mm MS angle iron fram fixed with hold fasts in PCC 1:2:4 tyupe B1 coping 50mm thick, 20mmx6mm flat iron hinges with loocking arrangement including lock 65mm brass and keys, MS handies and applying one coat of red oxide primer and two coats of synthetic enamel paint to all steel surfaces including excavation & earth work in any type of soil / rock and disposal of surplus soil to a distance not exceeding 50m complete all as specified and directed.

Material and labour for cleaning of existing clear water tank by carrying out the following works all as specified and directed. (i) Removing the slidge, mud and dissolved iron water from the clear water tank (ii) Scrubbing the algae from the walls corners etc completely by using wire brush and bleaching powder all as specified and directed .

Taking out 3 Phase 415 Volts 7.5 HP induction motor from site carry to workshop dismantling existing winding and rewinding of motor with insulated copper wire of existig gauge varnished, reassembling and refixing all as specified and directed.

Taking out 3 Phase 415 Volts 5 HP induction motor from site carry to workshop dismantling existing winding and rewinding of motor with insulated copper wire of existig gauge varnished, reassembling and refixing all as specified and directed.

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum. 2. Unless otherwise specified the rates for PCC shall deemed to include the cost of formwork shuttering etc, required for complete and proper execution of the work. Refer Schedule 'A' notes for details.

M/S UTTAM GANGULY ENTERPRISE

M/S PAUL ENTERPRISE

M/S NIYATI NETWORK