REPAIR/ MAINT AND REPLACEMENT AND CLEANING OF CI/ GI/DI/PPR/ UPVC WATER SUPPLY PIPE LINE INCLUDING VARIOUS MAIN CONTOLLING VALVE AND VALVE PIT CHAMBER AT MD ACCN AT MILITARY STATION AGARTALA

Amount

Schedule'A' Part-I: E&M 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-7, 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 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 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 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 50 mm bore complete all as directed.

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 and including taking down old unserviceable, complete all as specified and directed.

Supply & fixing connecting and testing of PP-R Gate valve of size 40 mm bore and including taking down old unserviceable, complete all as specified and directed.

Supply & fixing connecting and testing of PP-R Gate valve of size 25 mm bore and including taking down old unserviceable, 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.

Testing of water sample from Govt NABL laboratory and submit test report, water collected from Borewell (Raw water) at different pump houses at Mil Stn Agartala for the following test : (a) Iron Test (b) Chlorine test (c) Turbidity test, (d) Hardness test (e) TDS test. complete as directed.

Testing of water sample from Govt NABL laboratory and submit test report, water collected from treated sump (After IRP) at different pump houses at Mil Stn Agartala for the following test : (a) Iron Test (b) Chlorine test (c) Turbidity test, (d) Hardness test (e) TDS test. complete as directed.

Testing of water sample from Govt NABL laboratory and submit test report, water collected from user end (treated water) at different pump houses at Mil Stn Agartala for the following test : (a) Iron Test (b) Chlorine test (c) Turbidity test, (d) Hardness test (e) TDS test. complete as directed.

Cutting hard standing/ road for laying of pipe complete all as specified and directed

Material and labour for PCC (1:4:8) type D-2 (using 40 mm graded aggregate) for filling and making good disturbed surfaces of road/ hard standing etc complete all as specified and as directed

Material & labour for construction of 230mm thick brick masonry 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 frame fixed with hold fasts in PCC 1:2:4 type B1 coping 50mm thick, 20mmx6mm flat iron hinges with locking arrangement including lock 65mm brass and keys, MS handles 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 construction of 230mm thick brick masonry 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 frame fixed with hold fasts in PCC 1:2:4 type B1 coping 50mm thick, 20mmx6mm flat iron hinges with locking arrangement including lock 65mm brass and keys, MS handles 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 construction of 230mm thick brick masonry 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 frame fixed with hold fasts in PCC 1:2:4 type B1 coping 50mm thick, 20mmx6mm flat iron hinges with locking arrangement including lock 65mm brass and keys, MS handles 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.

Supply and laying 3 layer PP-R polypropyline random copolymer concealed pipes 32 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 PP-R Gate valve of size 32 mm bore and including taking down old unserviceable, complete all as specified and directed.

Supply and lay 25 mm bore steel water tubing, galvanised 'medium grade’ with all necessary fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed

Supply and lay 32 mm bore steel water tubing, galvanised 'medium grade’ with all necessary fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed

Supply and fix gun-metal, gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified & directed for 25 mm bore.

Supply and fix gun-metal, gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified & directed for 32 mm bore.

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 NIYATI NETWORK

SHRI RAJESH DEY

M/S PAUL ENTERPRISE

M/S UTTAM GANGULY ENTERPRISE