SPL REPAIR FOR REPLACEMENT OF OLD CORRODED CI GI PPR PIPE WITH DI GI PIPE IN A BLOCK QTR NO A 29 TO A 44 A 47 TO A 60 A 67 TO A 70 A 73 TO A 75 AND A 91 TO A 94 UNDER GE NARANGI

Amount

Excavation in trenches not exc 1.50 m wide and not exc 1.50 m deep for foundation, laying of pipe or for shafts, wells cesspits,man holes etc not exc 10 Sqm on plan and n exc 1.5m in depth and getting out in soft / loose soil complete all as specified and as directed.

Excavation in trenches not exc 1.50 m wide and depth exc 1.50 m and not exceeding 3.00m beyond the first 1.50m deep for foundation, laying of pipe or for shafts, wells cesspits,man holes etc not exc 10 Sqm on plan and n exc 1.5m in depth and getting out in soft / loose soil complete all as specified and as directed.

Returning, filling, in including spreading, levelling, watering and well ramming in layers n.exc. 25cm thick complete all as specified and as directed.

Removing excavated soil to distance not exc. 50 m and depositing where directed at a level not exc. 1.5 m above the starting point etc complete all as specified and as directed.

Taking up/down CI/DI water mains 100 mm dia including connection/fittings from trench/wall/floors etc complete all as specified and as directed. ( Earth work will be measured and paid seperately under the relevent items of the BOQ)

Supplying, laying & testing 100 mm dia ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for push-on - joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating duly ISI marked laid in trenches including making good disturbed surfaces of road /pavement/PCC surface as required complete all as specified and as directed.

Supplying, laying & testing 150 mm dia ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for push-on - joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating duly ISI marked laid in trenches including taking out old 150mm dia CI/DI water main and making good disturbed surfaces of road /pavement/PCC surface as required complete all as specified and as directed.

Supplying, laying & testing 200 mm dia ductile iron pressure pipe socket and spigot end, class K-7, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for push-on - joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coating duly ISI marked laid in trenches including taking out old CI/DI pipe of 200mm dia and making good disturbed surfaces of road /pavement/PCC surface as required complete all as specified and as directed.

M&L for DI fittings 100mm to 350mm bore for spigot and socketed pipes such as bends (any type radius and angle), tappers any type (straight, bend, increasing, decreasing or double socket type etc), tee pieces, single branch, Y junction, double branch, cross (all sockets or socket and spigot etc), collars, caps & plugs etc. complete all as specified and as directed.

Taking up/down 90 mm dia PPR pipe including connection/fittings from trench/wall/floors etc . complete all as specified and as directed. ( Earth work will be measured and paid seperately under the relevent items of the BOQ)

Taking up/down 63 mm dia PPR pipe including connection/fittings from trench/wall/floors etc . complete all as specified and as directed. ( Earth work will be measured and paid seperately under the relevent items of the BOQ)

Taking up/down 25 mm dia PPR pipe including connection/fittings from trench/wall/floors etc . complete all as specified and as directed. ( Earth work will be measured and paid seperately under the relevent items of the BOQ)

Taking up or down 50 mm bore GI tubing from trenches / wall floors including all fittings complete all as specified and as directed. Note : Excavation and earthwork if any shall be measured and paid under relevent items of the BOQ.

S & F GI tubing 50mm bore, medium grade with all fittings and fixed complete laid in trenches complete all as specified and as directed.

Taking up or down 25 mm bore GI tubing from trenches / wall floors including all fittings complete all as specified and as directed. Note : Excavation and earthwork if any shall be measured and paid under relevent items of the BOQ.

S & F GI tubing 25mm bore, medium grade with all fittings and fixed complete laid in trenches complete all as specified and as directed.

Taking up or down 20 mm bore GI tubing from trenches / wall floors including all fittings complete all as specified and as directed. Note : Excavation and earthwork if any shall be measured and paid under relevent items of the BOQ.

S & F GI tubing 20mm bore, medium grade with all fittings and fixed complete laid in trenches complete all as specified and as directed.

S & F GI tubing 20mm bore, medium grade with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed.

S & F in repairs 50 mm bore gun metal globe or gate valve cast copper alloy, screwed down, high pressure with iron wheel head screwed both ends for iron pipe complete all as specified and as directed.

S & F in repairs 20 mm bore gun metal globe or gate valve cast copper alloy, screwed down, high pressure with iron wheel head screwed both ends for iron pipe complete all as specified and as directed.

S&F in repair 20mm dia ball brass high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed ( Minimum weight 210gm) complete all as specified & as directed.

S&F in repairs, sluice valve (heavy duty) with heavy duty stainless steel spindle conforming to IS 14846 (2000) both end flanged class PN 1.6 of size 150 mm dia including necessary nuts,bolts washers and gasket complete all as specified and as directed.

S&F in repairs, sluice valve (heavy duty) with heavy duty stainless steel spindle conforming to IS 14846 (2000) both end flanged class PN 1.6 of size 100 mm dia including necessary nuts,bolts washers and gasket complete all as specified and as directed.

S&F straight plain brass ferrule 20mm ( or connecting screws screwd both ends and fixed complete all as specified & as directed.

M&L for construction of brick masonry valve pit of size 100 cmx 100 cm x 90 cm (internal dimension) one brick thick wall built in CM (1:4) on 100mm thick PCC (1:4:8) type D2, (nominal mix) as in foundation, and 15mm thick rendering in cement mortar (1:4) both externally and internally, external plaster shall be up to 15cm below GL, providing valve pit cover made of 3.15mm thick MS sheet/plate, including provision of hinges, handle and locking arrangement including40X40X 6mm angle iron frame fixed on top of valve pit by means of MS hold fast 40x6mm and 150mm long, embedded in PCC (1:2:4) type B-1 (using 20mm graded stone aggregate) block of size 230X200X100mm, including two coats of anti-corrosive paint over a coat of red oxide zinc Chrome primer and necessary earth work in soft/loose soil including demolition of old valve pitcomplete all as specified & directed.

M&L for boring of holes at a depth upto 1.50m below/under road/pavement , hardstanding by trenchless technology using ultra sounding technique/mechanical means by using standard engineering practice and necessary mechine including and providing HDPE pipe of nominal dia 150mm, PE-80, PN-6, duly ISI marked complete all as per IS: 4984/2016 with fittings complete all as specified & directed.

Rana Kr Phookan

S. R. TRADING