REPAIRS REPLACEMENT OF EXTERNAL WATER SUPPLY DISTRIBUTION NETWORK INCLUDING REPLACEMENT OF OLD UNSERVICEABLE CI GI PIPES REPLACEMENT OF SLUICE VALVES REPAIRS TO VALVE CHAMBERS AND CONNECTED WORKS AT MARGAO AND PONDA UNDER GE PANAJI GOA

Amount

Excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5 m in depth for foundation, laying of pipe line etc and getting out in hard/dense soil complete all as specified

Returning filling including spreading, levelling watering and well ramming in layers not exceeding 25 cm thick in hard/dense soil complete all as specified and directed

Removing excavated surplus hard/dense soil to a distance not exceeding 50 m and depsoiting where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed

Supply and Laying in trenches galvanised steel water tubing of medium grade with and inclding all fittings such as bends, elbows, tees, unions, nipples, short pieces etc as requierd at site, laid in trenches including dismantiling and taking out old unserviceable pipe line along with fittings from existing connections complete all as specified and directed for the following sizes:- Note:- Excavation and earth work shall be measured and paid separately under relevant item of Sch ‘A’

Bore of tube 80 mm dia

Bore of tube 50 mm dia

Bore of tube 40 mm dia

Bore of tube 25 mm dia

Bore of tube 20 mm dia

Supply and laying Unplasticised PVC pipes of pressure rating 10 kgf/cm2 laid in trenches including short length, with all pipe fittings such as ends, elbow, union, tees, reducing tees, adaptors, socket, plugs, hose clip etc. complete making good and also cutting, threading to the existing pipe line complete all as specified and directed for the following sizes:- Note :-(i) Excavation and earth work shall be measured and paid seperately under relevent item of Schedule 'A' (ii) The rates quoted inclusive of cutting, jointing and testing of the pipe (iii) Quoted rate is deems to be inclusive of all specials/ fittings required at site and testing complete.

Bore for tube 40 mm dia

Bore for tube 25 mm dia

Bore of tube 20 mm dia

Supply and laying Unplasticised PVC pipes of pressure rating 10 kgf/cm2 laid on floor or fixed to wall, ceilings or laid in floor including short length, with all pipe fittings such as ends, elbow, union, tees, reducing tees, adaptors, socket, plugs, hose clip etc. complete making good or the disturbed surface & cutting, threading/ screwing all as specified and directed for the following sizes:-

Bore of tube 25 mm dia

Bore of tube 20 mm dia

Supply and fix cast iron sluice valve PN-1.6 confirming to IS 14846/2000, ISI Mark with MS spindle and iron wheel head with both ends flanged with new rubber gasket, bolts and nuts including dismantiling of old unserviciable sluice valve fixed at any location all as directed for the following size:- Note:- Quoted rate is deemed to be inclusive of cutting the existing CI/ DI/MS/GI/PVC pipe, insertion of specials and making provision for fixing of valves and testing including necessary welding, flanges, packings bolts & nuts etc required at site complete all as specified and directed.

150 mm dia

100 mm dia

80 mm dia

S&F Gun metal gate valves with iron wheel head screwed at both ends for iron pipes complete including dismantling of old unserviceable gate valve fixed at any location all as directed for the following sizes :-

50 mm dia

40 mm dia

25 mm dia

20 mm dia

Construction of valve chamber with 150 mm thick PCC foundation 1:4:8 type D2 using 40 mm graded trap stone aggregate, 230 mm thick brick masonary wall sub class 'B' bricks builts in cement mortor 1:4 10 mm thick plastring to brick masonary in cement mortar internally and externaly upto 15 cm below ground level, 50 mm thick coping with PCC 1:2:4 type B1 using 20 mm graded crushed trap stone aggregate valve chamber frame cover made of mild steel angles of size 40mm x 40 mm x 6 mm and cover made of 2.5 mm thick mild steel sheet fixed with mild steel hinges - 02 Nos, locking arrangements with provision of locks and painting the steel surfaces with two coats of synthetic emameled over a coat of zinc chromate primer including necessary earth work, excavation, dismantling of existing valve chamber of any size and pattern and at any position all as specified and directed for the following size:-

Size up to 1.00M x 1.00M x 1.0M (Internal Size)

Size up to 1.5M x 1.5M x 1.5 M (Internal Size)

Material and labour for Mild Steel plain black sheet 2.5 mm thick cut of size and fixed with mild steel hinges to steel members with bolts and nuts with all necessary drilling, bending, welding etc as required for valve chamber cover and applying two coats of synthtic enameld paint of approved colour over a coat of red oxide primer including dismantling the old sheet

Material and Labour for PCC 1:3:6 type C1, using 20 mm graded crushed trap stone aggregate & grouting in cement mortar 1:4 for making good disturbed surfaces complete all as specified and as directed.

Cleaning of 5000 Glns under ground sump by draining out water from the tank with portable pump sets, removing sludge, mud or any other foregin materials from the bottom and cleaining internal surface by wire brushing washing internally by using bleaching powder and applying 2 coats of lime washing including re-wiriting the date of cleaning, capacity of the tank etc complete with white paint on blck back ground for the following capacities all as directed by Engineer-in-charge at ASC Pump House

Cleaning of 40000 Glns under ground sump by draining out water from the tank with portable pump sets, removing sludge, mud or any other foregin materials from the bottom and cleaining internal surface by wire brushing washing internally by using bleaching powder and applying 2 coats of lime washing including re-wiriting the date of cleaning, capacity of the tank etc complete with white paint on blck back ground for the following capacities all as directed by Engineer-in-charge at 6 TTR Ponda

Cleaning of over head water tank by daining out water from the tank, removing sludge, mud or any other foregin materials from the bottom and internal surface and cleaning surface and cleaning by wire brushing, washing internally by using bleaching powder and applying 2 coat of lime washing including re writing the date of cleaning, capacity of the tank etc complete with white paint on black ground for the following capcities and replacement of water level indicator all as directed by Engineer-in-charge:-

125000 gallons at 20 mtr staging at main pump house, Magao

22000 gallons at 18 mtr staging at main pump house, Margao

15000 gallons at 18 mtr staging at 3 MTR near MT Area, Margao

10000 gallons at 18 mtr staging at ASC Supply Depot, Margao

80000 gallons at 18 mtr staging at 6 TTR, Ponda

S&F foot valve suitable for sewage pump pump of 80 mm dia CI incl dismantling the old unserviceable one as directed .

Supply and Fix ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for inron pipe and fixed in repairs for the following sized:- Note:- Quoted rate is deemed to be inclusive of necessary GI/PVC fittings like nipples, sockets etc required at site complete all as specified and as directed.

25 mm dia (minimum weight 455 gms)

20 mm dia (minimum weight 210 gms)

15 mm dia (minimum weight 142 gms)

M&L for repairing the water leakage of inlet pipe and connected to float valve of RCC/PVC service tanks by removing sort piece of pipe / barrel nipple and replace with suitable barrel nipple, socket, elbow, and arrest the water leakage by using the water proofing material complete all as specified and as directed.

Supply and fix in replacement of unserviceable water level indicator device electronic (digital) type including PVC copper cable 0.5 sqmm 10 core and water censor 07 Nos with water proof copper PVC cable as requierd at site requierment and length upto pump house not more than 50 mtrs for monitoring for operator complete all as specified and directed.

Material and labour for attending leakage complaints on existing CI/ DI pipes by cutting the pipe on both sides, inserting CI/ DI pipe of same size to the required length not more than 2.0 Mtr including provision of mechanical joints with long coolar with tyton rubber joint,bolts and nuts on both sides etc complete including excavation, removing & refilling complete for the following sizes:-

Bore of 150 mm dia

Bore of 100 mm dia

Bore of 80 mm dia

M&L for repairing the water leakage of GI/UPVC pipe of 20/25mm by removing short piece of pipe /elbow/ barrel nipple and replace with suitable barrel nipple, socket, elbow, and arrest the water leakage by using the water proofing material including excavaion of required distance, and threading if required all as specified and directed.

M&L for repairing the water leakage of GI/UPVC pipe of 40/50mm by removing short piece of pipe /elbow/ barrel nipple and replace with suitable barrel nipple, socket, elbow, and arrest the water leakage by using the water proofing material including excavaion of required distance, and threading if required all as specified and directed.

Material and labour for applying one coat of synthetic enable paint to all exposed surfaces of GI/ CI pipe of any size up to 200mm dia inside/ outside pump house complete all as directed. Note:- The surface of GI/ CI pipe shall be painted with Blue colour.

Material & labour for Road crossing/ canal crossing by adopting trenchless tunnelling work by excavation in any type of strata to the desired depth in any length as required at site, making good the disturbed surfaces PCC 1:3:6 type C1 using 20mm graded aggregate stones, consolidating, levelling and matching with existing surface by PCC cold emlussion and removing excess soil complete all as specified and as directed.

M/s Hari Construction

Takshashila electricals

N P ENGINEERINGS