REPAIR / RENEWAL AND MAINT OF EXTERNAL WATER SUPPLY NETWORK AND CONNECTED ITEMS FOR ZONE A TO E UNDER GE(SOUTH) BANGALORE

Amount

Material and labour for scrubbing, cleaning thoroughly for removing the dirts, sediments, silts etc from the internal surfaces of UG sump (bottom & wall) by using brushes and bleaching powder and other cleaning materials as required including pumping arrangement for drain out the water,and applying two coats of lime wash inside the wall surface of the tanks including writing the words " MILITARY ENGINEER SERVICES, TANK CAPACITY AND DATE OF CLEANING" in capital letters of suitable size on outside visible place of UG sump with synthetic enamel paint (white )over black back ground and two coats of colour washing(colour should be light yellow) of outside surface of Under ground sump of capacity 30000 gallons ,and all the steel surfaces shall be painted with two coats of synthetic enamel paint (colour should be Blue)after preparation of the surfaces UG Sump of 30,000 gallons capacity at FMCC as directed.

All as per item No 01 here in before, but UG Sump of 15000 gallons capacity at SSB pump house, sub area P/H & Signal unit line

All as per item No 01 here in before, but UG Sump of 20,000 gallons capacity at 56 coy ASC supply depot pump house.

All as per item No 01 here in before, but UG Sump of 10000 gallons capacity at SSB pump house-03 no, signal OR line-01,ZRO-1No.

All as per item No 01 here in before, but UG Sump of 48,000 gallons capacity at 56 coy ASC supply depot pump house.

Material and labour for scrubbing, cleaning thoroughly for removing the dirts, sediments, silts etc from the internal surfaces of RCC over head resservoir (bottom & wall) by using brushes and bleaching powder and other cleaning materials as required and applying two coats of lime wash inside the wall surface of the tanks including writing the words " MILITARY ENGINEER SERVICES, TANK CAPACITY AND DATE OF CLEANING" in capital letters of suitable size on outside visible place of overhead tank with synthetic enamel white paint over black back ground of the over Head Tank Capacity 2 lakh gallons capacity at 30' staging at supply depot pump house complete all as specified and directed.

Excavation in trenches n. exc. 1.5 M wide and n. exc. 1.5M in depth and getting out in Soft / loose soil all as specified and as directed.

Returning, filling in including spreading,levelling watering and well ramming in layers not excluding 25 cms in hard / dense soil.

Removing excavated soil to a distance not exceeding 50 M and depositing where directed at a level not exceeding 1.5 M above the starting point all as directed.

Taking down old unserviceablke GI Pipe 15/20/25/40/50/80/10mm dia

Laying only pipe line any type of size in trenches obtained from taking up and down after cleaning complete all as specfied and directed by Engr-in-charge

S & F 15 mm bore galvanized Iron tubing medium grade ISI marked with all fittings and fixtures to trecnches/walls and ceillings or laid in floors all as specified and as directed.

All as per item no 13 here in before but size of pipe 20 mm

All as per item no 13 here in before but size of pipe 25 mm

All as per item no 13 here in before but size of pipe 40 mm

All as per item no 13 here in before but size of pipe 50 mm

All as per item no 13 here in before but size of pipe 80 mm

All as per item no 13 here in before but size of pipe 100 mm

Supply and laying and testing in trenches centrifugally cast (spun) ductile iron pipes of 100 mm dia suitable for pressurized water delivery with spigot & socket end, class 'K-7' conforming to IS:8329/2000 (latest version) - blast furnace slag cement with portland cement properties suitable for (push on) rubber gasket jointing with inside cement mortar lining and black bitumen external coating, duly ISI marked incl. taking down old u/s DI/CI pipe complete all as specified and directed. Note:- Excavation and earth work, DI fittings, will be measured and paid separately under relevant items this sch.

All as per item no 20 here in before but of size of pipe 150 mm dia

All as per item no 20 here in before but of size of pipe 200 mm dia

S & F gun metal globe/gate valve with inner wheel head, screwed both ends for iron pipes and fixed of 15 mm dia size incl. taking down old u/s one complete all as specified and directed:-

All as per item No 23 here in above but 20 mm dia.

All as per item No 23 here in above but 25 mm dia.

All as per item No 23 here in above but 40 mm dia.

All as per item No 23 here in above but 50 mm dia.

Material and labour for ISI marked ductile iron flange fittings as per IS: 9523/2000 of class K-12, PN-16 for pressurized water delivery with inside Cement Mortar lining and outside zinc followed by black bitumen coating for 100mm dia to 200 mm dia such as bends, Tapers tale pieces, Tee pieces (single branch) Y junction double branch,cross collars, caps and plug set including rubber gasket joints and taking down old unserviceable item complete all as specified and as directed.

M&L for rubber gasket (pushon) joint of same make of DI pipe having two section of diferent hardness for DI pipe spigot & socket ends and fittings of bore dia 100 mm complete all as specified and directed. Note:- Unit rate inclusive of necessary earth work excavation up to 1.5M depth

All as per item no 29 here in above but 150mm dia.

All as per item no 29 here in above but 200mm dia.

Cutting the existing CI/ DI pipes in position for insertion of new collars/ Tees /branches/new pipes100 mm dia complete all as directed at site.

Cutting the existing CI/ DI pipes in position for insertion of new collars/ Tees /branches/new pipes150 mm dia complete all as directed at site.

All as per item no 33 here in before but 200mm dia.

Supply and laying 25mm outer dia CPVC pipes SDR-13.5 & plain CPVC SDR 11 fittings, in trenches , including jointing with yellow solvent cement and taking down old unserviceable GI Tubing complete all as specified and directed.

All as per item No 35 above but Bore of pipe 32 mm.

All as per item No 35 above but Bore of pipe 40 mm.

All as per item No 35 above but Bore of pipe 50 mm.

Supply and fix, in replacement of 25 mm bore PP-R Gate valves (brass insert) as per requirement of the site , complete all as specified and as directed .

All as per item No 39 here in above but 32 mm dia.

Construction of brick masonary pits of internal dimension 0.6 mtr x 0.6 mtr x 0.6 mtr in cement mortar 1:4 (bottom PCC floor of the pits should be minimum 15cm below the bottom surface of Gun metal globe valve to provide sufficient working space) bottom floor the pit to be constructed in PCC (1:3:6) 15cms thick with 20mm stone aggregate, inner and exposed surfaces and bottom floor of the pit should be plastered in CM (1:4) 15mm thick. The Gun metal globe valve and other fittings should be housed in centre of the pit. The cover of the pit will be made out of MS sheet min 3.00 mm thick with angle iron frame made out of 50mmx 50mm x6mm with galvanized steel hinges one nos and locking arrangement duly painted with two coats of water resistant synthetic enamel paint over one coat of red oxide complete all as specified and directed.

All as per item No. 41 here in before but size of pit 90x90x90 cms with suitable MS cover and angle iron frame.

Supply and fix PVC body foot valve 50mm bore spring which ever be required for fixing including making good disturbed surface and taking out old cast iron/brass foot valve from the suction side of the pump set from the sump etc. complete all as specified and direct at site.

All as per item No 43 here in before but 80 mm dia.

All as per item No 43 here in before but CI foot valve spring type 100 mm dia.

All as per item No 43 here in before but CI foot valve spring type 150 mm dia.

All as per item No 43 here in before but CI foot valve spring type 200 mm dia.

Supply and fix and sluice valves PN 1.6 of size 80mm, IS marked these valves are fixing sandwich type fitting equirement necessary MJ collar Flange joint may be arrange fxing of new valves and dismantling old Sluice Valve all as specified and directed.

All as per Item No 48 but size 100mm dia

All as per Item No 48 but size 150mm dia

All as per Item No 48 but size 200mm dia

Taking out gun metal spindle of sluice valve for remetaling / refacing / regrinding complete all as required and refixing the same in position after necessary repairing for 80 mm bores as directed :-

All as per item No. 52 here in before but size100 mm bore.

All as per item No. 52 here in before but size150 mm bore.

All as per item No. 52 here in before but size 200 mm bore.

S&F in repairs float valve high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed of 15mm dia.(Minimum weight 142 gms), complete all as specified and as directed.

All as per item No. 56 here in before but size of 20 mm dia. (Minimum weight 210 gms)

All as per item No. 56 here in before but size of 25 mm dia. (Minimum weight 455 gms)

Material & Labour for PCC 1:4:8 type D2 (using 40mm graded stone aggregate) as in foundation, mass concrete for road crossing etc., complete all as specified and directed.

M&L for cross arms bracings support, clamp , bar plates fabricated out of iron structural steel section including nut bolts washers bending, welding, hinges , cold or hot drilling holes for bolts in any shape for size as indicated or directed and including of one primer coat , one under coat and one finishing coat of paint of color as reqd complete all as specfied and directed by Engr-in-charge

M/S Jaiprakash Electrical and Engineering Works

Auromirra Enterprises