REPAIR/MAINTENANCE AND CLEANING OF OVER HEAD TANK AND UG SUMPS AND ALLIED WORKS AT FILTRATION PLANT, PUMP HOUSES RATNADA, MULTAN LINE AJMER LINE , LANCER LINE AND CONNECTED WORKS IN ARMR AREA JODHPUR

Amount

Excavation in trench not exceeding 1.5M wide and not exceeding 1.5M in depth and getting out for taking out and laying of pipe line in any type of soil complete all as specified and as directed.

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

Removal of surplus spoil to a distance n exc 50M and deposited where directed at a level n. exc 1.5M above the starting point in any of soil complete all as specified and as directed.

M & L for taking up cast iron of size 150 mm bore (CI) / DI /GI water mains (including all fittings), with spigot and socket ends and lead joints of any size complete all as specified and as directed.

All as per ser item no 4 above but of size 200 mm bore.

Supply and lay DI pipe (ISI Marked) of size 150 mm bore centrifugally cast of class K-7 with spigot and socket ends suitable for tyton joints including rubber gasket complete all as specified and as directed.

All as per ser item no 5 above but of size 200 mm bore.

M & L for Cleaning of RCC OHT tank Upto 50,000 Gallons at 18 to 25m staging by removing sludge mud or any other foreign material from the bottom and internal surface by wire/jute brushing, draw out the water mechanically with pump , High pressure cleaning & washing internally by using bleaching powder including plastering the inside rough surface of tank/sump using water chemical compound including drying of inside surface, marking the date of cleaning and capacity of tank, next cleaning due date etc with white paint on black background complete all as specified and as directed. Note : Necessary safety equipment such as hand gloves, mask belt with rope and other safety items, any kind of risk during lifting of sludge will be solely responsibility of the contractor .Sludge mud removed from OHT should be thrown away n.exc. 50mtr and clean surrounding area as desired

All as per ser item no 6 above but of size Upto1,00,000 Gallons at 15 to 20m staging.

All as per ser item no 6 above but of size Upto1,50,000 Gallons at 15 to 20m staging.

All as per ser item no 6 above but of size Upto 2,00,000 Gallons at 12m to 18m staging.

M & L for Cleaning of RCC Sump tank 10,000 Gallons by removing sludge mud or any other foreign material from the bottom and internal surface by wire/jute brushing, draw out the water mechanically with pump , High pressure cleaning & washing internally by using bleaching powder including plastering the inside rough surfaces of tank / sump using water chemical compound including drying of inside surface, marking the date of cleaning and capacity with white paint on black background complete all as specified and as directed. Note : Necessary safety equipment such as hand gloves, mask belt with rope and other safety items, any kind of risk during lifting of sludge will be solely responsibility of the contractor . Sludge mud removed from sump should be thrown away n.exe. 50mtr and clean surrounding area as desired by Engr in charge

All as per ser item no 7 above but of size 15000 Gallons.

All as per ser item no 7 above but of size 60,000 Gallons.

All as per ser item no 7 above but of size 1,00,000 Gallons.

All as per ser item no 7 above but of size 1,50,000 Gallons.

All as per ser item no 7 above but of size 200,000 Gallons.

All as per ser item no 7 above but of size 750,000 Gallons.

Material & Labour for replacement of stainless steel mesh of size 0.63 mm nominal dia of wire and average width of aperture 1.40 mm for air vent pipe and over flow pipe for UG sump including fixing the same by means of 25 x 3 mm flat iron clamp, nut, bolts with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed.

M & L for Replacement of existing filter media consisting of gravel and sand in filter bed having filtration capacity 267800 GPH as per details given below at Main Filteration plant complete all as specified and as directed. (a) Removing the existing filter media consisting of gravels and sand, spreading and leveling out side for refilling, cleaning the surface, walls, bed sand Nozzles with wire brushes and cleaning the walls with bleaching powder solution, washing with fresh water and finally washing the complete filter bed twice with Anti bacterial spray and ultra violet radiation treatment etc complete in all respect, Anti bacterial spray and ultra violet radiation treatment, Vacuum cleaning etc complete. (b) Refilling the filter media in the filter bed, gravels (pebbles) removed from the existing filter media after the washing pebbles with 5%(Dil) Diluted Aquous solution of Hydrochloric Acid (HCL) and treatment with 10% (Dil) Diluted solution solution of NAOH (sodium Hydro Oxide) and laying and stacking in different layers into filter beds.

Supply and filling filter media conisting of screened graded sand on supporting gravel bed of size 0.5 to 1.5 mm to suit existing size and type complete all as specified and as directed.

Supply and laying pebbles 4-5 mm in different sizes to suit existing size and type complete all as specified and as directed.

Servicing of knife edge gate valve with minor repair like inserting new GI pipe, gas ket and bearing work complete all as specified and as directed.

S&F in replacement wiping sheet of good quality for clarifloculator of size 10 mm thick, 10 meter long, and one feet wide complete with ss nut-bolt, washers of size 16mm x 50mm complete all as specified and as directed.

S&F Mesh planet UV stabilished pigeon net size 10 X 6 feet complete with all mounting and accessories including fixing of stainless steel/ solid PVC sheet frame complete around the chamber complete all as specified and as directed.

S&F mosquito mesh screen net mesh protactor for files abd bugs net size 1mtr x 3 fit complete with all mounting and accessories including fixing of stainless steel/ solid PVC sheet frame complete around the chamber complete all as specified and as directed.

M& L for repairs cleaning and maint of clariflouculator as per detail given below:- (a) Dewatering clariflouculator of 40.00 Lac ltrs with the help of pump complete all as specified and as directed. (b) Removal of complete sludge and clearing inside side wall, scrapper unit

Sweeping and taking out sludge in consolidated position from under ground sumps upto depth not exceeding 15 mtr including cleaning of internal wall surface and floor throughly to made it free from dirt by scrubbing and washing accumulated materials with water, including cleaning of suction lines inside wet sump and removing from site etc complete all as directed by Engr-in-charge at site. Note : Necessary safety equipment such as hand gloves, mask belt with rope and other safety items, any kind of risk during lifting of sludge will be solely responsibility of the contractor .

Taking up or down steel tubing/HDPE pipes of size20mm bore alongwith fittings such as tee, bends etc and connections incl removal from site complete all as specified and as directed.

All as per ser item no 17 above but of size 25mm bore.

All as per ser item no 17 above but of size 50mm bore.

All as per ser item no 17 above but of size 80mm bore.

M&L galvanised iron pipe medium grade (ISI marked) of size 20mm bore with and including medium grade (ISI Marked) fitting concealed or fixed to walls, celling or laid in floors including chase cuttings, making good to distributed surfaces as per existing as directed and specified of the following sizes:- Note: Cost of cutting/leaving/forming chases, holes etc through walls, floor, plinth protection, roof etc as required and making good the surface to match as per existing shall deemed to be included in quoted rate by the tenderer complete all as specified and as directed.

All as per ser item no 18 above but of size 25mm bore.

All as per ser item no 18 above but of size 50mm bore.

Supply and fixing of galvanised iron pipe medium grade (ISI marked) of size 20mm bore with and including medium grade (ISI Marked) fittings laid in trenches jointed and tested complete all as specified and as directed.

All as per ser item no 19 above but of size 25mm bore.

All as per ser item no 19 above but of size 50mm bore.

All as per ser item no 19 above but of size 80mm bore

Supply and fix gun metal gate valve (ISI Marked) of size 20 mm dia with iron wheel head screwed both ends for iron pipe and fixed of following sizes incl taking down and removal from site complete all as specified and as directed.

All as per ser item no 20 above but of size25 mm dia.

All as per ser item no 20 above but of size50 mm dia

Dismentling of stone massonary valve chamber of internal size 1050 x 1200 x 1000mm and pattern and at any position and construction of valve chamber with PCC foundation 1:4:8 type D2 PCC block massonary built in cement mortar (1:6) with plastering of 15mm thickness internally and externally above and below ground level with PCC 1:2:4 type B1 using 20mm graded stone aggregate incl frame made of angles iron of size matches with the internal size of the valve chamber and chamber cover made of MS sheet of 3.0mm thickness including MS hinge and painting the steel surfaces with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed.

All as per ser item no 21 above but of size 900 x 600 x 1000mm

All as per ser item no 21 above but of size450 x 450 x 600mm

S&Fin repair for PVC float valve,(ISI Marked) high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule of size 20 mm bore complete all as specified and as directed.

Taking up raising/ delivery DI water mains 100mm bore (including all fittings), with flanged or spigot and socket end with tyton joints/ gasket with nut bolts & washers of any size and relaying the same with using new gasket / tyton joint complete all as specified and as directed.

All as per ser item no 23 above but of size 150mm bore

All as per ser item no 23 above but of size 200 mm bore.

M&L for taking up/down excavation, returning, filling and removal of excavated soil near pipe line of size 100 mm bore in break down maint of raising main line/distribution line. Providing any type of special tools & plants such as JCB & material (such as detachable joints/leak repair clamp suitable for CI/DI fittings, coller/short pieces of pipes or any other fittings as required to minimise the break down time and rectification of the problem as soon as possible. Rectification work must be start within two hours of intimation to contractor. Any delay in rectification may be penalised as deemed fit.

All as per ser item no 24 above but of size 150 mm bore.

All as per ser item no 24 above but of size 200 mm bore.

All as per ser item no 24 above but of size 250 mm bore.

All as per ser item no 24 above but of size 300 mm bore.

Taking out U/S butterfly valve and S&F installed Disc butterfly valve125 mm dia with standard case , confirming to IS-13095 complete all as specified and as directed.

Taking out U/S butterfly valve and S&F installed Double flange Gear operated butterfly valve 200 mm dia PN 1.6 ,Body cast iron, Dis SS with standard case , confirming to IS-13095 complete all as specified and as directed.

Taking out U/S butterfly valve and S& F installed Double flange Gear operated butterfly valve 400 mm dia PN 1.6 ,Body cast iron, Dis SS with standard case , confirming to IS-13095 complete all as specified and as directed.

Taking out U/S butterfly valve and S& F installed flange type Gear operated butterfly valve 300 mm dia PN 1.6 ,Body cast iron, Dis SS with standard case , confirming to IS-13095 complete all as specified and as directed.

Taking out U/S swimming pool alumininum weighted swimming pool cleaner vaccum head on wheels , all type of floor cleaner and S & F alumininum weighted swimming pool cleaner vaccum head on wheels with cleaning brush for all type of floor cleaner complete all as specified and as directed.

Taking out U/S swimming pool vacuum hose pipe and S& F Heavy duty vaccum hose pipe of size 40mm complete all as specified and as directed.

Taking out U/S bolard light and S & F led bollard light 9W with opal acrylic diffuser IP 65 protection complete all as specified and as directed.

Taking out rusted, broken MCB DP encloser from site and S& F MCB DP encloser sheet steel with mcb 6amp B curve complete all as specified and as directed.

Taking out unserviceable aluminium armoured cable from site and S&F armoured cable copper conductor 6 sqmm 3 core complete all as specified and as directed.

Taking out unserviceable pvc copper cable from site and S&F armoured twin core cable copper conductor 2.5sqmm 2 core on wall by using pvc complete all as specified and as directed.

Taking out unserviceable aviation light from over head tank and S&F integral LED aviation light 6W comprising of aluminium housing with polycarbonate enclouser complete all as specified and as directed.

Taking out rusted steel sections from the existing corroded, weaken portion of existing sump cover structure and removing from the site and Supply, fabrication and , bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of water proofing paint coat to the steel surface complete all as specified and as directed.

M & L for surface dressing including uprooting bushes/ grass etccomplete all as specified and as directed.

M & L for taking out old unserviceable CI sluice valve and S&F new CI sluice valve size-80 mm flanged with gasket, nut bolts & washers of any size complete all as specified and as directed.

All as per ser item no 38 above but of size 100mm

All as per ser item no 38 above but of size 150mm

All as per ser item no 38 above but of size 200mm

All as per ser item no 38 above but of size 250mm

All as per ser item no 38 above but of size 300mm

M & L for road cutting and repairing the same with road patch material width upto 75 cm complete all as specified and as directed. Note: Road repair work shall be completed the same day of work execution in all aspect, failing which a panelty of Rs 100 per meter for per hour delay will be imposed and deducted.

Shri Electrical Enterprises

Anil Builders

L C ASSOCIATES