REPAIR/CLEANING OF WATER SUPPLY OH TANK, SEMI UG PUMP AND CERTAIN CONNECTED WORKS AT NAMKUM, KHOJATOLI, LPH AREA AND 1 (I) R and O FLIGHT UNDER GE RANCHI

Amount

Cleaning of over head water storage tank by dewatering existing water and removing all dirt, silt, vegetation formation on side walls / stair inside and bottom, cleaning with wire brush to remove settled materials and cleaning with clean water, and applying lime washing two coats and one coat of cement base paint inside and painting to raising/supply/wash out/over flow pipe with synthetic enameled paint of specified color code the tank including re-writing the date of cleaning, capacity of the tank/sump with synthetic enamel white paint on black base complete. (ii) Cleaning the surroundings area of the reservoir to a distance of 3 mtrs circumference including cutting of grass digging out roots filling holes and leveling around and removing waste material to a distance not exceeding 50 Mtrs complete all as per standard specification and as directed by Engineer-in-Charge of following capacity of water supply installation :-

Over head tank of capacity upto 60,000 gallons

Over head tank of capacity upto 50,000 gallons

Over head tank of capacity upto 1,00,000 gallons

Over head tank of capacity upto 2,00,000 gallons

All as per Item No. 1 above but under ground/semi under ground sump.

U/G sump 50,000 gallons. at Khojatoli , MH Pump house.

U/G sump 1.5 Lakh gallons at Pump house Namkum.

U/G sump 2 Lakh gallons at Pump house Namkum and Khojatoli.

Reservoire/sump upto 50,000 gallons. Pump house Reservoir Namkum.

Reservoire/sump upto 25,000 gallons. Pump house Reservoir Namkum.

Reservoire/sump upto 15,000 gallons. Ranchi area.

Dewatering & Cleaning of Main water Receiving tank / Sump of capacity 25000 gln by bailing out stagnant water and removing all fungus muds and sludge, de-scaling vegetation on the inside of fire tank/open well and white washing (Two Coat) and one coat of cement base paint etc including Cleaning the surroundings area of the open well to a distance of 3 mtrs circumstance including cutting of grass digging out roots, filling holes and levelling around and removing waste materials to a distance not exceeding 50 Mtrs complete all as directed.

M&L Earthing complete with galvanized cast iron earth plate electrode 600 x 600 x 6.0 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of earth plate not less than 1.50 mtr below normal ground level connected to galvanized iron lead using 4 mm dia as earthing lead by means of nuts and bolts check nuts and washers of galvanized iron or steel all as shown on electrical plate No 3 of SSR 2009- Part 1 connected to earthing test point all as specified or indicated including testing on completion.

M&L sleaved Copper strip 25 x 3 mm with saddles and fixing screws etc for roof conductors and down conductors above ground along outer surface of OHT all as directed.

M&L Test point terminal block made of Gun Metal or phosphorous Bronze size 75 x 75 x 25 mm drilled and screwed incl 3 Nos 8 mm dia 25mm long hexazonal head screwed and test register with details of result all as per direction of Engineer-in-Charge.

M&L for solar based aviation double dome with self charging battery backup light fitting on the top of OHT all as per Engineer-in-Charge

M&L for air termination rod made of copper with 12mm rod 300mm long complete set fitting on the top of OHT all as per Engineer-in-Charge

Dismantling of existing / damaged masonry valve chamber of any size complete all as specified and directed.

Construction of Brick masonry valve chamber of size (90 x 90 x 105) cms (internal dimension) chamber depth to be reckoned from the top of PCC foundation to top of brick wall, including PCC 1:4:8 type D-2 in foundation PCC 1:2:4 type B-1 in coping, brick work in cm 1:4, plaster 15 mm thick in CM 1:4 flush pointing externally as the work proceeds, MS Sheet cover 3.15 mm thick with handle and locking arranging and angle iron frame of size (25 x 25 x 5 mm) including painting with two coats of synthetic enameled paint over a coat of red oxide primer complete all as specified and directed.

S&F in repair in sluice valve 300 mm bore class PN-I (ISI) marked with flanged and iron wheel head, shut and open directed cast on it and including jointing materials, rubber gasket suitable size nut bolts and washer etc complete all as specified and directed.

All as per item No. 11 above but of size 150 mm bore.

M&L run lead joint to CI spigot and socketed pipe of bore 300 mm dia including burning out of old lead of spun yarn complete all as directed.

All as per Item No. 13 above but of size for 150 mm CI pipe.

M&L for PCC in surfaces type B-1 1:2:4 with 40 mm graded aggregate for complete all as specified and directed.

S&F non return valve (NRV) 200 mm dia complete all as directed by Engineer- in- charge.

S&F non return valve (NRV) 150 mm dia complete all as directed by Engineer- in -charge.

M&L for replacement of gun metal globe/ gate valves with iron wheel hand screwed both ends for iron pipes for the following bore of pipes :-

20 mm dia

25 mm dia

Dismentalling old unserviceable water level indicator and M&L for mechanical water level indicator making functional by replacing the Sheet board, steel wire rope, float assembly, pullys including GI wire fixed at both side of board with approved colour of synthetic enemelled paint and writing letters/numbers all as directed by Engineer-in-Charge.

M&L of MS work as / or holding on stair case for up and down, fabricated out of flat iron/angle iron/ bars section as directed, made to shape including drilling out old bolts or set screws, as required and fitting in repairs with welding etc including one shop coat of red oxide primer, after preparation of surface 2nd coat of red oxide primer with senthatic enamelled paint etc complete all as directed.

Excavation of trenches in any type of soil n.exc 1.5 M wide and n.exc 1.5 M in depth for taking out / laying of pipe lines and getting out forming bottom surfaces to required gradients complete all as specified and as directed.

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

Removing excavated surplus materials to a distance not exceeding 50 Mtrs and deposited where directed at a level not exceeding 1.5 mtr .Above starting point complete all as specified and directed.

Taking out and re-laying of Ductile Iron (DI) /CI pipe in any length laid in trenches of size 350 mm dia including all DI/CI fittings / specials as required complete all as specified and directed .

All as per item No. 24 above but of size 150 mm dia.

M&L for rubber gasket Tyton joint complete for 300 mm bore pipe all as directed.

All as per item No. 26 above but of size 150 mm bore.

Cutting cast iron pipes in position and reducing to required length in position for insertion tees collars, branches etc for 300 mm bore all as directed.

All as per item No. 28 above but of size 150 mm bore.

M&L for flanged joints with rubber gasket or fibre board 3mm thick including nuts, bolts,washers etc complete for CI pipes/fittings/ specials all specified and directed for the 350 mm dia pipe.

S&F cast iron body air relaese valve (ISI Marked) 50 mm dia double ball type through Tee having flanged ends, joints with & including necessary rubber gasket, nuts bolts & washer etc DI reducer, commissioning and testing complete specified for the 350mm sizes.

M&L PCC 1:2:4 type B-1 using 20mm graded stone aggregate as in concrete bed to drain pipe including packing under repairing of Pit holes or for Tank base complete all as specified and directed.

M&L brick klin burnt, whole old size of compressive strength not less than 35 Kg per Sqmm laid in trenches for cable covers/ protection.

M&L Rendering 10 mm thick cement plaster in CM 1:4 finished even and smooth using extra cement complete all as specified and directed.

M/S Sahib N Sahiba Enterprises

india trading company