IMPROVEMENT TO WATER SUPPLY/ ELECTRIC INSTALLATIONS AND OTHER ALLIED WORKS AT DRDO TOWNSHIP UNDER GE (I) RND KANCHANBAGH.

M&L for flushing of the existing borewells of size upto 150 mm dia upto 250 feet depth by drilling machine by mechanical method or PVC pipe method into the above well connected to a pneumatic compressor after taking out the submersible pumpset with necessary hoisting equipment and flushing the bore well complete with compressor air and flushing bore well till discharge of fresh water is obtained subject to entire satisfaction of Engr-in-charge and lowering down the submersible pump set in its original position complete all as directed.

Taking out unserviceable GI socket from 50 mm column pipe and S&F new GI socket 50 mm (ISI marked) long type,heavy duty suitable for the column pipe complete all as directed.

Cutting the existing damaged threading of GI column pipe 50 mm dia and re-threading on lathe machine complete all as directed.

Removing old unserviceable column pipe as obtained from lowering of submersible pump set and S&F new GI column pipe 50mm dia, ISI marked, 3 metre length each, both ends machine threaded with long threaded socket complete all as directed. Note: 3mtrs pipe, threading on both sides and socket shall be measured as one unit. Make : Oswal/Jindal

Taking out unserviceable CI sluice valve from the existing position by opening nuts, bolts and breaking of valve chamber including neceessary earth work and excavation in any type of soil and supply and fix CI Sluice valve class PN 1.6 ISI marked flange type suitable and with iron wheel head brass/stainless steel spindle and nut and all other connected accessories such as gland packing bolts, nuts and rubber gasket etc complete and making good the valve chamber to match with the sourrounding including brick work, plastering and all other connected works for the following dia CI sluice valves Note :- The work shall be carried out without causing any interruption of regular water supply at DRDO Township. Excavation measured saperately

250 mm bore

200mm bore

150mm bore

100mm bore

80mm bore

S/F & repairs gun metal gate valves ISI marked with iron wheel head and both ends screwed including removing of unserviceable gun metal gate valve from the existing position of the following size gun metal valves complete all as directed.

15mm dia

20mm dia

25mm dia

40mm dia

50mm dia

80mm dia

Supply and Fix Butterfly valve of size 150mm dia both ends flanged and drilled complete with all accessories of class PN 1.6 conforming to IS specifications and testing including removing the unserviceable valve complete all as directed Make :- ADVANCE/KIRLOSKAR/ AUDCO

All as per item No. 07 above, but of size 100 mm dia

All as per item No. 07 above, but of size 80 mm dia

Removing unserviceable PVC water proof cable of any size as obtained from lowering of submersible pump set and S&F new PVC water proof copper cable of size 3 core 2.5 sqmm suitable for submersible pump set complete all as directed. Make:- FINOLEX/FINECAB/PAYAL

Taking out old unserviceable GI pipe line and supply and fixing/ laying GI tubing medium grade of following dia, laid in trenches/ floors or fixed to walls including necessary GI fittings such as bends, elbows, nipple, sockets, unions, reducers, tees etc and making good the surface to match with existing surface complete all as directed . Note : - Necessary excavation and earth work shall be measured and paid separately under relavent items.

15 mm dia

20 mm dia

25 mm dia

40mm dia

50 mm dia

80 mm dia

100mm dia

Excavation in trenches, not exceeding 1.5mm wide and not exceeding 1.5m in depth for laying of pipe line and getting out in any type of soil complete all as directed.

Returning filling in, including spreading, levelling watering and well ramming in layers not exceeding 25cm thick using soil complete all as directed.

Removal of excavated soil to a distance not exceeding 50mtr and depositing where directed at a level not exceeding 1.5m above the starting point complete all as directed.

M&L for preparing surfaces and painting the pipe lines of dia upto 200 mm with two coats of synthetic enamel paint of color as directed by the Engr-in-charge and marking the inflow/outflow arrows on the pipeline near the pumps/ sump/ OHT all as directed and specified

Supply,testing and commissioning of 7.5hp,3-ph,415volts,50hz, submersible pumpset comprising of submersible motor, pump minimum 8 no. of stages with minimum head in meters is 50-60 mtrs and minimum discharge capacity 0-330 LPM,minimum rpm 2880 suitable for borewell size 150mm dia,inclduing taking out old un serviceable pump set from exisiting borewell by removing/lifting of GI column pipe from borewell and disconnect the all electrical/mechanincal connections from the pump and lowering the new pump set,GI column pipes, including making of electrical/mechanical connection complete all as directed by engr-in-charge

Supply of chlorine tablets contained in plastic cylinder disposable sanitiser refill(dia 2.5 inches + 0.5inches height 10 inches+ 0.5 inches) for disinfection of drinking water with arrangement for controlled release of disinfectant in water suitable for operation through dosing system. Make:-Declibac (Type stequa 411 AE/Eqvt)/OEM recommended make. Note:-The product media should have heavy metal contaminants below declibac limits and must pass the acutetoxicity test(confirm to non toxicityfor mammalian cells) and safe for human health safety point complete.

Supply & Fixing LED flood lights 120 watts230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection with impact and corrosion resistant complete with driver and unique lens system for enhanced illumination and lamp including removal of existing & complete all as directed Make Havells/ Philips/ Crompton greaves/Bajaj/Wipro

Supply & Fixing LED flood lights 100 watts230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection with impact and corrosion resistant complete with driver and unique lens system for enhanced illumination and lamp including removal of existing & complete all as directed Make- Havells/ Philips/ Crompton greaves/Bajaj/Wipro

S&F in repairs Integral LED bollards 8 watt with opal acrylic diffuser made of extruded aluminium housing and IP65 protection including PCC foundation with suitable phospher bronze/GI nuts and bolts for fixing the bollard as per site requirement complete all as directed Note:- Rate quoted shall be inclusive of necessary excavation and concrete required.

S&F in repairs post top lantern LED type 15 watt 230 watts volts AC outdoor type with decorative post top for 360 degree indirect light IP65 protection with impact and corrosion resistant complete with driver and lamp along with necessary wiring,accessroies complete all as directed.

S&F (in repair) Cross arms, 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 paint complete for Gates of Power house/pump houses etc all as specified and directed by Engr-in-Charge.

Plain cement concrete (1:2:4), type B-1 (Ceiling 20mm graded crushed stone aggregates) as in coping filling including necessary firm work through finised all as specified and directed as foundation of hardstanding at pump houses by Engineer-in-Charge.

M & L brick work with sub class 'B' bricks, straight or curved on plan exceeding 6mtr mean radious built in CM (1:6) complete all as specified and directed

M& for plastering or rendering 10mm thick (1:4) ratio on fair faces of brick work or concrete surfaces

M&L for Plain mild steel wire of 2.50 mm, galvanised class 3, in fencing including straining and fixing to wood, concrete or steel posts and/or to straining bolts, including securing with and provision of galvanised iron tying wire, galvanised iron staples or steel pins, etc. as directed (each line of wire to be measured)

M&L for spreading the 40mm coarse aggregate in 11 KV MRS yard complete all as directed.

S&F MCCB four pole 630 Amps, 415 volts 36 KA, including taking out old unserviceable MCCB complete all as directed.

S&F MCCB four pole 400 Amps, 415 volts 36 KA, including taking out old unserviceable MCCB complete all as directed.

S&F MCCB four pole 250 Amps, 415 volts 36 KA, including taking out old unserviceable MCCB complete all as directed.

S&F MCCB four pole 160 Amps, 415 volts 36 KA, including taking out old unserviceable MCCB complete all as directed.

Supply & Laying, jointing & testing of XLPE UG LT cables, insulated, PVC sheathed aluminium conductor multi stranded armoured heavy duty 1100 Volt grade laid in trenches/ducts/along poles/through pipe under road etc with new aluminium lugs for the following cable sizes all as directed.

10 sqmm 4 core

16 sqmm 4 core

120 sqmm 3.5 core

185 sqmm 3.5 core

Repair/Repalce of DOL starter suitable for 4 to 7.5 HP submersible pump set of 3 phase including necessary internal wiring with suitable copper wire including testing and commissioning complete all as directed.

Note for item No 82 : (a) All existing incoming and out going cables are to be connected to the above panel with proper lugs, glands, nuts & bolts etc the cost of which is deemed to be included in the above item.. (b) The cost shall also deemed to include for breaking of floors/walls etc including digging of trenches for removing of cables of loops and connecting to the new panel boards and making good the disturbed surfaces to match with the existing surfaces. (c) The panel shall be fabricated from a reputed firm(CPRI Approved) . (d) Prior approval to be taken from the Engineer-in-Charge by submitting the sample drawing of the Panel Board.

M&L for laying of common burnt bricks, sub class 'B', old size 230 x 115 x 75 mm in trenches for cable protection complete all as directed.

Supply and spreading of natural, clean, dry, river sand in trenches for cable protection / transformer yard/ two pole /four pole structure yard complete all as directed. Note:- Punned thickness only shall be measured for payment purpose.

S&F Air termination point vertical type single pointed made with 12mm dia 300mm long copper rod including necessary fixing arrangement with aluminium boits, nuts,lead wasters etc. complete and incl provisin of GI tubing grade 40mmdia,300mm long embedded in PCC block (size 30cm X30cm X 30cm) one end and other end fitted with air termination rod incl taking down old termination rod complete all as specified and directed.

S&F aluminium strip of size 25 x 3.15 mm horizontal/ Vertical down conductors and incl epoxy insulator bus bar type 40mm thick at an interwal of 60 cm apart for lightening protection on roof and for down conductors including all fixing arrangments with aluminium nuts, bolts & washers complete all as per IS-2309-1989 and testing incl taking down old aluminium strip all as specified.

S&F Galvanised from strip of size 32 x 4 mm from earth pit to test point provided all around the bldg for lightening protection laid in trenches /fixed to walls on eposy insulators with screws etc and connecting up incl taking down old galvanised strip complete all as directed.

Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw all as directed and specified

S & F CPVC Pipes SDR 11 & Plain CPVC SDR 11 Fitting in trenches/ Floor of following sizes including taking down old pipe complete all as specified and directed.

15 mm dia

20 mm dia

25 mm dia

40mm dia

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