SPL REPAIR TO REPLACEMENT OF WATER SUPPLY PIPELINE IN OLD OFFRS MD ACCN AREA AND LT CABLE NEAR PH 01 AND PROVN OF CERTAIN MINOR WORKS AT SEVOKE MIL STN UNDER GE SEVOKE ROAD

Amount

Excavation in trenches not exc 1.5 Mtr wide and not exc 1.5 Mtr deep in soft/loose type soil getting out and levelling of bottom surface to required level complete all as specified and directed.

Excavation in trenches for road cutting not exc 1.5 mtr wide and not exc 1.5 mtr in depth and getting out excavated material for laying/ taking out pipe line in any type of soil complete all as specified and directed.

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

Removal of surplus soil to a distance not exc 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point in any type of soil all as specified and directed.

M & L for boring of Road upto 150mm dia pipe line complete all as specified and directed

Taking out cast iron/Ductile iron/PVC/Cemented water mains including all fittings with flanged joints/tyton joints/ spigot and socket ends for the following sizes :-

200mm bore

150 mm bore

100 mm bore

80mm bore

Cutting of existing 200mm bore cast iron/DI pipes in any position for insertion and fitting of new Tee, Collar, Tail pieces etc for taking out connections, branch connections complete all as specified and as directed. Note:- Fittings shall be measured seperately.

Supply, fixing and testing DI fittings for spigot & socketed or flanged pipes i.e. Mechanical seal bends, reducers, tail pieces, tapers, tees, collars, caps, plugs with MS plate, nuts, bolts, washers gaskets etc of sizes 80mm to 200mm bore including taking out Unserviceable complete all as specified and directed

Supply, laying, jointing and testing of Ductile iron (DI) , pressure pipes Centrifugally Cast (Spun) Ductile Iron Pressure Pipes with Spigot & Socket end, Class K-7 conforming to IS:8329/2000 and amendment No.1 with (push-on) rubber gasket jointing and inside cement mortar lining duly ISI marked laid in trenches complete all as specified and directed Engineer In Charge of following sizes: Note:- Cast of jointing materials including jointing of pipeline deemed to be included in the unit quoted rate.

200mm bore

150mm bore

100mm bore

80mm bore

S & F mechanical joint of following sizes, complete all as specified and directed:

200mm bore

150mm bore

100mm bore

80mm bore

Taking up from any position existing GI water tubing and connections carefully complete all as specified and as directed for following sizes:-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Supply, laying, jointing & testing galvanised iron tubing medium grade with all fittings such as bends, elbow, tee, socket, reducers, unions etc as required at site laid in trenches complete all as specified and directed for the following sizes:-

15 mm bore

20 mm bore

25 mm bore

40 mm bore

50 mm bore

S&F in repair gun metal gate/globe valve, ISI Marked, with iron wheel headed screwed both ends for pipe including taking down unserviceable complete all as specified and as directed of the following sizes:-

50 mm bore

40 mm bore

25 mm bore

20 mm bore

15 mm bore

M & L for PCC (1:3:6) type C1 using 20mm graded aggregate as in cement concrete work for disturb surface by road cutting all as directed by Enginner- in -Charge

S & F sluice valve PN 1.6 200mm bore with Stainless steel spindle nuts, bolts, washers and rubber gasket sheet for packing including fixed at any position all as specified and directed by Engr-in-Charge. Note :- Quoted rates include for all jointing materials.

S & F sluice valve PN 1.6 150mm bore with Stainless steel spindle nuts, bolts, washers and rubber gasket sheet for packing including fixed at any position all as specified and directed by Engr-in-Charge. Note :- Quoted rates include for all jointing materials.

S & F sluice valve PN 1.6 100mm bore with Stainless steel spindle nuts, bolts, washers and rubber gasket sheet for packing including fixed at any position all as specified and directed by Engr-in-Charge. Note :- Quoted rates include for all jointing materials.

S & F sluice valve PN 1.6 80mm bore with Stainless steel spindle nuts, bolts, washers and rubber gasket sheet for packing including fixed at any position all as specified and directed by Engr-in-Charge. Note :- Quoted rates include for all jointing materials.

M&L for construction of valve chamber of size 1200mm x 1200mm x1200mm (internal dimension) with MS sheet cover 3mm thick with angle iron frame of size 50 x 50 x 6mm and locking arrangements including excvation and earth work in any type of soil,PCC (1:4:8) type D2 in foundation ,PCC benching 1:2;4 type B-1 ,PCC (1:5:8) block masonry 20 cm thick in cement mortor (1:6),10 mm thick plastering in CM 1:4 ,PCC bed in (1:3:6) and coping 50mm hick in cement concrete 1:2:4 type B1 using 20mm stone aggregate including necessary formwork,painting one coat of red oxide and two coats of bituminious black paint on all steel surfaces as specified and as directed including demolition of existing,complete all as specified and as directed.

Supply & laying in trenches clear sand for cushioning under cable 8 cm below and 15 cm above complete in level all as specified and directed by Engr-in-Charge. Note:- Punned thickness shall be measured.

Supply and laying burnt clay sub class B brick as cable protection all as specified and directed.

M&L for PCC (1:2:4) type B-1 (20 mm graded aggregate) as in coping or foundation for grouting, finished even and smooth without using extra cement complete all as specified and directed.

Supply and laying in trenches/wall LT UG XLPE insulated ,armoured heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 16sq mm 4 core including making necessery connections all as specified and as directed.

All as per item no 23 here before but for cable size 150 sqmm 3.5 core.

All as per item no 23 here before but for cable size 120 sqmm 3.5 core.

All as per item no 23 here before but for cable size 95 sqmm 3.5 core.

All as per item no 23 here before but for cable size 70 sqmm 3.5 core.

All as per item no 23 here before but for cable size 10 sqmm 4 core.

All as per item no 23 here before but for cable size 6 sqmm 2 core.

M & L GI tubing of 25 mm bore light grade with all fitting fixed to wall/floor/ceiling/pole or in trench formed by road/PCC cutting/boring as cable protection all as specifed and directed.

M & L GI tubing of 50 mm bore light grade with all fitting fixed to wall/floor/ceiling/pole or in trench formed by road/PCC cutting/boring as cable protection all as specifed and directed.

M & L GI tubing of 80 mm bore light grade with all fitting fixed to wall/floor/ceiling/pole or in trench formed by road/PCC cutting/boring as cable protection all as specifed and directed.

M&L for boring holes 1mtr deep in soil under roads/PCC as directed for cable passing through pipes of required size and disposal of soil to a distance not exc. 50m. (Note: Connected items like Pipes is measured and paid seperately under relevant items).

Supply and fixing thermoplastic cable junstion box with terminals having protection IP 66/67 "weather proof" for outside installation with metric knockout entry for cable of size 16 sqmm 4 core and size 155x210x92mm with terminals and provision of one MCB SP 6A complete with all pole brackets and fixing arrangements all as specified and as directed of Make Hensel DK1616G or equvilent in Sintex.

M&L for water proof, 3core PVC insulated and PVC sheathed, copper conductor cable of size 1.5 sqmm, 1100 Volts grade for electrical connection of street light fittings, to MCB SP in junction box, complete all as specified and directed.

S&F in repair 3 phase street light panel made of CRCA sheet IP54 with digital 24hrs timer, 65A triple pole contactor, 63A MCB triple pole and necessery complete wiring with max load 12KW of frame size 2 incl all connection and fixing arrangements on wall/floor/pole mounted of make Havells cat part no: IHXTS09120 or equivalent in L&T/ Siemens/ ABB/ Schneider/ Legrand.

M&L for Earthing complete with galvanized steel earth plate electrode 600x600x6mm thick buried directly in ground earth pit not less than 2.25mtr deep below normal ground level with top edge of the plate not less than 1.5 mtr below ground level connected to galvanized iron strip 25x4mm as earth lead by mean of nut/bolt and washer of galvanized iron or steel as shown in electrical plate no 3 of SSR part I including necessary excavation and earth work GI pipe 20mm dia light grade for watering and GI 30mm dia light grade pipe for protection of GI earth strip etc, PCC chamber with PCC cover in cement concrete 1:2:4 Type B1(15mm graded aggregate), funnel, wire mesh, charcoal dust, salt etc, connected to test point as indicated including testing complete all as specified and as directed.

Taking down overhead LT ACSR conductor from directed location all as specified and directed by Emgr-in-charge.

S&F steel tublar swaged poles type 410 SP-31, 9 mtr long complete with CI base plate, finial taper plug, bolts, nuts and screws complete all as specified and directed.

S&F in LED security light fittings of 70W, die cast Al body with IP 66 protection with high powered LED as light source with intedrated driver and surge protection all as spectfied and as directed.

M&L for street light bracket made out of MS angle/flat iron suitable for fixing street light fittings complete all as specified and as directed.

Supply and fix GI pipe 40mm bore medium grade for cable protection complete all as specified and as directed.

Biswas Brothers Co

SRI SURAJIT SENGUPTA

SHRI JIBANDHAN PAUL

RAJIV DEY SARKER

M/S S.B. CONSTRUCTION

M/S.TIRUPATI CONSTRUCTION

Manish Ray and Co.