REPAIR AND MAINT OF LT PANELS, UG CABLES, EARTHING, STREET LIGHT POLES, STREET AND HIGH MAST LIGHTS, WATER SUPPLY PIPE LINES AND CONNECTED ITEMS AT 427 FD HOSP, 113 ENGRS, 247 WKSP, OLD DOU AND 963 TPT COY AT SEVOKE ROAD MIL STN UNDER GE SEVOKE ROAD

Amount

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr deep for foundation, laying GI pipes and UG cables etc not exc 10 sqmtr on plan, in soft/loose soil and getting out complete all as specified and directed.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr deep for foundation, laying GI pipes and UG cables etc not exc 10 sqmtr on plan, in hard/dense soil and getting out complete all as specified and directed.

Returning filling in with approved excavated soil including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and directed.

Removing excavated soils to a distance not exceeding 50 metres and depositing where directed at a level nexc. 1.5 metre above the starting point complete all as specified and directed.

Materials and labour for 50 mm outer dia double wall corrugated (DWC) HDPE pipe (SN 8), ISI marked for enclosing cable below ground/road surface to a required depth including suitable size couplers for jointing of pipe all as per site requirement etc complete all as specified and directed.

Materials and labour for 75 mm outer dia double wall corrugated (DWC) HDPE pipe (SN 8), ISI marked for enclosing cable below ground/road surface to a required depth including suitable size couplers for jointing of pipe all as per site requirement etc complete all as specified and directed.

Materials and labour for GI tubing of 40 mm bore light grade with all fitting fixed to wall/ceiling/pole or in trench formed by road/PCC cutting/boring as cable protection laid on floor all as specifed and directed.

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

Materials and labour for GI tubing of 80 mm bore light grade with all fitting fixed to wall/ceiling/pole or in trench formed by road/PCC cutting/boring as cable protection laid on floor all as specifed 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 120sq mm x 3.5 core including taking down old unserviceable cable and making necessery connections all as specified and as directed.

All as item No 10 but of size 95 sqmm 3.5 core

All as item No 10 but of size 70 sqmm 3.5 core

All as item No 10 but of size 50 sqmm 3.5 core

All as item No 10 but of size 25 sqmm 4 core

All as item no 10 but of size 16 sqmm 2 core

All as item no 10 but of size 16 sqmm 4.00 core

All as item no 10 but of size 10 sqmm 4 core

Supply and fixing Steel tubular hot dipped GI (Galvanised Iron) coated swaged pole complete with cast iron base plate, finial taper plug, bolts, nuts and screws of type 410 SP-31 ( 9 metre long) including dismantling old unserviceable pole complete all as specified and directed.

Supply and fixing GI strip 32 x 6 mm as eath continuity conductor or main earthing lead buried in ground or drawn through pipes or fixed to wall or poles or any other situation for loop earthing etc including dismantling old unserviceable strip complete all as specified and directed by Engr-in-Charge.

Materials and labour for PCC, type C1, (1:3:6), using 20mm graded crushed stone aggregated, as in coping of poles including formwork including demolition of old damaged concrete from pole complete all as specified and as directed

Materials and labour PCC, type D2, (1:4:8), using 40mm graded crushed stone aggregated as in PCC/Road cutting /installation area and foundation of pole etc complete all as specified and as directed.

Materials and labour 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 in repair Indicator lamp (AC/DC), LED, type for as per existing fitting.complete all as specified and as directed by Engr-in-Charge.

Supply and fixing in repair 3 Phase LED Ammeter complete all as specified and as directed by Engr-in-Charge.

Supply and fixing in repair, 3 phase LED Voltmeter complete all as specified and as directed by Engr-in-Charge.

Supply and fixing cable jointing kit for 1.1 KV grade for straight through joint complete with jointing material heat shrink type and accessories suitable for 3.5 core XLPE, armoured, aluminium conductor cable of size 50 to 120 Sqmm, Outdoor type, including taking out & relaying damaged UG cable after repair complete all as specified and as directed. (Note:- Excavation and connected items will be measured and paid separately)

Supply and fixing cable jointing kit for 1.1 KV grade for straight through joint complete with jointing material heat shrink type and accessories suitable for 3.5 core XLPE, armoured, aluminium conductor cable of size 10 to 35 Sqmm, Outdoor type, including taking out & relaying damaged UG cable after repair complete all as specified and as directed. (Note:- Excavation and connected items will be measured and paid separately)

Supply and fixing as in repairs MCCB four pole , 415 Volt, 63 Amps,16 KA , fixed thermal & magnetic setting complete all as specified and directed

Supply and fixing as in repairs MCCB four pole , 415 Volt, 100 Amps,16 KA , fixed thermal & magnetic setting complete all as specified and directed .

Supply and fixing as in repairs MCCB four pole , 415 Volt, 125 Amps,16 KA , fixed thermal & magnetic setting complete all as specified and directed.

Supply and fixing MCCB, 160 Amps, 4P, 25 kA, 415 Volts, with adjstable thermal release & adjustable magnetic release complete including taking down old unserviceable MCCB complete all as specified and as directed. .

Supply and fixing MCCB, 200 Amps, 4P, 25 kA, 415 Volts, with adjstable thermal release & adjustable magnetic release complete including taking down old unserviceable MCCB complete all as specified and as directed.

Supply and fixing MCCB, 250 Amps, 4P, 25 kA, 415 Volts, with adjstable thermal release & adjustable magnetic release complete including taking down old unserviceable MCCB complete all as specified and as directed.

Materials and labour for earthing complete with galvanized steel pipe electrode 40mm bore, medium grade, 3.5 meters length, buried directly and preferably vertically in ground with top edge not less than 1.25 meters below ground level connected with earthing lead galvanized iron strip of size 25x4 mm connected to galvanized earth pipe by means of bolts, nuts, checknuts and washer of galvanized iron including PCC (1:2:4) type B1 precast RCC cover slab with suitable handle made of 6mm round bar, including necessary excavation and earth work in any type of soil, 20mm dia medium grade galvanized steel tube for watering with one end fix with cast iron funnel and wire-mesh, with protection pipe of 32 mm dia light grade galvanized steel tubing upto 7.5 meters length for drawing earthlead including common salt, charcol , bentonite in alternate layers etc all in around of earthing pipe of 600mm dia, complete all as shown in EP number 2 of SSR Part-1 including testing on completion and including taking down old U/S earthing & testing complete all as specified and as directed.

Materials and labour for painting old painted LT Panel/feeder pillar by two coats of synthetic enamel paint after preparation of surfaces complete all as specified and as directed.

Servicing of LT Panel after shut down and removing all dust particles and proper layout of LT panel wlth gland packing including 2.5 sqmm copper single core copper cable including repairing/replacing door hinges/door lock etc for necessary connections complete all as specified and directed

Materials and labour for Preparation of metalic surface with sand paper for street light pole and other steel surface complete all as specified and as directed by Engr- in-Charge

Materials and labour for one coat of red oxide zinc chrome primer on steel surfaces of street light pole and other steel surface complete all as specified and as directed by Engr- in-Charge

Materials and labour for aluminium paint two coats on newly primed metalic surface of street light pole and other steel surface complete all as specified and as directed by Engr- in-Charge

Materials and labour for two coats of Yellow/black synthetic enamel paint on metalic surface complete all as specified and as directed by Engr- in-Charge

Materials and labour for preparation of old decorated concrete/plastered surfaces and applying two coats of Cement based paint complete all as specified and as directed by Engr- in-Charge

Supply only bracket for street light of 40 mm dia of 1.5 mtr length with 02x clamps of existing size and shape and 04 Nut bolts inclusive of one coat of primer followed by one coat of of aluminium paint with finishing complete all as specified and as directed.

Supply and fixing in repair 5 KW ,three phase automatic Street Light timer switch for automatic switching on/off street light based on lux level of nature light, consisting of sensor overload protection fuse gear, power contactor & MCB of suitable capacity, terminal blocks for cable entry & control unit enclosed in pole/Wall mountable elcosure made out of rust proof, shock proof, termite proof FR grade SMC, conforming to IP 66 protection, with universal lock and key arrangement complete all as specified and as directed.

Materials and labour for taking up/lifting of submersible motor and pump assembly complete of any type/size upto 20 HP with unserviceable cable of any make and capacity from deep tube/bore well (of any depth) after providing lifting tools and tackles complete as required at site, carefully disconnecting of all electric connections, water connections in and including dismantling of column pipe lines shaft (of any size and length stage by stage) and keeping them aside under safe custody for reuse at site complete all as specified and directed by Engr-in-charge

Materials and labour for lowering of repaired submersible motor and pump assembly complete of any type/size upto 20HP capacity with submersible cable of any make and size complete in deep tube/bore well of any depth coupling with pump and motor, in and including connecting and lowering of old or new column pipe line shaft of any size and length (stage by stage) carefully with the help of necessary tools and tackles, reconnecting of all electric and water connections with new nuts bolts washers and rubber gasket and testing on load upto the entire satisfaction of Engr-in-charge complete all as specified and directed. Note: Column pipe if required will be measured and paid under relevant supply only item.

Materials and labour for transportation of defective submersible pump 07 HP to 20HP capacity three phase set to workshop dismantling the same incl disconnecting electrical connections decoupling 440 volt AC submersible motor pump set , dismantling the motor,taking out burnt winding wire from the stator, cleaning of the casing and the stator with wire brush, rewinding of motor with superior quality copper winding wire of existing size including varnishing an drying, cable jointing and repair replacement of worn at parts of pump reassembling the same with motor installing the motor and pump , reconnecting all pipe and electric connections and testing on full load complete. Note: Spare parts replaced shall be measured & paid seperately under respective supply only item of schedule. Cost of rewiring and winding materials is included in item rate.

All as per item No 47.00 above, but 3.00 HP to 7.5 HP capacity 3 phase.

Supply and fixing in repair flat submersible motor cable, three core, copper conductor of size 6.0 sqmm, including providing necessary connection and testing on completion complete all as specified and directed.

Supply only following spare parts suitable for submersilble pump set vertical type (10 HP/15 HP/20 HP ) complete all as specified and as directed :-

Stainless steel impeller as per existing

Thrust bearing as per existing

Thrust plate set as per existing

Sand guard as per existing

Stainless steel bush as per existing

Supply only following spare parts suitable for submersilble pump set vertical type (3/5/7.5 HP ) complete all as specified and as directed :-

Stainless steel impeller as per existing

Thrust bearing as per exsiting

Thrust plate set as per existing

Sand guard as per existing

Stainless steel bush as per existing

Development of tube well using conventional method by means of air compressor of suitable capacity at least 12 hours minimum, untill sand free/ mud free, clean water obtained from the existing deep tube well including water testing from Govt. lab or approved lab of Govt, complete all as specified and directed.

Supply only column pipe 100mm dia GI pipe heavy grade, 3 meter in length & both ends long threaded, including provision of heavy duty coupling / socket dia 100 mm and 150 mm long complete all as specified and directed

Supply only column pipe 80mm dia GI pipe heavy grade, 3 meter in length & both ends long threaded, including provision of heavy duty coupling / socket having dia 80 mm and 150 mm long complete all as specified and directed

Supply and fixing in repair Fully automatic three phase star delta starter in sheet metal enclosure type with overload, shortcut, single phasing, locked rotor, earth fault, current unbalance, phase sequence reversal, under current, over/under voltage protections for 15 HP capacity motor complete all as specified and directed by Engr-in-charge.

Materials and labour for complete servicing of chemical dosing system by cleaning all components, replacing any damaged item, drilling hole in pipe and fixing NRV injection valve and connecting it with high pressure discharge tube to dosting system avoiding any leaks with suitable arrangements and testing after completion all as directed by Engr-in-charge. (Note: all items required to be replaced will be paid seperately under supply only items)

Supply only injection valve (NRV) to protects againt backflow and generates optimal pressure all as directed

Supply only Suction and discharge tubes 3/8" high pressure for injecting chlorine all as directed.

Supply and fixing Single Phase Preventor used for automatic Star Delta Starter with on delay timmer (2-3min) and auto manual switch, complete all as specified and as directed.

Supply only chemical for drinking water treatment , calcium based granular high strength disinfectant chlorinating chemical having 65 % to 70 % chlorine content in granular form in a 45kg drum.. Brand should be from any complete all as specified and as directed.

Taking up or down from any position existing steel water tubing 20 mm bore of any type and connections carefully including cleaning for refixing or removal to E/M store yard or issued as credit complete all as specified and as directed. Note :Excavation/earth work shall be measured and paid separately under respective item of schedule considered here-in-before.

All same as item No. 72 above but 25 mm bore.

All same as item No. 72 above but 40 mm bore.

All same as item No. 72 above but 50 mm bore.

All same as item No. 72 above but 80 mm bore.

Relaying/refixing of old serviceable steel water tubing as obtained from item No. 72 to 76 here-in-before, jointing and testing in new or existing position including all new fittings, ISI Marked, such as bends, elbow, tee, reducers, sockets, unions, flange etc as required, laid in trenches or fixed to wall/cellinng or floors including making holes in wall where required complete all as specified and directed by Engr-in-charge for 20 mm bore pipes.

All same as item No. 77 above but 25 mm bore.

All same as item No. 77 above but 40 mm bore.

All same as item No. 77 above but 50 mm bore

All same as item No. 77 above but 80 mm bore

Supply, laying, jointing & testing 20 mm bore 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.

All same as item No. 82 above but 25 mm bore.

All same as item No. 82 above but 40 mm bore.

All same as item No. 82 above but 50 mm bore

Supply and fixing in repair gun metal gate/globe valve, 50 mm bore, ISI Marked, with iron wheel headed screwed both ends for pipe including taking down unserviceable complete all as specified and as directed.

All same as item No. 86 above but 40 mm bore.

All same as item No. 86 above but 25 mm bore.

All same as item No. 86 above but 20 mm bore.

Supply, laying, jointing & testing 3-layer PP-R (Polypropylene random copolymer) concealed pipes, 90 mm outer dia, SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings such as bends, elbow. tee, socket, reducers, unions fixed complete to walls, ceilings, trenches or in floors etc as required at site complete all as specified and directed.

All same as item No. 90 above but 63 mm outer dia.

All same as item No. 90 above but 50 mm outer dia.

All same as item No. 90 above but 32 mm outer dia.

All same as item No. 90 above but 25 mm outer dia.

Supply and fixing in repair PP-R Gate valves (brass insert), for 63 mm outer dia pipe, as per requirement of the site including taking down unserviceable valves complete all as specified and as directed of the following sizes:-

All same as item No. 95 above but for 50 mm outer dia pipe.

All same as item No. 95 above but for 32 mm outer dia pipe.

All same as item No. 95 above but for 25 mm outer dia pipe.

Supply and fixing sluice valve 150mm dia, PN 1.6 with Stainless steel spindle nuts, bolts, washers and rubber gasket sheet for packing including taking out existing unserviceable sluice valve fixed at any position all as specified and directed by Engr-in-Charge

Supply and fixing sluice valve 100mm dia, PN 1.6 with Stainless steel spindle nuts, bolts, washers and rubber gasket sheet for packing including taking out existing unserviceable sluice valve fixed at any position all as specified and directed by Engr-in-Charge

Supply and fixing sluice valve 80mm dia, PN 1.6 with Stainless steel spindle nuts, bolts, washers and rubber gasket sheet for packing including taking out existing unserviceable sluice valve fixed at any position all as specified and directed by Engr-in-Charge

Supply and fixing Butterfly valve 80mm dia, with nuts, bolts, washers and rubber gasket sheet for packing including taking out existing unserviceable sluice valve fixed at any position all as specified and directed by Engr-in-Charge

Supply and fixing Butterfly valve 100mm dia, with nuts, bolts, washers and rubber gasket sheet for packing including taking out existing unserviceable sluice valve fixed at any position all as specified and directed by Engr-in-Charge

Supply and fixing Butterfly valve 150mm dia, with nuts, bolts, washers and rubber gasket sheet for packing including taking out existing unserviceable sluice valve fixed at any position all as specified and directed by Engr-in-Charge

Materials and labour for construction of valve chamber with MS sheet cover 3mm thick with angle iron frame of size 50 x 50 x 6mm and locking arrangements including painting one coat of primer followed by two coats of black sysnthetic enamel paint 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 (1:4:8) 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 thick in cement concrete 1:2:4 type B1 using 20mm stone aggregate including necessary formwork,painting on all steel surfaces as specified and as directed of sizes 1200mm x 1200mm x1200mm (internnal dimensions) including demolition of existing valve chamber,complete all as specified and as directed.

Materials and labour for water proof, 3 core PVC insulated and PVC sheathed, copper conductor cable of size 1.5 sqmm, 1100 Volts grade for electrical connection of street light fittings, complete all as specified and directed.

Supply and fixing thermoplastic polycarbonate cable junction box having IP 66 protection, dust proof, acid resistant, shock proof, fire retardent self extinguisher for outside installation with knockout entry for cable of size 16 sqmm and of size 155x210x92mm with terminals, brackets for street light pole mounting and provision of one 6A MCB SP all as specified and as directed.

Labour only for taking down any unserviseable street light fittings/flood light/garden light/gate light/fountain light fitting any type/size and refixing same after repair/replacement of all unserviceable accessories of any type and size from existing position/location or removing connection by cleaning terminals and shifting materials to store for keeping in safe custody for repair work or taking credit complete all as specified and as directed. (Note: Items required for repair work/replacement will be measured and paid seperately under relevant items as supply only)

Supply only post top lantern LED type, 20 watt, 230 volts AC outdoor type with decorative post top for 360 degree indirect light, IP 65 protection with pressure die cast powder coated housing and PC diffuser luminaire, with impact and corrosion resistant complete with driver and lamp.

Supply only post top lantern LED type, 40 watt, 230 volts AC outdoor type with decorative post top for 360 degree indirect light, IP 65 protection with pressure die cast powder coated housing and PC diffuser luminaire, with impact and corrosion resistant complete with driver and lamp.

Supply and fixing in repair LED 35 W building secruity light made up of pressure die cast housing with high efficient LED as lighting source and PC cover having TOP Opening separate driver compartment with IP66 protection and impact resistance of IK07 and suitable for dia 40 mm complete all as specified and directed.Make -Havells/ bajaj/crompton

Supply and fixing in repair LED street light of capacity 70 Watt made up of pressure die cast aluminium housing with high power LED as light source and lens embedded PC cover including electronic driver should have luminaire efficacy ≥110 lumens/watt,CRI>70 ,PF > 0.95,CCT=5700±300,IP66,impact resistance IK 07 ,inbuilt protection against lightning , over voltage , short circuit and surge/spike protection upto 10kV including connection with PVC insulated PVC sheathed, multistranded copper conductor cable of 1.5Sqmm complete all as specified.

Supply, fixing, testing and commissioning of LED flood light fitting 100 W new generation energy saving and enviromental friendly, long life, versatile pressure die cast aluminium IP 65 PDC floood light aesthetically designed with better thermal management with electronic driver complete all as directed by Engr-in-Charge

Supply only LED driver for 45/60/72 Watt LED street light complete all as specified and as directed.

Supply, fixing, testing and commissioning of LED flood light fitting 120 W new generation energy saving and enviromental friendly, long life, versatile pressure die cast aluminium IP 65 PDC floood light aesthetically designed with better thermal management with electronic driver complete all as directed by Engr-in-Charge

Materials and labour Street light bracket, made out of 32 mm dia GI pipe (light grade) 1.0 m long bend to shape as required and welded and fixing in position including dismantling and taking down old unserviceable bracket complete all as specified and directed.

Supply and fixing in repair/replacement LED bollard lights 9W LED bollard with opal acrylic diffuser having arrangement for replacing the LED bulbs and IP 65 protection suitable for dia upto 60mm complete all as specified and directed.

Materials and labour for taking out old unserviceable flood light from high mast poles upto 16 M height and refixing same after repairing complete all as specified and as directed by engineer-in-charge. The quotated rates shall be inclusive of all safety arrangements and cost of making scaffolding/ hiring of cranes for taking down and refixing flood lights upto 16m height.

CHANDAN TRADERS

SRI SURAJIT SENGUPTA

M/S S.B. CONSTRUCTION

D.D. BROTHERS

M/S HARMANS

M/S STANDARD CONSTRUCTION CO

BIJAN KUMAR DHAR