REPAIR / REPLACEMENT OF PERIMETER LIGHTS, STREET LIGHTS, POST TOP LANTERN, GARDEN LIGHTS AND ALLIED WORKS AT JAFFARPORE, KPA, BARASAT AND LOS DUM DUM UNDER GE (AF) BARRACKPORE

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and getting out in soft/loose soil for laying of under ground cable including taking out old unserviceable brick protection cover complete all as specified and directed.

Removing excavated materials (soil) not exc. 50 m and depositing where directed at a level not exc. 1.5 m above from starting point complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 250mm in soft/loose soil, complete all as specified and directed.

Material and labour for sand cushioning with clean and dry river sand for protection of PVC cable with approved sand of uniform thickness. laid dry, filling in trenches and punning down in proper required layers complete all as specified and directed. Note:- Punned down thickness shall be measured for payment.

Materials and labour for brick protection cover to underground cables with sub class ‘B’ of size 23 X 11.5 X 7.5 cm, (locally available best quality), laid dry and flat abutting Each other with gaps not exceeding 10mm complete all as specified and directed.

Supply, laying, connecting and testing XLPE insulated, PVC sheathed, armoured LT electric power UG cable (heavy duty with stranded aluminum conductor) of size 25 Sqmm, 4 core, 1100 Volts (earthed) grade, confirming to IS-7098 (Part-I) laid through duct/ pipe / in trench etc. with cable glands & suitable size of aluminium lugs including taking down existing cable complete all as specified and directed. Note : Earth work, brick protection and sand cushioning and GI Pipe Shall be measured and paid separately under respective item.

All as per Item No. 6.00 above, but of size 10 sqmm 2 core and -ditto-.

All as per Item No. 6.00 above, but of size 16 sqmm 4 core and -ditto-.

Material and labour for cutting the road/hard standing and making good disturbed surfaces by using PCC (1:3:6) type C-1 (using 20 mm graded stone aggregate) for fixing the pipe complete all as specified and directed.

Supply and fix in repair 50mm bore GI pipe (light grade) with all fittings for protection of cables to cross under road, hard standing, pavement etc complete all as specified and as directed.

Trimming and cutting of tree branches along street light pole providing space from the tree branches and removing the cut branches out of side complete all as specified and as directed.

Materials and labour for cross arm 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 two coats of aluminium paint over a coat of zinc chrome primer including dismantling of undersize / defected cross arms of M.S. channel or angle of any sections complete all as specified and directed.

Supply and fix in repair PVC insulated multicore FR PVC sheathed 1.5 sqmm 3 core multistrand copper conductor for connection of security light from Junction Box to security light drawn in existing conduit complete all as specified and directed.

Supply and fix in repair cable junction box 250x200x105mm in size, suitable for existing cable size, made out of thermoplastic sheet having IP-66 protection for outdoor installation fixed with 4 way bakelite cable terminals including 03 Nos polymide gland with check nut (M-32 - 2 nos) fixed on poles with flat iron clamps of size 25x3mm, nuts, bolts, washers etc. complete all as specified and as directed.

Supply and fix in repair street light bracket made of 1.5 RM length of GI pipe of light grade of 32 mm dia in proper shaped, bend, threaded and drilling holes for wire entry and MS clamps (02 Nos) made of FI size 40x5mm with nut & bolts of suitable size in proper shape cmplete all as specified and directed.

Supply and fix in repair LED street light fittings of 60W made of pressure die cast aluminium housing with toughened glass cover, IP66 protection, high power LEDs with secondary lenses and system efficacy should be minimum 110 Lumen per watt. Driver should be BIS approved silicon filled potted driver with inbuilt 4KV surge protection device and 10 KV surge protection device in luminare. THD shall be <10%, Power Factor >0.95, CCT 5700K and brand name should be embossed/engraved on the LED fitting for traceability till life complete all as specified and directed.

Supply and fix in repair LED street light fittings of 70W made of pressure die cast aluminium housing with toughened glass cover, IP66 protection, high power LEDs with secondary lenses and system efficacy should be minimum 110 Lumen per watt. Driver should be BIS approved silicon filled potted driver with inbuilt 4KV surge protection device and 10 KV surge protection device in luminare. THD shall be <10%, Power Factor >0.95, CCT 5700K and brand name should be embossed/engraved on the LED fitting for traceability till life complete all as specified and directed.

Supply and fix in repair 200W LED Flood Light made of pressure die cast aluminium housing with integrated polycarbonate IP Lens cover, IP66 protection and system efficacy should be greater than 120 Lumen per watt. Driver should be BIS approved silicon filled potted driver with inbuilt 4KV surge protection device and 10 KV surge protection device in luminare. THD shall be <10%, Power Factor >0.95, CCT 5700K and brand name should be embossed/engraved on the LED fitting for traceability till life complete all as specified and directed.

Supply and fix in repair LED street light fittings of 45W made of pressure die cast aluminium housing with toughened glass cover, IP66 protection, high power LEDs with secondary lenses and system efficacy should be minimum 110 Lumen per watt. Driver should be BIS approved silicon filled potted driver with inbuilt 4KV surge protection device and 10 KV surge protection device in luminare. THD shall be <10%, Power Factor >0.95, CCT 5700K and brand name should be embossed/engraved on the LED fitting for traceability till life complete all as specified and directed.

Supply and fix in repair 10W warm white LED Bollard Light fittings made of pressure die cast aluminium housing with inverted pyramid tripod type diffuser with 360 degree soft light distribution, IP65 protection, high power LEDs and system efficacy should be greater than 100 Lumen per watt. Driver should be BIS approved silicon filled potted driver with inbuilt 4KV surge protection device. THD shall be <10%, Power Factor >0.95, CCT 3000K and brand name should be embossed/engraved on the LED fitting for traceability till life complete all as specified and directed.

Supply and fix in repair 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 impact and corrosion resistant complete incl system efficiency should be greater than 100 lumen per watt. Driver should be BIS approved silicon filled potted driver with inbuilt 4 KV surge protection device, THD shall be <10%, power factor >.95, CCT >5700K and brand name should embossed/engraved on the LED fitting for traceability till life complete all as specified and directed.

Supply and fix in repair automatic street light switch 5KW, 3 phase using NATURE SWITCH (using Infrared Sensor techonology) for automatic switching of street lights based on LUX level of natural light. The sensor (nature switch) alongwith 3 power contactor, 03 Nos incoming MCBs and 03 Nos outgoing MCBs of 16-20 Amps each and circuit wiring (copper) of min 10 Sqmm,support terminals block with suitable enclosure on pole/wall fixed with ms clamp 25x3mm with bolts, nuts as required at site mountable enclosure made of rust proof, electric shock proof, terminate proof and FR grade thermoplastic polycarbonate enclosure (with hinged lid) conforming to IP-66 protection class 2 complete as specified and directed. Note :- (a) Price is inclusive of sensor, contractor, incoming outgoing MCBs and enclosure etc as complete set. (b) SS nut bolts, clamp for fixing on pole/wall shall be included in the quoted rates. (c) The sensor must have the warranty of min 2 years. (d) The test certificate and warranty ceritificate must be provided from OEM by contractor.

Materials and labour for steel tubular swaged poles, type 410 SP 31 (overall length 9.00 meter) conforming to IS-2713 (Part 1 to 3) 1980 complete with cast iron base plate, finial taper plug, bolts, nuts and washers, screws. Pole shall be painted with two coats of black bituminous paint throughout internally and externally upto planting depth and the remaining external portion shall be painted with two coats of aluminum paints over a coat of red oxide primer, painting black & yellow alternate strips of 30cm each externally from ground level upto 1.2m with synthetic enamel paint, numbering of poles including taking down old unserviciable existing pole complete all as specified and directed. Note: Excavation and earth work and PCC shall be measured and paid separately under respective items.

Material and labour for 100mm thick PCC (1:3:6) type C2 (using 40mm graded stone aggregate) as in sub base of floor and paving etc and finished the surface fair and even including demolition of existing cement concrete (unreinforced) and removal of rubbish from the site complete all as specified and directed.

Material and labour for PCC (1:3:6) type C-2 (using 40 mm grade stone aggregate) as in foundation and mass concrete complete all as specified and directed

Supply and fix in repair driver for LED street lights of 35/36 Watt complete all as specified and directed.

Supply and fix in repair driver for LED street lights of 45 Watt complete all as specified and directed.

Supply and fix in repair driver for LED street lights of 60 Watt complete all as specified and directed.

Supply and fix in repair driver for LED flood lights of 150 Watt complete all as specified and directed.

Supply and fix in repair 25 mm dia HDPE pipe of pressure rating 6 kgf/cm2 for passing of cable through PCC foundation from trench to cable junction box and also for protection of security light cable from junction box to light fitting with necessary clamp nuts and bolts complete all as specified and directed.

Materials and labour for painting of LT electric pole, steel tubular swaged pole (9 mtr long) of any size, any pattern with one coat of aluminium paint in full length of the pole and painting the pole with black and yellow alternate strip of 30cm each externally from ground level upto 1.2m with synthetic enamel paint, numbering of poles including preperation of surface complete all as specified and directed.

Material and labour for lowering of high mast lantern carriage and servicing, greasing of double winch drum & stainless steel wire rope of dia 6mm with complete overhauling of overhead assembly and ckecking servicibilty by lifiting up and down of lantern carriage and level the existing height after completing the job complete all as specified and directed.

Material and labour for disconnecting of motor upto 5 HP of high mast pole, rewinding with suitable copper guage overhauling complete and refixing the motor after repairing complete all as specified and directed

Material and labour for loop digging of the existing cable, remove the burnt cable and after dressing the cable fixing with proper lugs and connecting to the Junction box/ LT feeder pillar complete all as specified and directed

Supply and fix in repair MCB, SP, 240 Volts, 6 to 32 amps, "C" series, breaking capacity 10 KA complete all as specified and directed.

Materials and labour for complete removal of existing treatment of old steel surfaces of LT panel board / feeder pillar box / AMF panel etc and applying two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer with spray gun including preperation of surface complete all as specified and directed.