REPAIR MAINTENANCE OF STREET LIGHTS, SECURITY LIGHTS, TARMAC LIGHTS, OBSTRUCTION LIGHTS, PERIMETER LIGHTS AT AF STATION TAMBARAM

Amount

Excavation in trenches not exceeding 1.50m wide and not exceeding 1.50m deep and getting out in hard/dense soil complete all as specified and directed.

Returning filling in soil including providing cable cushioning with riddled earth obtained from excavation, leveling watering and well ramming in layers not exceeding 25cm thick over the cushion layer complete all as specified and directed.

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

M&L for brick protection to cable using old size sub class 'B' bricks, laid flat, dry butt jointed, laid lengthwise perpendicular to the axis of cable complete all as specified and directed.

Relaying of old serviceable bricks of any size removed from old cable trenches laid across trenches for cable protection complete all as specified and directed.

M&L for removing old / burnt out jumper connection in binding with HT/LT lines from position including re-binding the same with new binding wire of size 3.25mm aluminium wire complete all as specified and directed.

Taking down the unserviceable any defective street / security light / flood light fitting LED of any type, make and wattage from the pole alongwith fixing arrangements complete, upto 400 watt capacity from any height of pole or building, servicing, cleaning thoroughly the fitting including bracket, arm and pole fixing arrangement, Supply and replace the minor spares such as LED driver, lamp holder, PVC insulated copper wire with in the fittings screws bolts, nuts washers required to make the fitting serviceable and refixing in position and testing for satisfactory functioning complete all as specified and directed. Notes:- (a) Spares for LED Driver shall be measured and paid separately under relevant items of this schedule. All other items of minor spares such as holders, PVC insulated copper conductor cable with in fitting of wiring and necessary bolts and nuts shall be deemed to be included in the item rate and no extra payment shall be allowed.

Sl.item No.7 Contd/.. (b) The contractor has to depute his accredited representative with one electrician once in week or as demanded by department to carry out jointly checking of street / security lights in the entire area under AF Stn Tambaram (Main Camp) to ascertain the serviceability and repairs required. The quoted rate is deemed to include this provision. (c) The rate quoted deemed to included for cleaning of vegetation around and on the LT pole and Electric supply shall be made available at the point of street light and necessary LT jumpers shall be measured and paid separately. (d) The measurement for payment shall be made as per the actual replacement of accessories. (e) No extra cost will be paid to the contractor for T&P and tradesmen as required. (f) Taking down the fittings as required for maintenance for cleaning or minor repairs such as screws wires taking down etc the cost of same is deemed to be included in the quoted rate. (g) The contractor shall depute one electrician and two helpers on all working days in MES complaint cell for attending the complaint regarding the street/Security lights. (h) Contractor or his accredited representative is responsible to receive complaints from JE I/C and feed back of the same after completion of the job on daily basis.

Material and labour in replacement of cable with copper conductor PVC round sheathed (flexible) industrial cable with suitable PVC conduit complete all as specified and directed.

M&L for GI Bracket bend to shape in cold or hot 40mm bore medium grade and 1.50 M long with suitable MS clamps and nuts bolts etc., to fixing street light fittings to top of the poles of any type or shape complete after taking down the unserviceable GI bracket complete all as specified and directed.

Supply & fix in repairs PVC cable termination box of size 280mm x 180mm x 60mm with 4 Nos aluminum bus bar of size 20mm x 3mm including one number single pole MCB 5 to 10 Amps, complete fixing to pole complete all as specified and directed. Note :- (i) The quoted rates are included 4 Nos of aluminum bus bar with fixing arrangement and one number single pole MCB 5 to 10 Amps etc. (ii) Necessary clamps and nut bolt, washers etc., shall be measured under relevant items of this schedule.

Supply , install ,test and commissioning factory made street light panel of capacity 6KW load digital time switch suitable for 3 Phase 415V, 50 HZ , of one side opening single door with push type metal lock, heavy dutywide hinges, made out of 2mm CRCA sheet out door type, free standing square type totally enclosed weather dust and vermin proof with front opening with locking and fixing arrangement o internal wiring with copper conductor, provn of suitable cable glands for incoming and outgoing cables complete all as specified and directed.

Supply and fix in replacement power contactors with AC coil , 3 phase 4 pole, 2NO +2NC , 60 Amps complete for street light panel including making connection complete all as specified and directed.

M/L for MCCB 4 pole, 415 volts,16KA,100A, fixed type including disconnecting the incoming / outgoing cable connections and re-connecting with suitable aluminum lugs / ferrules etc., after taking out the existing unserviceable and making good the disturbed surface complete all as specified and directed. .

Taking down old serviceable conductors any description and re-stringing / tightening of ACSR conductor (size- squirrel / weasel / ferret) / GI earth continuity conductor/ cradle up to the permissible sag limit between any span length and binding the with new binding wire of the same materiel to insulators complete all as specified and directed. Approximate span between poles are 30 to 60m.

S&F replacement of bollard light fitting LED luminaires New generation, energy saving, environmental friendly, long life aesthetically designed aluminium landscape luminaire IP66 for diffused lighting with high power LED as light source with 8 w LED lamp, including sutiable PCC foundation as per OEM complete all as specified and directed.

S&F in replacement of street light fitting LED luminaries new generation energy saving & environmental friendly long life street light made up of pressure die-cast aluminium housing with high power LED as lighting source of 45 Watts and lens embedded PC cover having TOP opening seperate driver compartment with IP-66 protection and impact resistance of IK07 with 10KV built in surge protection device including connecting up with twin core 4 Sqmm aluminium cable etc., complete all as specified and directed.

S&F in replacement of street light fitting LED luminaries new generation energy saving & environmental friendly long life street light made up of pressure die-cast aluminium housing with high power LED as lighting source of 60 Watts and lens embedded PC cover having TOP opening seperate driver compartment with IP-66 protection and impact resistance of IK07 including connecting up with twin core 4 Sqmm aluminium cable etc., complete all as specified and directed.

S&F in replacement of street light fitting LED luminaries new generation energy saving & environmental friendly long life street light made up of pressure die-cast aluminium housing with high power LED as lighting source of 90 Watts and lens embedded PC cover having TOP opening seperate driver compartment with IP-66 protection and impact resistance of IK07 including connecting up with twin core 4 Sqmm aluminium cable etc., complete all as specified and directed.

Supply and fix energy saving & environmental friendly , long life, presure die - cast aluminium housing Flood light of 150W with PC diffused lens enclosure over LED for glare light with resistance of IK07 with 10KV built in surge protection device complete all as specified and directed.

Supply and fix energy saving & environmental friendly , long life, presure die - cast aluminium housing Flood light of 100W with PC diffused lens enclosure over LED for glare light with resistance of IK07 with 10KV built in surge protection device complete all as specified and directed.

Supply and fix energy saving & environmental friendly , long life, presure die - cast aluminium housing Flood light of 30W with PC diffused lens enclosure over LED for glare light with resistance of IK07 with 10KV built in surge protection device complete all as specified and directed.

S&F in replacement of Post top light fitting LED luminaries ,new generation ,energy saving,environmental friently ,long life aesthetically designed with symmetrical light distribution,spun aluminum landscape IP65 luminaire with high power LED as light sourceof 25 Watts with lamp complete including connecting up with twin core 4 Sqmm aluminium cable etc., complete all as specified and directed.

Supply and fix Solar garden light of 5 W, 500lm, luminaire efficacy 140 lm/W consist of white LED luminaire (LED+Driver) along with solar PV modules and Li FE 3.7 V,5200mAH , mono crystalline PV Solar panel; of given capacity,necessary control electronics to operate from dusk to drawn. Housing of Alluminium body , PC Diffuser & matt black , with CCT 6000K with CRI greater > 80, IP65 and Bolt and nut complete. all as specified and directed.

S&F replacement of aviation obstruction light fittings with 302 LED light with cast aluminium alloy poly carbonate red colour and connecting up and testing complete on top of the hill/tower/over head reservior and other buildings all as directed. Note: Deployment of technicians to climb up/down for repair/replacement works with proper safety eqpts is the responsiblity of the contractor)

S&F replacement of LED Driver 45 watt complete all as specified and as directed.

S&F replacement of LED Driver 75 watt complete all as specified and as directed.

S&F replacement of LED Driver 100 watt complete all as specified and as directed.

S & F replacement of LED Driver 150 watt complete all as specified and as directed.

Taking out the existing any description of LT UG cable 10 sqmm to 25 sqmm 2/4 core, find out the fault and re-laying of the same LT UG cable 1100 Volts grade PVC insulated PVC sheathed amoured, heavy duty, in trenches / walls / poles / passing through pipes with multistranded aluminium conductor including lugs/thimble/ferrules connection, testing and commissioning complete all as specified and directed. Note: [i] Earth work, excavation sand cusioning, bricks for protection, GI pipe, LT UG Cable Joints etc shall be measured separately under relevant items of this schedule . [ii] If old LT UG cable will found unserviceable, LT U/G cable shall be measured and paid as Supply and Laying of LT UG cable under relevant items of this schedule.

Taking out the existing any description of LT UG cable 16 sqmm 4 core, find out the fault and re-laying of the same LT UG cable 1100 Volts grade PVC insulated PVC sheathed amoured, heavy duty, in trenches / walls / poles / passing through pipes with multistranded aluminium conductor including lugs/thimble/ferrules connection, testing and commissioning complete all as specified and directed. Note: [i] Earth work, excavation sand cusioning, bricks for protection, GI pipe, LT UG Cable Joints etc shall be measured separately under relevant items of this schedule . [ii] If old LT UG cable will found unserviceable, LT U/G cable shall be measured and paid as Supply and Laying of LT UG cable under relevant items of this schedule.

Taking out the existing any description of LT UG cable 25 sqmm 3.5 core, find out the fault and re-laying of the same LT UG cable 1100 Volts grade PVC insulated PVC sheathed amoured, heavy duty, in trenches / walls / poles / passing through pipes with multistranded aluminium conductor including lugs/thimble/ferrules connection, testing and commissioning complete all as specified and directed. Note: [i] Earth work, excavation sand cusioning, bricks for protection, GI pipe, LT UG Cable Joints etc shall be measured separately under relevant items of this schedule . [ii] If old LT UG cable will found unserviceable, LT U/G cable shall be measured and paid as Supply and Laying of LT UG cable under relevant items of this schedule.

M&L for GI tubing 'Light' grade of size 40 mm bore with all fittings for cable protection fixed on poles / walls / laid under roads crossing etc., and making good the disturbed surfaces / area complete all as specified and directed.

Supply and Laying LT UG cable 10 sqmm 2 core, 1100 Volts grade XLPE insulated PVC sheathed amoured, heavy duty, in trenches / walls / poles / passing through pipes with multistranded aluminium conductor including lugs / thimble / ferrules connection, testing and commissioning complete including taking out old unserviceable cable for the following sizes. Note: [i] Earth work, excavation sand cushioning, bricks for protection, GI pipe etc., shall be measured separately under relevant items of this schedule .

Supply and Laying LT UG cable 16 sqmm 4 core, 1100 Volts grade XLPE insulated PVC sheathed amoured, heavy duty, in trenches / walls / poles / passing through pipes with multistranded aluminium conductor including lugs / thimble / ferrules connection, testing and commissioning complete including taking out old unserviceable cable for the following sizes. Note: [i] Earth work, excavation sand cushioning, bricks for protection, GI pipe etc., shall be measured separately under relevant items of this schedule .

Supply and Laying LT UG cable 25 sqmm 3.50 core, 1100 Volts grade XLPE insulated PVC sheathed amoured, heavy duty, in trenches / walls / poles / passing through pipes with multistranded aluminium conductor including lugs / thimble / ferrules connection, testing and commissioning complete including taking out old unserviceable cable for the following sizes. Note: [i] Earth work, excavation sand cushioning, bricks for protection, GI pipe etc., shall be measured separately under relevant items of this schedule .

Material and labour for cable jointing kit for 1.1 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 .5 core XLPE armoured aluminium conductor cable of size 16 sqmm to 35 sqmm complete all as specified and directed.

Material and labour for cable jointing kit for 1.1 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 50 sqmm complete all as specified and directed.

Supply and fix Solar street light of 21 W, 3000lm, luminaire efficacy> 140 lm/W consist of white LED luminaire (LED+Driver) along with solar PV modules and Li FE Po4 12.8 V,18 Ah battery,50W monocrystalline PV Solar panel of given capacity, necessary control electronics to operate from dusk to drawn. Housing of ABS, with CCT 5700K with CRI greater 70, IP65 or better, provided with Microwave based motion sensor, pole mount arm screws (Allen M9 X20mm),C- Clamp and Bolt and nut (Hexa M9 x 76mm) complete including taking down old unserviceable fitting complete all as specified and directed.

Manufacturing, supply and fix in repair Etroreflective name board, made up of 2 mm thick aluminium sheet,of size area exc 1 sqm but not exceding 2 sqm , face to be fully covered with high intensity and encapsulated lens type heat activated retroreflective sheeting conforming to type - III of ASTMD-4956-01 as approved by Engineer-in-charge,letters, borders etc. as per IRC : 67-2001 in silver white with blue colour back ground and with high intensity grade, pasted on substrate by pressure sensitive adhesive backing which shall be activated by applying pressure conforming to class II of ASTM-D-4956-01 and fixing the same to the plate of stainless steel frame with two vertical stainless steel post of 50mm dia (length of post upto 3.00m incl embedded concrete portion) embedded in concrete of size 0.45m x 0.45m x 0.45m, including the cost of painting with two or more coats of epoxy paint in grey colour on the back side of aluminium sheet including appropriate priming coat. The rate includes the cost of rounding off the corners, lowering down the structural frame work from the gantry, fixing and erecting the same in position complete all as specified and directed.

Material and labour for Painting of LT pole with one coat of alluminum paint after preparing the existing surface of the poles and marking the poles numbers as per existing pattern complete all as per specified and directed.

M&L for Painting to existing PCC poles with yellow and black paint of strips 30cm wide (Total 5 Nos) alternately from base of pole above coping including writing MES No. on poles and preparation of old painted surfaces by scraping etc complete all as specified and directed.

Supply and fix in replacement of 150W energy saving ,environment friendly & robust highbay LED luminaire with high efficacy (100 lm /w) with toughened glass complete all as specified and directed .

Material and labour for replacement of weather proof flat twin core cable complete all as specified and directed.

Cutting, trimming and prunning of trees/tree branches of any girth upto 4m all around existing LT / HT over head lines including cleaning the disturbed area beneath the LT / HT overhead lines and removing the tree / tree branches and debris from at site and depositing where directed at site. Note: (i) The rate qouated deemed included the entire currency of the contract. (ii) Approximate span between poles is 45 to 60m.

M&L for ACSR conductors of any size LT OH lines wire and making jumper connections including dismantling old unserviceable ACSR conductor of any size complete all as specified and as directed.

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