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

Amount

Excavation in trenches not exceeding 1.5m deep and not exceeding 1.5m wide and getting out in hard / dense soil all as specified and directed.

All as per item No. 1 above but exceeding 1.5m deep and not exceeding 3m deep and getting out in hard / dense soil all as specified and directed.

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

Removal of surplus soil to a distance not exc 50M and deposited where directed at a level not exc 1.5 m all as specified and directed.

Filling riddled earth as cable cushioning with soil obtained from excavation vide Sl item No.1 above, levelling, watering and well ramming in layers all as specified and directed. Note: Punned thickness shall be measured for payment.

Supply and lay Old size, Sub Class 'B' bricks laid flat, dry, butt jointed, perpendicular to the axis of cable all as specified and directed.

Laying only, old serviceable bricks obtained from cable excavation all as specified and directed.

Material and labour for PCC 1:4:8, type D2, using 40mm graded stone aggregate as in foundation, filling and mass concrete all as specified and directed.

Material and labour for PCC 1:3:6, type C1, using 20mm graded stone aggregate as in foundation, coping of poles including necessary formwork and finishing exposed surfaces fair and even all as specified and directed.

Supply and fix ACSR conductor of any size including binding on existing LT/ HT poles or new poles with 2mm dia aluminium binding wire including jumper all as specified and directed including dismantling old unserviceable Copper / ACSR conductor of any size and disconnecting from the poles etc complete.

Taking down the unserviceable / defective street / security light / flood light fitting HPSV / MH 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, replace the minor spares such as lamp holder, PVC insulated copper wire 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. Note : The quoted rate is deemed to include for the following:- (a) Spares like MH lamp, HPSV lamp, CFL lamps, ballast, capacitor, ignitor, LED driver shall be measured and paid separately under relevant items of this schedule. All other minor spares such as lamp holders, PVC insulated copper conductor cable wiring within fitting and necessay bolts and nuts shall deemed to be included in the item rate quoted and no extra payment shall be allowed.

Sl.item No.11 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.

Supply and fix 3core 1.5sqmm PVC insulated copper conductor for making connection from light fitting including taking down the unserviceable copper cionductor all as specified and directed.

Material and labour for GI Bracket, bent to shape in cold or hot, 40mm bore medium grade and 1.5m long with suitable MS clamps and nuts bolts etc., to fixing street light fittings to top of the poles complete after taking down the unserviceable GI bracket all as specified and directed.

Supply and fix PVC junction box out door type of size 280 mm x 170 mm x 130 mm with front openable hinged cover complete with two number aluminium bus bars mounted on porcelain insulator including clamps of MS flat iron 25mm x 3 mm with bolts and nuts to be fixed on pole / wall including taking down old unserviceable all as specified and directed. (Make: SINTEX or equivalent approved make)

Supply and fix Time switch (24 hour analog time switch (SST-30 min), Model No.DHTED30016 of make 'Havells' or equivalent as approved including taking down defective switch and making connection to street light fitting all as specified and directed.

Supply and fix Power contactors 3 phase, 3 pole nominal range 110 Amps MNX type of Make L&T, Cat part No.CS94137 or equivalent as approved including taking down defective switch and making connection to street light panel all as specified and directed.

Supply and fix MCCB 4 pole, 415 volts, 100 Amps, breaking capacity 16 KA, fixed overload & fixed short circuit setting including disconnecting the incoming / outgoing cable connections and reconnecting with suitable aluminium lugs / ferrules etc., after taking out the existing unserviceable and making good the disturbed surface all as specified and directed.

Supply and fix Solid state electronic type Aviation obstruction light fittings with lamp of minimum 302 LED 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 high rise buildings all as specified and directed. Note: Deployment of technicians to climb up / down for repair / replacement works with proper safety equipments is the responsiblity of the contractor.

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 all as specified and directed. Note: Approximate span between poles are 30m to 60m.

Supply and fix Bollard light fitting LED luminaires, new generation, energy saving, environmental friendly, long life aesthetically designed aluminium landscape luminaire, IP 66 for diffused lighting with high power LED as light source with 8 watt LED lamp of Make Havells Cat part No.BAMBOOBLS8WLED857PSYMTOPC (0.6M) or equvalent as approved including taking down defective fitting complete all as specified and directed.

Sand fix street light fitting LED luminares new generation energy saving & environmental friendly long life versatile pressure die-cast aluminium IP66 roadway luminaire with high power LED as light source with 45 W LED lamp including taking down defective fitting complete complete all as specified and directed.

Sand fix street light fitting LED luminares new generation energy saving & environmental friendly long life versatile pressure die-cast aluminium IP66 roadway luminaire with high power LED as light source with 60 W LED lamp including taking down defective fitting complete complete all as specified and directed.

Sand fix street light fitting LED luminares new generation energy saving & environmental friendly long life versatile pressure die-cast aluminium IP66 roadway luminaire with high power LED as light source with 72 W LED lamp including taking down defective fitting complete complete all as specified and directed.

Supply and fix flood light fitting, LF 19 with 30Watt LED lamp, LED luminares new generation energy saving & environmental friendly long life high performance LED flood light with lamp complete including taking down defective fitting complete all as specified and directed.

Supply and fix flood light fitting, LF 19 with 80Watt LED lamp, LED luminares new generation energy saving & environmental friendly long life high performance LED flood light with lamp complete including taking down defective fitting complete all as specified and directed.

Supply and fix flood light fitting, LF 19 with 100Watt LED lamp, LED luminares new generation energy saving & environmental friendly long life high performance LED flood light with lamp complete including taking down defective fitting complete all as specified and directed.

Supply and fix flood light fitting, LF 19 with 150Watt LED lamp, LED luminares new generation energy saving & environmental friendly long life high performance LED flood light with lamp complete including taking down defective fitting complete all as specified and directed.

Supply and fix Post top light fitting LED luminare new generation energy saving and environmental friendly, long life versatile pressure die-cast aluminium IP 65 road way luminarie with high power LED as lightsource with 40W LED 5000K lamp complete including connecting into electric circuit and testing all as specified and directed.

Supply only LED Driver 30 to 45 watt complete all as specified and directed.

Supply only LED Driver 60 to 65 watt complete all as specified and directed.

Supply only LED Driver 80watt complete all as specified and directed.

Supply only LED Driver 120 to 180watt complete all as specified and directed.

Supply only LED Driver 9watt complete all as specified and directed.

Taking out the existing LT UG cable 10sqmm to 16 sqmm of 2/4 core, finding fault and relaying the UG cable 1100 Volts grade PVC insulated, sheathed armoured heavy duty, in trenches / walls / poles / passing through pipes including lugs / thimble / ferrules connection testing and commissioning complete all as specified and directed. Note: (i) Earthwork, sand cushioning and brick protection, GI pipe cable joints shall be measured and paid seperately under relevant items. (ii) New cable in place of any cable found unserviceable will be measured and paid seperately under relevant items.

Taking out the existing LT UG cable 25sqmm of 3.5core, finding fault and relaying the UG cable 1100 Volts grade PVC insulated, sheathed armoured heavy duty, in trenches / walls / poles / passing through pipes including lugs / thimble / ferrules connection testing and commissioning complete all as specified and directed. Note: (i) Earthwork, sand cushioning and brick protection, GI pipe cable joints shall be measured and paid seperately under relevant items. (ii) New cable in place of any cable found unserviceable will be measured and paid seperately under relevant items.

Supply and lay GI tubing, 40mm bore, light grade in trenches / walls / poles / passing under roads etc., including taking down unserviceable tubing complete all as specified and directed.

Supply and lay LT UG cable, 10sqmm, 2 core,1100 volts grade, XLPE insulated, PVC sheathed, armoured heavy duty, in trenches / walls / poles / passing through pipes including lugs / thimble / ferrules connection testing and commissioning complete including taking down unserviceable cable all as specified and directed. Note: (i) Earthwork, sand cushioning and brick protection, GI pipe cable joints shall be measured and paid seperately under relevant items. (ii) New cable in place of any cable found unserviceable will be measured and paid seperately under relevant items.

Supply and lay LT UG cable, 16sqmm, 4 core,1100 volts grade, XLPE insulated, PVC sheathed, armoured heavy duty, in trenches / walls / poles / passing through pipes including lugs / thimble / ferrules connection testing and commissioning complete including taking down unserviceable cable all as specified and directed. Note: (i) Earthwork, sand cushioning and brick protection, GI pipe cable joints shall be measured and paid seperately under relevant items. (ii) New cable in place of any cable found unserviceable will be measured and paid seperately under relevant items.

Supply and lay LT UG cable, 25sqmm, 3.5core,1100 volts grade, XLPE insulated, PVC sheathed, armoured heavy duty, in trenches / walls / poles / passing through pipes including lugs / thimble / ferrules connection testing and commissioning complete including taking down unserviceable cable all as specified and directed. Note: (i) Earthwork, sand cushioning and brick protection, GI pipe cable joints shall be measured and paid seperately under relevant items. (ii) New cable in place of any cable found unserviceable will be measured and paid seperately under relevant items.

Material and labour for Straight through joints for 6 to 16sqmm, 3.5/4 core, cable UG cables including testing and commissioning complete including taking down unserviceable cable joints all as specified and directed.

Material and labour for Straight through joints for 25 to 50sqmm, 3.5/4 core, cable UG cables including testing and commissioning complete including taking down unserviceable cable joints all as specified and directed.

Material and labour for Steel tubular swaged poles with base plate 8mm thick welded with pole, finial taper plug, bolt nut and screws as specified type 410 SP-31 of 9m long, including two coats of aluminium paint over one coat of zinc chrome primer and making 30cm wide strips (total 05 Nos) with whiite and black paint alternatively on external surface above PCC benching including numbering with black paint and painting with bituminous paint internally and externally for embedded portion in concrete complete all as specified and directed.

Supply and fix PVC conduit heavy grade, 20mm bore fixed to electric pole (Prestressed / Steel tubular) or In RCC overhead tank with suitable size, mild steel clamps with nuts, bolts etc., including taking out old unserviceable PVC conduit all as specified and directed.

SJM CONSTRUCTIONS

M/s Bakiyalakshmi Enterprises

kcs builders

SREE VENKATESWARAS CONSTRUCTIONS

RADHIKAGANESH ENTERPRISES

Raju Builders

SRI LAKSHMI ASSOCIATES