REPAIR REPLACEMENT OF SECURITY STREET LIGHTS REPAIRING TO LT CABLES AND JOINTING BOXES AND ASSOCIATED MISC WORKS AT LRDE UNDER GE I R ND D WEST BANGALORE

Amount

Important Note : i) The contractor is responsible to arrange required ladders, tools , safety gum boots and gloves to tradesmen during currency of contract and the charges for the same are deemed incuded in the quoted rates. ii) The contractor shall depute their supervisor to report work to the JE E/M incharge in the E/M Sub-division @ 9 AM daily for collecting the details of street lights complaints or other nature complaints / works and attending to the same immediately for rectifications and connected works with their electrician team.

Labour and Tools as required for lowering the high mast rack of any height from the existing positions in any location carefully, Checking, servicing, repairs to high mast structures, checking all electrical connections, cables in and including as under mentioned works and lifting up carefully after rectification of defects/ maint nature work services :- (a) Material for replacement of unserviceable parts of flood light fittings along with connected electrical cables etc,refitting the entire mast rack assembly (b) Servicing and lubrication works to canopy, guides (for smooth separate ways for ropes & cable) (c) Adjustment of winch assembly properly on mast, Servicing and lubrication to flexible steel wire ropes, junction boxes, Air termination rods, Door transition plate, pully system, 3 phase motor and gear system all as per site requirements as directed by Enginer-in-charge. etc. Note : 1) The quoted rate is inclusive for all type of repairs and spares as required on the sites for proper working of high mast system and no extra amount shall be paid in this regard..

Supply, fabricate, install, testing and commissioning outdoor type LT Bus bar Chamber Box of size 600 x 600 x400 mm, fabricated from CPRI Certified panel manufacturers with powder coated painting made out of 3 mm CRCA sheet steel with front and rear opening facility with tower bolt locking , pad locks - 02 Nos, Provn of earthing points - 02 Nos and four side slanting cannopy on roof top and mild steel channels base frame of suitable siize and placed with suitable PCC pedestal of not less than 0.5 mtr height as per site requirements in and incl TPN Aluminium Bus bar of 400 Amps Capacity for looping and branch connection the bus bar chamber placed on insulators with suitable Neoprene rubber gasket to make it completely dust and vermin proof complete including taking out the existing old burnt / defective main switches or control boxes of any type from existing locations by disconnecting incoming and all outgoing cables of any size all as specified and directed by Engineer- in charge .Note:- The quoted rate deemed to be included for connections of incoming and all outgoing U/G cable, terminating with suitable cable gland, aluminium lugs in and including excavation, return filling, removing extra soil and PCC work as per site requirement complete all as directed by Engineer-in-charge.

Supply, fabricate, installation, testing and commissioning self supporting totally enclosed factory fabricated LT feeder pillar box made out of not less than 3.00mm with CRCA sheet from CPRI Certified panel manufactureres with projected globe roof for rain water protection, dust and vermin proof hinged double shutter doors with neorprene rubber gasket, powder coated including danger plate, earth strip ventilation louvers, bottom detachable gland plate complete with suitable size zinc chromium plated nuts, bolts and washers etc, out door type cubical panel board suitable for 3 phase 4 wire, 415 vots, 50Hz mounted on suitable size in and including MS channel fixed on in and including PCC foundation and both pedestal height not less than 60 cm from GL including taking out the existing old defective Main switches or control boxes of any type from existing locations by disconnecting incoming and all outgoing cables of any size carefully, comprising the folowing items .Location - Opposite Radar bldg, InFront of DG ECS bldg and GM Sub stn.

Material and labour for earthing complete with galvanised steel earth plate electrode 600 mm x 600 mmx 6 mm thick burried directly in ground vertically (earth pit not less than 2.25m deep below ground level) with top edge of the earth plate not less than 1.5m deep below normal ground level connected to galvanised earth wire 4 mm dia, 7.5 m length by means nuts, check nuts and washers of GI or steel connected to LT Panel board or bus bar chamber box including protection pipe light grade 15 mm pipe GI, watering pipe medium grade 20 mm medium grade and all arrangement with PCC chamber, funnel with wiremesh, RCC slab cover incl excavation in any strata and returning, filling, removal surplus soil, filling of charcoal, salt alternate layers complete all as shown in electric plate No 3 of SSR Part I complete all as specified and as directed by Engineer-in-Charge. Note - For bus bar box - 2 boxes x 02 Nos + LT panel - 03 panels x 02 Nos = 10 Nos.

Excavation in trenches soft/loose soil not exc. 1.5 m wide not exc. 1.5 m in depth for taking out existing old / defective cables, laying of cables not exc. 10 Sqm on plan and getting out , trimming sides, forming bottom surface to required level complete all as specified and as directed Engineer-in-charge.

Returning filling including spreading, levelling , watering and well ramming in layers n.exc 25 cm in soil as directed by Engineer-in-charge.

Removing of excavated soil to a distance not exc 50 m & depositing where as directed at a level n.exc 1.5m above starting point all as specified and as directed by Engineer-in-charge.

Demolition and dismantling of old/damaged concrete of any description near existing transformers plinth/poles / Panels / sign boards foundation,coping etc of any type etc located at various locations carefully by arranging a proper supprt support to old poles / panels to avoid any damages etc, removing from site and making good distrubed portions near poles / panels etc to match with the adjacent areas in all respects per site conditions complete all as specified and directed by Engr-in-charge.

Cutting of bituminous road / floor for taking up existing cable / laying of new cable /relaying of U/G cables / GI Pipe / making good duct etc not exceeding 1.5 meter wide and not exceeding 1.5 meter deep for refilling / with material and, watering well ramming / compacting and making good with PCC 1:3:6 type C-1 complete all as specified and directed by Engineer-in-charge. Note : PCC 1:3:6 100 mm thick shall be measured and paid under the respective item of the work.

Material and labour for Plain cement concrete (1:4:8), type D2 ,using 40 mm graded stone aggregates for foundation of poles, transformer plinths, post top lantern foundations etc complete all as specified and directed by Engineer-in-charge.

Material and labour for Plain Cement Concrete (1:3:6), type C1, using 20 mm graded stone aggregates for coping of poles/post top lantern and road cutting works including necessary form work and finishing the exposed surfaces even and smooth without using extra cement complete all as specified and directed by Engineer-in-charge.

Supply riddled earth soil conforming to IS-1255, spreading in cable trenches for protection of cables complete all as specified and directed by Engineer-in-Charge.

Supply and lay well burnt sub-class 'B' bricks of size 230 mm x 115 mm x 75 mm, laid breadth wise along the length of cable laid in trenches for UG cable protection all as specified and as directed by Engineer-in-Charge.

Laying only bricks removed from existing trenches ,of any size ,laid as cable protection complete all as specified and directed by Engineer-in-Charge.

Supply and lay galvanised iron tubing light grade of 50 mm dia in trenches / near panel /near floors / near walls / for post top lantern pole etc using GI reducer or bend, other fittings etc all as per site requirement complete all as specified and directed by Engr-in-charge.

Taking out the existing old or burnt or defective LT Under ground cables of size upto 25 sqmm 4 core from panels /duct / trench /loop etc near the sub stations/poles etc including disconnecting cables both ends by tracing out the fault with the help of megger as per site requirements complete all as specified and directed by Engineer-in -charge. Note:i) Earth work as applicable shall be measured and paid separately under relevent items. ii) Retrived serviceable bricks from site shall be properly stacked aside and reused for cable protection.

All as per item No 16 here- in- above but of cable size 35 Sqmm 3.5 core to 95 sqmm 3.5 core .

Supply , laying, testing and commissioning cable XLPE insulated armoured aluminium LT cable 1100 volts grade of size 10 sqmm 4 core in tenches / fixed on walls /poles including suitable MS clamps for fixing, new aluminium lugs for connecting complete all as specified and as directed by Engineer-in-charge

All as per item No 18 here -in -above but of cabe size16 sqmm 4 core

All as per item No 18 here -in -above but of cabe size 50 sq mm 3.5 core

All as per item No 18 here -in -above but of cabe size 70 sq mm 3.5 core

All as per item No 18 here -in -above but of cabe size 95 sq mm 3.5 core

Material and Labour for finding UG cable fault / defect of any size from the positions accurately using cable fault locator including finding of cable route as applicable on the ground, transportation, testing, restoring of the supply in all respects and commissioning etc complete all as specified and as directed by Engineer-in-charge. Note - 1) Earth work from cable fault position to nearesst cable loop and cable joints as per site requirement shall be measured and paid separately under relevant item of the schedule.

Supply, install, testing and commissioning timer switch box out door type complete in and including 3 phase contactor MCB TPN of rating 63 A coonnector fuse etc using suitable rating cable connections, toggle switch for auto / mannual mode, connecting incoming and out going cables LT cables with required addition / alterations to panel comparatments as per site requirements including taking down old existing switch all as directed by Engineer-in-charge.

Supply , Fixing and Testing Powder coated Outdoor street light control box of size not less than 300 x 200 x 80 mm made of 3 mm thick CRCA sheet, IP 55, fabricated by CPRI approved panel manufacturere's in and including suitable terminal TPN 10 KA SMC Connector ( Make - Electro Fibres / Powermat / Ramanuj for 3 Phase Cable Line IN & OUT) , MCB 6 SP Amps , canopy weather proof hinged doors, locking system and arrangements for fixing on PCC / Steel Poles with MS clamps of size not less than 25 x 5 mm nut bolts washers etc as per site requirement ncluding taking out the exisitng unserviceable FRP loop boxes alongwith electrical connections as required at site complete directed by Engineer-in-charge.

Supply & fix PVC insulated copper conductor cable for working voltage upto and including 1100 volts of size 1 sqmm 3 core round type from loop in box to fitting including taking down unserviceable defective cable all as specified and as directed.

Material and Labour for GI bracket made of GI pipe 40 mm dia, light grade not less than 1.2 metres length, bend to shape required and fixed with 2 Nos of MS clamps fabricated out of MS Flats of size not less than 25 x 5 mm with suitable size bolts, nuts for fixing street light fittings complete including taking down the existing rusted brackets directed by Engineer-in-charge.

Taking down existing old or defective Street light/security light/perimeter light fittings / Post top lantern of any description and type from street light pole and from wall of buildings of any height complete after disconnecting the electrical connections properly without disturbing other electrical connections of poles / building cables complete directed by Engineer-in-charge.

Supply and fixing outdoor type LED street light fitting 70 watts made with pressure die cast housing IP 66 toughened glass high power LEDs with secondary optics operating voltage between 140 - 270 V, AC, 50 Hz, PF >= 0.95,THD<10%, CCT 5700K, CRI >= 70 complete with 2 Nos of MS clamps fabricated out of MS Flats of size no tless than 25 x 5 mm with suitable size bolts, nuts for fixing street light fittings complete on existing pole bracket as per site requirements all as directed by Engineer-in-charge. Make : Crompton Raptor NEO CAT No. TRP-409-70-57-SL-GL-NSG or techno-commercially equivalent model of other specified makes.

Supply and fixing out door type flood light fitting 150 watts made up of pressure die cast aluminium housing with toughened glass and high power LEDs and secondary lenses with IP66 protection. System efficacy ≥ 110/LPW 10KV SPD icomprising of energy saving , environmental friendly, long life complete with MS suitable size angle and flat clamps fabricated with suitable size bolts, nuts for fixing flood light fittings on pole as per site requirements complete all as directed by Engineer-in-charge. Make : Crompton PLUTO NEO AURA TFS-507-150-57-NL-SL-GL-NSG or techno-commercially equivalent model of other specified makes Note - The quoted rate is inclusive for supply and fixing MS work i.e Angle iron and MS clamp as applicable for fixing flood light on pole or building wall as per site requirements complete all as directed by Engineer-in-carge.

Supply and fixing LED Outdoor Decorative Post top lantern fitting 40 watt for 360° indirect light with IP 65 protection. Resistant to impact and corrosion. Glare-free and better uniformity and System efficacy ≥ 100Lm/w , operating voltage between 140 - 270 V, AC, 50 Hz, PF >= 0.95,THD<10%, CCT 5700K, CRI >= 70 and Driver Should be Potted type Constant Currnet LED Driver with 4KV Inbuilt Surge, Driver Efficiency >85%, Driver having High Voltage, Short Circuit Protection and Driver Should be with BIS Certified with R number including taking down carefully defective fitting of any type complete all as directed by Engineer-in-charge.Make : Crompton Cat No LPTO-40-CDL-M or techno-commercially equivalent model of other specified makes

Pacific Enterprises (BID ID -3128711)

Sahara Engineers (BID ID -3125851)

Mavee Syndicate (BID ID -3120476)