REPAIR/MAINT OF STREET/SECURITY/PERIPHERY/HIGH MAST/GARDEN LIGHTS, POST TOP LANTERNS AND REPAIR / MAINT OF DG SETS AT NCB, 32 WEU/HF/DF, CE OFFICE COMPLEX, NIRMAN PARK, SVN COLONY AND MGEDDA AREAS UNDER AGE E/M NO-II OF GE(U-I) VISAKHAPATNAM

Amount

Excavation in trenches, not exc 1.5 m wide and not exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, laying cables etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out all excavated material in soft / loose soil complete all as specified and directed.

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

Removing of excavated surplus soil to a distance n. exc 50 m and depositing where directed at a level n. exc. 1.5 m above the starting point complete all as specified and directed.

M&L sand cushioning with clean and dry sand in trenches for protection of UG cable and including punning down complete all as specified and directed. Note:- Punned thickness shall only be measured and paid.

Supply & laying sub class 'B', class designation 75 bricks of old size, laid over sand cushioning along alignment of cable as protection to cable in trenches including taking out old bricks complete all as specified and directed. Note : Sand cushioning will be measured and paid seperately.

S&F 50 mm bore dia galvanised steel tubing, light grade, laid under road crossing, for cable protection or fixed to poles, walls or laid under floors including taking down existing un-serviceable pipe of any description. complete all as specified and directed.

S&F in repair analog time switch 3 module suitable for street light timer panel / DG AMF panel / star delta starter panel complete all as specified and directed.

Taking down defective street light fitting of any make / type / capacity from top of pole / walls / high mast at a height exceeding 7.0 m but not exc 9.0 m, at any location, for repair work, re-fixing the same after repair work including testing and commissioning complete all as specified and directed. Note:- (i) M&L for Items like ballast, lamp, ignitor, capacitors, electronic drivers, surge protection devices etc shall be measured and paid separately under relevant items. However rate quoted shall deemed to include cost of minor spares like nut bolts, circle clips, clamps etc (if reqd) (ii) Necessary T&P like ladders etc required to take the fitting down shall be arranged by the contractor. (iii) The rate quoted by the contractor shall deemed to inclusive of minor parts, nut bolts, circle clips, clamps etc., (iv) M&L for repairs to LED Panel will be measured and paid seperately.

S&F in repair electronic driver of make as per existing, suitable for 150 to 250 W street light / flood light / post top lantern complete all as specified and directed. Note:-The rate quoted is not inclusive of taking down & refixing of street light fittings and the same shall be measured and paid separately under relevant item.

All as per serial Item No. 9.00 here in before but suitable for 90 to 120 W

All as per serial Item No. 9.00 here in before but suitable for 60 to 80 W

All as per serial Item No. 9.00 here in before but suitable for 35 to 50 W

S&F in repairs surge protection device of capacity 10 KV & make as per existing, suitable for street light / flood light / post top lantern complete all as specified and directed. Note:-The rate quoted is not inclusive of taking down & refixing of street light fittings and the same shall be measured and paid separately under relevant item.

S&F in repair LED street light fitting of capacity 90 watt, IP-66(minimum), integrated type with high efficiency electronic driver, SPD of capaciity 10 KV, epoxy powder coated housing with toughened glass cover, internally prewired and including electrically connecting & taking down old unserviceable street light fittings complete all as specified and as directed. Note:- Supply of new GI Pipe bracket if required shall be measured and paid seperately under relevant item.

All as per serial Item No. 14.00 here in before but LED street light fitting of capacity 120 W

S&F LED flood light fitting of capacity 150 watt, IP-66 (minimum) with luminous efficacy 100 Lumen/watt (minimum), SPD of capaciity 10 KV, epoxy powder coated housing, toughened glass cover, internally prewired and including electrically connecting & taking down old unserviceable flood light fittings from any position at a height exceeding 7.5 m complete all as specified and directed.

All as per serial Item No. 16.00 here in before but LED flood light fitting of capacity 250 watt

S&F in repair 35/40 watt LED post top lantern with polycarbonate opal diffuser, pressure die cast aluminium graphite gray powder coated finished body housing, IP-65 (minimum), Poly carbonate opal diffuser, low power warm white with better heat dissipaton, open and short circuit protecting voltage surge protection 10 KV high efficient constant current electronic driver including including suitable size loop in loop out boxes & flexible 3 core 1.5 Sqmm copper conductor cable from loopin loopout box complete all as specified and directed.

M&L for dismantling defective LED street / flood light fitting of any make / type and of capacity 100 to 250 W, strip opening the LED panel complete including identifying defective LED diodes, supply and replacement of defective LED diodes, soldering, replacement of pitted control wiring from LED panel to driver etc, testing and commissioning complete all specified and directed by Engineer-in-Charge. Note :-The rate quoted is not inclusive of taking down & refixing of street light fittings and the same shall be measured and paid separately under relevant item.

All as per serial Item No. 19.00 here in before but LED street / flood light fitting of capacity 70 to 90 W

All as per serial Item No. 19.00 here in before but LED street / flood light fitting of capacity 35 to 60 W

S&F 4 Pole 100 Amps isolator, 415V including taking down existing isolator complete all as specified and as directed.

All as per item No. 22.00 here in before but 4 Pole 63 Amps

All as per item No. 22.00 here in before but TP 100 Amps

All as per item No. 22.00 here in before but TP 63 Amps

S&F MCCB 4 pole 250 Amp, breaking capacity 36 kA, Ics = 100% Icu, thermal megnatic release type with adjustable overload setting (0.8-1.0 ln), adjustable short circuit setting (6-10 lr) including necessary modification in the panel & taking down existing MCCB complete all as specified and as directed.

All as per Sl Item No. 26.00 here in before but 3 pole 200 Amps breaking capacity 36 KA

All as per Sl Item No. 26.00 here in before but 3 pole 160 Amps breaking capacity 36 KA

All as per Sl Item No. 26.00 here in before but 32 to 100 Amps breaking capacity 16 KA

Supply & laying LT XLPE insulated, armoured heavy duty electric cable with alumimium conductor, 1100 volts grade, cross sectional area 10 Sqmm x 4 Core, laid in trenches / duct / on pole including taking down existing unserviceable cable complete all as specified and directed.

All as per Sl item No. 30.00 here in before but cross sectional area 16 Sqmm x 4 Core

All as per Sl item No. 30.00 here in before but cross sectional area 25 Sqmm x 4 Core

All as per Sl item No. 30.00 here in before but cross sectional area 50 Sqmm x 3.5 Core

S&F in repair steel tubular swaged poles conforming to IS-2713, complete with cast iron base plate, finial taper plug, bolts, nuts & screws, type 410 SP-31 (9 m long) and including painting with two coat of aluminium paint over a coat of primer on exposed surfaces and black bituminous paint on steel surface embeded in concrete and 03 Nos band / strips with white synthetic enamel paint, 30 cm wide each at a distance of 30 cm from top of plinth block and numbering of poles complete all as specified and directed. Note:- Excavation, earth work and PCC work will be measured and paid for separately under respective items.

S&F PVC insulated 3 core multistranded sheathed cable with 1.5 Sqmm copper conductor for connection of street / security light etc. including taking down existing un-serviceable cable complete all as specified and directed.

All as per Sl item No. 35.00 here in before but cross sectional area 6 Sqmm x 4 Core or connection of high mast light etc.

M&L for cutting the tarmac / hard standings in road and excavating trenches across the road in size not exceeding 0.45 m wide and 0.6 m depth for laying cable / cable protection pipe including refilling earth & making good top surface of the disturbed portion with 100mm thick PCC 1:3:6 (using 40mm graded stone aggregate) / bituminous mix as per existing & matching with the surroundings including removal of rabbish to distance not esceeding 100 m complete all as specified and directed.

M&L cement concrete 1:3:6 type C1, (using 20 mm graded crushed stone aggregate) as in copings, benching and the like etc. including necessary formwork & demolition of old concrete complete all as specified and directed.

M&L PCC 1:4:8 type D-2 (using 40 mm graded crushed stone aggregate) as in foundation, filling and mass concrete & demolition complete all as specified and directed.

S&F three phase, automatic street light control panel with and including astronommical timer switch for automatic switching on / off street light as per set time through programmable switch, 110A, TP power contactor, suitable capacity MCB / MCCB, wall / floor mountable, IP 54 (dust and vermin proof) enclosure made out of CRCA sheet duly powder coated, conforming to IS/IEC 60954-4-1, in-built- short circuit protection, locking arrangement with padlock and panel lock including taking down existing un-serviceable control panel complete all as specified and directed.

S&F weather proof cable junction box of size not less than 295 mm x 195 mm x 100 mm with terminals, IP 66 (minimum), suitable for outdoor installation including 01 No 5/6 Amp MCB, 50 Amp rated 3 pole connector, fixing arrangement with MS flat of size 25 x 3 mm with necessary nuts, bolt and washers & taking down existing un-serviceable junction box complete all as specified and directed.

M&L for bracket suitable for street light made out of GI pipe light grade of 40 mm bore & 1.20 mtr length (minimum), bend to shape including 2 pairs of MS flat iron clamps made out of 40 x 5 mm MS flat, nuts, bolts & washers etc, & painting the bracket with two coat of aluminium paint over a coat of red oxide primer including taking down existing un-serviceable bracket complete all as specified and directed.

M&L preparation of old painted surface of existing 9 m long steel poles with connected cross arms, cable protection pipes, clamps, street light brackets etc, and including applying one coat of aluminium paint on complete height of the pole and applying one coat of synthetic enamel paint upto 0.80 m height from the top of coping with multi colour strips as per the colour code, writing pole details & applying one coat of white wash on pole coping complete all as specified and directed.

S&F 2 inches wide reflective tape with high-performance adhesion, water resistant including fixing around the circumference of pole at an approximate height of two meters complete all as specified and directed. Note:- Unit rate quoted shall deemed to include cost for arrangment of all T&P such as ladder etc. reuired.

S&F in repair 4 Pole 63 Amp, 50 Hz, 240 V contactor suitable for street light / high mast light timer panel complete all as specified and directed.

All as per Sl item No. 45.00 here in before but 4 Pole 125 Amps

M & L for periodical amintenance and repairs to High Mast / Mid Mast of 12.5 m to 16 m height lantern carriage / winch, checking for movement, inspecting the alignment, replacement of broken / defective SS wire rope U-Clips, cleaning of dust, applying grease to the motor, replacing old nut bolts etc., motor electrical connector all as specified and ditected by Engr-in-Charge.

Supply & replace stain less steel wire rope of size 6 mm dia with 7/19 construction after dismantling the old damaged rope from position in High mast pole and connecting it with the motor winch and lantern carriage and doing the alignment nad balancing of the carriage to be hanging properly complete all as specified and directed by Engr-in-Charge.

M & L for dismantling, removing the high mast winch motor of capacity 0.7 to 1.7 HP from position after carefully dismantling the steel rope, lantern carriage and transporting to workshop and replace damaged / burn out winding nad other connected spare parts nad refixing the same after repair in place complete all specified and directed by Engr-in-charge.

M&L for repairing burnt out alternator wiring of DG Set of 100/125 KVA capacity, replacing worn out connectors, nuts and bolts, warming up the alternators, cleaning the dust with dry blow air, megger the insulation values, measure and correct the load / no load excitation voltages before & after maintenance and recording the values complete all as specified and as directed by Engr-in-Charge.

All as per Sl item No. 50.00 here in before but for DG Set of 62.5 KVA capacity

All as per Sl item No. 50.00 here in before but for DG Set of 30 / 40 KVA capacity

M&L for De-scaling of radiator of DG set of capacity 100 / 125 KVA by dismantling the upper & lower tank and cleaning the core pipes with cleaning chemicals (radi wash), components and arresting the leakage in core by brazing / dummy with lead including cleaning of upper and lower tanks and replacing the upper and lower gaskets and required nuts, bolts, re-fixing the same including testing and painting complete all as specified and directed.

All as per Sl item No. 53.00 here in before but for DG Set of 62.5 KVA capacity

All as per Sl item No. 53.00 here in before but for DG Set of 30 / 40 KVA capacity

M&L for preparation of old painted external surfaces of DG set of capacity 100 / 125 KVA including alternator, radiator support channels, connected equipments complete and spray painting with two coats synthetic enamel paint complete all as specified and as directed. Note:-Rusted surfaces of DG Set shall be scraped with sand paper and shall be applied with one coat of zinc chromate primer before application of paint and unit rate quoted against this item shall be considered to include this aspect.

All as per Sl item No. 56.00 here in before but for DG Set of 62.5 KVA capacity

All as per Sl item No. 56.00 here in before but for DG Set of 30 / 40 KVA capacity

Cleaning of diesel tank of DG set of capacity 100 / 125 KVA carefully by draining out fuel in the tank including disconnection from fuel system, De-scaling the diesel tank with water pressure and removing the complete sludge deposited, drying the tank, repairing any leakage, cleaning and testing of fuel line up to fuel pump inlet complete all as specified and as directed.

All as per Sl item No. 59.00 here in before but for DG Set of 62.5 KVA capacity

All as per Sl item No. 59.00 here in before but for DG Set of 30 / 40 KVA capacity

M&L for replacement of complete water hose pipe set including clips,nuts, bolts and washers etc (as per existing) for DG set of capacity 100 / 125 KVA complete all as specified and as directed.

All as per Sl item No. 62.00 here in before but for DG Set of 62.5 KVA capacity

All as per Sl item No. 62.00 here in before but for DG Set of 30 / 40 KVA capacity

M&L for replacement of complete fuel and lub oil hose pipe set with clamp / clip etc (as per existing) for DG set of capacity 100 / 125 KVA complete all as specified and as directed.

All as per Sl item No. 65.00 here in before but for DG Set of 62.5 KVA capacity

All as per Sl item No. 65.00 here in before but for DG Set of 30 / 40 KVA capacity

M&L for replacement of 35 Sqmm, leaded copper battery cable set of 2 Nos, length not less than 1.5 mtr each, suitable for DG sets, including GM terminals at one end and copper lugs at other end complete all as specified and as directed. Note:- 02 Nos cable of 1.5 m length each shall be measured as one unit.

M&L for repair and servicing of self starters including replacement / rewinding of armature, carbon brush set with holder, king pin holder, check nut, body screens, clutch plate assembly and solenoid switch etc (as per existing) for DG set of capacity 100 / 125 KVA complete all as specified and as directed.

All as per Sl item No. 69.00 here in beforeabove but for DG Set of 62.5 KVA capacity

All as per Sl item No. 69.00 here in before but for DG Set of 30 / 40 KVA capacity

Supply and topping up of engine oil 15W40 or as per manufacturer’s recommendations suitable for DG sets complete all as specified and as directed.

Supply and topping up of radiator coolants as per OEM’s recommendations suitable for DG sets complete all as specified and as directed.

M&L for carrying out 'B' check for DG set of capacity 30 KVA after 06 months or 250 hrs running, whichever is earlier as per manufacturer's recommendation including replacement of fuel filters, air filters, oil filters, 'O' rings, engine oil, gasket, coolant etc complete all as per manufacturers instructional manual and all as directed by Engg-in-charge. Make of Engine: Kirlosker / CUMMINS / Ashok Layland / Greaves Cotton Note:- Unit rates quoted against this item shall be considered to include cost of fuel filters, air filters, oil filters, 'O' rings, gasket etc. however engine oil & coolant shall be measured and paid seperately under relevant item.

All as per Sl item No. 74.00 here in before but for DG Set of 40 KVA capacity

All as per Sl item No. 74.00 here in before but for DG Set of 62.5 KVA capacity

All as per Sl item No. 74.00 here in before but for DG Set of 100 KVA capacity

All as per Sl item No. 74.00 here in before but for DG Set of 125 KVA capacity

All as per Sl item No. 79.00 here in before but for DG Set of 100 to 250 KVA capacity

S & F in repairs maintenance free battery of 12 V minimum 100 AH including terminal clamps, copper lead of suitable length including testing and commissioning complete all as specified and directed by Engr-in-Charge.

All as per Sl item No. 81.00 here in before but for 180 AH

S&F in repair AVR suitable for DG sets of capacity 20 to 82.5 KVA, with functions to adjust generator output voltage, prevent voltage hunting, set under frequency roll off knee point, set generator drop to 5% at full load, match AVR input to accessory output, set the over excitation cut off level, set initial frequency related voltage dip, over-voltage protection cut off level, maximum short circuit current with sensing input voltage range 170 - 250 V AC max, 50 -60 HZ frequency with output max up to 120 V DC, continuous current 2.7A & transient 6A for 10 sec including necessary control wiring complete from alternator to AVR, testing & commissioning complete all as specified and as directed by Engr-in-Charge.

All as per Sl item No. 83.00 here in before but for DG Set of 100 KVA to 250 KVA capacity

S&F in repair indoor type, floor mounted, CPRI approved AMF (Auto mains failure) control panel for automatic turning ON the DG set and set ON Load in absence of Main power supply within 20 Seconds and shut down the DG set when Main power supply returns suitable for DG set of capacity up to 250 KVA including necessary control wiring. The AMF panel should be microprocessor based integrated power command controller for DG set monitoring and metering protection and control system with built in torque matched volts / Hz over load control preferably the DG set function testing & commissioning complete all as specified and directed by Engr-in-charge including following,:- (i) Digital governing (ii) Digital voltage control (iii) Digital Engine control (iv) Operator interface (v) Protection parameters i.e., RPM, Battery Voltage, lub oil pressure failure, coolent temperature, running hour, high water temperature, high / low DC voltage, weak battery, over speed fail to crank, fail to start sensor. (vi) Advance control function. (vii) Alternate protection should be under voltage, over voltage, over current, under / over frequency, loss of sensing

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