REPAIR MAINTENANCE OF LT LINE AND ALLIED WORKS AT UMROI MIL STN UNDER GE UMROI

Amount

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 m in depth for foundation of pole and laying of UG cable and getting out in soft/loose of soil complete all as specified and directed.

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

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

M&L for PCC 1:3:6 type C-2 (using 40 mm graded stone aggregate) as in foundation of pole and stay complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 (using 20 mm graded stone aggregate) for coping of pole and as in benching and finished exposed surfaced even and smooth without wiring extra cement including necessary form work complete all as specified and directed.

Supply, laying, testing & commissioning UG cable XLPE insulated,armoured heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross section area 185 sq mm, 3.5 core including taking down of ACSR/old cable complete all as specified and directed.

Supply, laying, testing & commissioning UG cable XLPE insulated,armoured heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross section area of size 120 sq mm, 3.5 core including taking down of ACSR/old cable complete all as specified and directed.

Supply, laying, testing & commissioning UG cable XLPE insulated,armoured heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross section area 95 sq mm, 3.5 core including taking down of ACSR/old cable complete all as specified and directed.

Supply, laying, testing & commissioning UG cable XLPE insulated,armoured heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross section area 35 sq mm, 3.5 core including taking down of ACSR/old cable complete all as specified and directed.

Supply, laying, testing & commissioning UG cable XLPE insulated,armoured heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross section area 25 sq mm, 4.0 core including taking down of ACSR/old cable complete all as specified and directed.

Supply, laying, testing & commissioning UG cable XLPE insulated,armoured heavy duty electric cable with aluminium conductor, 1100 Volts grade, cross section area 16 sq mm, 4.0 core including taking down of ACSR/old cable complete all as specified and directed.

Supply & filling sand for cushioning to the under ground cable 8 cm before laying the electric cable and 15 cm after laying the cable complete all as specified and directed. Note: Punned thickness shall be measured and paid under this item.

M&L for common burnt clay building bricks (locally available best quality), sub-class ‘B’ designation 75 of size 230x115x75 mm to cover LT underground cables, laid dry and flat complete all as specified and directed.

S&F GI light grade tube of size 50 mm bore with all fittings laid in trenches/ wall for protection of cable complete all as specified and directed.

S&F GI light grade tube of size 80 mm bore with all fittings laid in trenches/ wall for protection of cable complete all as specified and directed.

S&F aluminium strip for earthing and making proper earth testing point from pole, panels and transformer (size not less than 25x3.15mm) complete all as specified and directed.

S&F cable End termination joint suitable for 1100 volt grade LT cable, outdoor type terminal, heat shrinkable type joint complete with all jointing material and accessories suitable for 3.5/4 core XLPE LT cable of size 70 sqmm to 150 sqmm complete all as specified and directed.

S&F cable End termination joint suitable for 1100 volt grade LT cable, outdoor type terminal, heat shrinkable type joint complete with all jointing material and accessories suitable for 3.5/4 core XLPE LT cable of size 185 sqmm to 300 sqmm complete all as specified and directed.

M&L for straight through LT joint kit suitable for LT cable, 1100 volt, heat shrinkable type joint complete with all jointing material and accessories suitable for 3.5 core cable of size 70 sqmm to 150 sq mm complete all as specified and directed.

M&L for straight through LT joint kit suitable for LT cable, 1100 volt, heat shrinkable type joint complete with all jointing material and accessories suitable for 3.5 core cable of size 185 sqmm to 240 sqmm complete all as specified and directed.

M&L for Earthing complete with galvanised steel earth plate electrode 60 cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5 m below normal ground level, connecting to the Galvanised iron earth wire 4.0mm dia by means of bolts, nuts, check nuts and washers of galvanised iron and earth wire protected by provision of GI medium grade pipe 15mm bore including provision of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone agregates with 40mm thick cover of RCC (1:2:4) type B-1 including reinforcement and one handle of 6mm dia MS bar made to shape, GI light grade 20mm bore pipe for watering, perforated at bottom, 1.75 m long placed on top edge of earth plate, charcoal and common salt filled 150 mm thick all around the earth plate with fixing arrangement, funnel wire mesh and earth work in any type of soil returning filling in and removal of surplus soil to a distance not exceeding 50 m all as per electical plate No 3 of SSR-2009 Part-I and connecting to earth test point all as specified or indicated including testing on completion.

M&L for Earthing complete with galvanised steel earth plate electrode 60 cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5m below normal ground level, connecting to the Galvanised iron earth strip 32x6mm size by means of bolls, nuts, check nuts and washers of galvanised iron and earth wire protected by provision of GI medium grade pipe 40mm bore including provision of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone agregates with 40mm thick cover of RCC (1:2:4) type B-1 including reinforcement and one handle of 6mm dia MS bar made to shape, GI light grade 20mm bore pipe for watering , perforated at bottom, 1.75 m long placed on top edge of earth plate, charcoal and common salt filled 150 mm thick all around the earth plate with fixing arrangement, funnel wire mesh and earth work in any type of soil returning filling in and removal of surplus soil to a distance not exceeding 50 m all as per electical plate No 3 of SSR-2009 Part-I and connecting to earth test point all as specified or indicated including testing on completion.

S&F fabricated junction box, out door type comprising of enclosure made out of 3 mm thick CRCA sheet of size 300mmx300mmx200mm powder coated, front openning, with locking arrangement alongwith 4 Nos of aluminium busbar of 200 amps 1100 volt grade , busbar duly fixed and including post insulators with provision of 02 Nos cable gland holes suitable for 01 incoming/ 01 outgoing cable and providing with rubber bushing and 01 No MCB SP 6 Amp with provision of earthing connection nuts, bolts including clamp testing complete all as specified and directed

S&F submain wiring of three run 1.5sqmm FRLSH wire PVC insulated copper conductor, single core cable in non metallic PVC conduit as per colour coding on pole/surface as required complete all as specified and directed.

Restretching of existing loose OH, LT/HT ACSR conductor wire including GI wire along the span of poles for sagging within the permissible limit, including binding/rebinding/joining with Aluminium winding wire in case of breakage of conductor, size of winding wire shall not be less than 2 sqmm complete all as specified and directed. Note : (i) Nothing extra is admissible on account of jointing material and labour in case the conductor breaks during stretching.

M & L for trimming /cutting tree branches with clearing space upto 2 meter from the over head conductor system all around for LT/HT distribution system complete all as specified and directed. Note : Contractor shall take electric shutdown before starting the work from main station and start line after triming of tree and informed to the JE/Engineer-In-Charge.

M&L for reshifting of LT pole from one location to another along with removing from ground, dismantling of PCC and transportation from one side to another complete all as specified and directed. Note: Eartwork and PCC will be measured and paid separately.

S&F in repair LED street light fittings of 60 Watt in aluminium PDC housing, toughened glass cover, individual LED with secondary optics, covered with IP66 protection with inbuilt surge protection of minimum 10 kV,suitable to fix in 40mm GI bracket complete all as specified and directed.

Supply, install, testing and commissioning outdoor type LT panel of suitable size , CPRI approved factory made totally enclosed dust and vermin proof , double leaf shutter in front and single leaf shutter in rear side made of 3.15 mm thick CRCA sheet, angle frame size 50x50x6mm and minimum staging height not less than 0.5m duly fabricated and having proper locking arrangement in both front and rear door painted with powder coated paint and aluminium bus bar 300 amps suitable for 415 volts, 50 Hz , 3 phase 4 wire system and comprising with and including following accesories and mounted on PCC platform all around the panel board complete with the following items:- Incoming :- (a) MCCB, 4 Pole, 315A, 415 V, 35 kA.- 01 No. (b) Phase indicator lamps (RYB) -set of 3 (c) Aluminium bus bar 4 strip of 300 Amps (d) Internal connection by aluminium strip from mcb/mccb to busbar and busbar to mccb/mcb etc Outgoing :- (a) MCCB, 4 Pole, 160 A, 415 V, 25 kA - 01 Nos. (b) MCCB, 4 Pole, 125 A, 415 V, 25 kA - 03 Nos.

Supply, install, testing and commissioning outdoor type LT panel/feeder panel of size 0.6mx0.6mx0.45m , CPRI approved factory made totally enclosed dust and vermin proof , double leaf shutter in front and single leaf shutter in rear side made of 3.15 mm thick CRCA sheet, angle frame size 50x50x6mm and minimum staging height not less than 0.5m duly fabricated and having proper locking arrangement in both front and rear door painted with powder coated paint and aluminium bus bar 300 amps suitable for 415 volts, 50 Hz , 3 phase 4 wire system and comprising with and including following accesories and mounted on PCC platform all around the panel board complete with the following items:- Incoming :- (a) MCCB, 4 Pole, 250A, 415 V, 25 kA.- 01 Nos. (b) Aluminium bus bar 4 strip of 300 amps (c) Internal connection by aluminium strip from MCB/MCCB to busbar and busbar to MCCB/MCB, etc

M&L for cable route marker plate of CI round shaped 100mm dia for LT/HT cable mount on M.S angle 25x25x3mm angle with length of 1000mm fixed with PCC of size 300 x 300 x 300mm 1:3:6 type C-1, including earthwork complete all as specified and directed.

S&F Euroload onload change over switch 4 pole I-0-II of 160A with SS enclosure complete all as specified and directed. Make: Legrand/Havells/L&T/ABB

S&F MCCB 200Amp, 4 pole, Adjustable thermal and fixed magnetic type with all connected accessories complete all as specified and directed. Make: Legrand/Havells/L&T/ABB

MCCB Thermal Magnetic release conforms to IS/IEC 60947-2 Ics 100% Icu ETM with in- built Earth fault protection adjustable overload 80-100% Fixed short circuit 10 Ir, rated current 250Amp in Frame 2, 4 Pole breaking capacity Icu at 415 volt AC , 25 KA. Make: Legrand/Havells/L&T/ABB

S&F VTPN (Vertical Three Pole and Neutral) Distribution Board with provision of WiNbreak MCCB as incommer 100A DD04 way, IP 43, ISI marked complete all as specified and directed. Make: Legrand/Havells/L&T/ABB

S&F MCCB Thermal Magnetic release conforms to IS/IEC 60947-2 Ics 100% Icu ETM with in- built Earth fault protection adjustable overload 80-100% Fixed short circuit 10 Ir, rated current 63-100Amp in Frame 1, 4 Pole breaking capacity Icu at 415 volt AC , 25 KA including fixing to the existing panel board matching with the existing slots, including any alteration required and with extention links properly connected to the bus bar complete all as directed. Make: Legrand/Havells/L&T/ABB

M&L Steel Tubular swaged pole complete with cast iron base plate, final taper, bolts, nuts and screws, etc as specified for type 410-SP-31 (9.00 m long) including painting with two coats of aluminium paint over one coat of red oxide primer, duly drilled hole 6 Nos at top portion of pole for fixing and including D clamp insulators complete all as specified and directed.

M&L for Aluminium painting with one coat on 9.00 m LT pole and one coat of synthetic enamel paint upto 1.0 m above from the ground level with black and yellow colour alternative 25cm interval including numbering of pole with white colour on black background complete all as specified and directed.

Schedule of Credit

M/S AKC ENTERPRISE (BID ID -3300191)

M/S DIL SINGH BISWA AND CO (BID ID -3300903)

Lyngdohs Construction Company and Associates (BID ID -3300578)

M/S C.M.V CONSTRUCTIONS (BID ID -3300655)

MAHINDER ELECTRICALS (BID ID -3299686)

M/s M.L Consortium (BID ID -3299226)

M/S D.R enterprise (BID ID -3300590)

M/s Jaiswal and Co (BID ID -3300574)

M/s A L Traders (BID ID -3299655)