REPAIR AND MAINTENANCE OF LT UNDERGROUND CABLES, LT PANELS, FEEDER PILLAR BOXES INCLUDING CONNECTED WORKS IN OTM AND RESIDENTIAL CAMPUS OF IMA DEHRADUN

Excavation in trenches n. exc. 1.5 mtr wide and n. exc. 1.5 mtr in depth in any type of soil for laying cable/ taking out under ground cable, GI pipes and bricks laid under cable and getting out in any type of soil complete all as directed.

Returning, filling in trenches including spreading, leveling, watering and well ramming in layers n. exc. 25 cm thick in any type of soil after cables/pipes are laid and tested complete all as directed.

Removing the excavated soil to a distance n. exc. 50 mtr and depositing where directed at a level not exc. 1.5 mtr above the starting point complete all as directed.

Material and labour for sand cushioning to under ground cables 8 cm thick before laying the cable and 15 cm, thick after laying, stretching and testing the cable complete all as directed. Note: Punned thickness of sand shall be measurement and paid.

Material and labour for un-reinforced precast concrete cable cover LV type I, flat size 250 mm X 150 mm X 40 mm as protection to underground cable laid dry and flat adjoining each other complete all as directed. Make as approved by GE in writing.

Material and Labour for PCC 1:2:4 type B-1 (using 20 mm graded crushed stone aggregate) as in coping of poles/stays including form work and dismantling of existing PCC complete all as directed.

Material and Labour for cement concrete 1:4:8 type D2 ( using 40 mm graded stone aggregate) for foundation of pole/stay including form work and dismantling of existing PCC complete all as directed.

S&F double wall corrugated high density polymer ethyl (HDPE) pipe for laying of electric cable of size 63 mm outer diameter and 51 mm inner diameter with IS 14930 (part 2):2001 laid in trenches, wall, floor, pole including bends, sockets and other connected accessories complete all as specified and directed.

Supply, laying, jointing and testing XLPE insulated, armoured heavy duty under ground electric cable with stranded aluminium conductor 1100 voltage grade including taking out/down old existing unserviceable cable all as directed of following sizes. Note: Excavation, sand cushioning and bricks cable cover shall be measured and paid separately under respective items of BOQ.

Size 25 sq mm, 4 core

Size 35 sq mm, 3.5 core

Size 50 sq mm, 3.5 core

Size 70 sq mm, 3.5 core

Size 95 sq mm, 3.5 core

Size 120 sq mm, 3.5 core

Size 150 sq mm, 3.5 core

Size 185 sq mm, 3.5 core

Size 240 sq mm, 3.5 core

Size 300 sq mm, 3.5 core

Size 400 sq mm, 3.5 core

Size 300 sq mm, single core

Material and labour for galvanised steel tube light grade ISI marked for protection of LT UG cable laid in trench/ under road/drain and floor including FI clamps, nuts, bolts, washers etc all as required at site fixed in repair complete all as directed.

40 mm bore dia

50 mm bore dia

80 mm bore dia

100 mm bore dia

Material and Labour for galvanised steel tubes light grade 40 mm bore for bracket of street/security light length 1.20RM including welding, bend to shape and fixed with two Nos GI Clamps Size 40x3mm thick including nuts and bolts of 10mm dia over washer complete all as directed.

Material and labour for straight through jointing kit heat shrinkable type suitable for 1.1 KV XLPE cable of size 25 to 50 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for straight through jointing kit heat shrinkable type suitable for 1.1 KV XLPE cable of size 70 to 120 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for straight through jointing kit heat shrinkable type suitable for 1.1 KV XLPE cable of size 150 to 185 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for straight through jointing kit heat shrinkable type suitable for 1.1 KV XLPE cable of size 240 to 300 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for cable end termination indoor/outdoor heat shrinkable type suitable for 1.1 KV XLPE cable of size 25 to 50 sq mm 3.5/4 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for cable end termination indoor/outdoor heat shrinkable type suitable for XLPE cable of size 70 to 120 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for cable end termination indoor/outdoor heat shrinkable type suitable for XLPE cable of size 150 to 185 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for cable end termination indoor/outdoor heat shrinkable type suitable for XLPE cable of size 240 to 300 sq mm 3.5 core fixed in repair complete all as directed. Make: M’ Seal, Raychem, Denson

Material and labour for painting of 9 meter long steel tubular pole complete with one coat of synthetic enamel aluminium paint and preparation of surface including marking of pole Nos with black paint complete all as directed.

Supply and fix in renewal of unserviceable MCCB 630 Amp 4 pole 50 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Supply and fix in renewal of unserviceable MCCB 400 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Supply and fix in renewal of unserviceable MCCB 350 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Supply and fix in renewal of unserviceable MCCB 250 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Supply and fix in renewal of unserviceable MCCB 200 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Supply and fix in renewal of unserviceable MCCB 160 Amp 4 pole 36 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Supply and fix in renewal of unserviceable MCCB 125 Amp 4 pole 16 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Supply and fix in renewal of unserviceable MCCB 100 Amp 4 pole 16 KA 415 volts, thermal magnetic release and adjustable overload setting complete all as directed.

Material and labour for graded coarse aggregate of 20 mm grade nominal size without any vegitation or chemical including levelling/spreading surrounding transformer, HT/LT 2/4 pole structure and LT/HT panel complete all as directed .

Material and labour for graded course aggregate of 40 mm graded nominal size without any vegitation or chemical including levelling/spreading surrounding transformer, HT/LT 2/4 pole structure and LT/HT panel complete all as directed .

Material and labour for painting of LT panel outdoor/indoor off sizes removing existing old paint with the help of sand/emery paper etc. Preparing surfaces externally including cleaning etc. Applying externally one coat synthetic enamel paint including cleaning and surface dressing upto 25 cm depth around 1 mtr of the panels complete all as directed.

Material and labour for painting of LT bus bar chamber off sizes removing existing old paint with the help of sand/emery paper etc. Preparing surfaces externally including cleaning etc. Applying externally one coat synthetic enamel paint including cleaning and surface dressing upto 25 cm depth around 1 mtr of the panels complete all as directed.

Supply and fix in renewal of unserviceable ACB 1250 Amp 4 pole, Ics=Icw= 50 KA manual drawout type with microprocessor release with overload short circuit, ground fault, neutral fault and intantenous protection (LSING) conforms to IEC 60947/iS13947 (Part 1 & 2 ACB shall have LCD display with battery back up of suitable capacity to diagnose the type of fault with stamping of time, date and minimum 10 Nos fault history complete all as specified and directed. PV & TC of ACB from authorised dealers is to be submitted by the contractor.

Supply and fix in renewal of aluminium lugs of size 50 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 70 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 95 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 120 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 150 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 185 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 240 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 300 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 400 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 500 sqmm complete all as specified and directed.

Supply and fix in renewal of aluminium lugs of size 630 sqmm complete all as specified and directed.

Material and labour in renewal of existing unserviceable danger notice board with pressed vitreous painted plate fabricated out out of 1.6 mm thick mild steel sheet vitreous enamelled white with letters figures and conventional skull and bones in signal red colour and fixed with MS clamp bolts and nuts of approved size LT 1.1 KV 20 X 15 cm size complete all as directed.

Material and labour for earthing with using copper plate 60 cm× 60 cm × 3.15 mm thick electrode thick buried directly in ground to a depth not less than 2.25 mtr deep below normal ground level with top edge of the earth plate not less than 1.5 mtr deep below normal ground level connected to 20×3mm copper strip as earthing lead by means of nuts, bolts and washers of steel after welding of GI strip to earth electrode to the full lenght of earth plate,40mm dia GI tubing light grade protection pipe upto test point, 20mm dia GI watering pipe with funnel and wire mesh, PCC pit 1:3:6 with pit cover of size 30X30cm made of RCC 1:3:6 with suitable handle,angle iron frame made of angle iron of size 40x40x4mm, adequate qty of charcoal dust and salt layers all around the earth plate, removal of surplus soil and returning filling in all as required at site including test point made out of steel plate of size 75x75x6mm fixed to wall all as specified in plate No 3 of SSR Part-I and directed. Testing of earthing is to be done by Engineer-in-Charge.

Supply, installation, commissioning and testing factory made LT panel board suitable for 3 phase, 4 wire, 440 Volts AC supply, outdoor cubical type, dust and vermin proof powder coated, made out of 3.15 mm thick CRCA sheet (not less than 1.2m x1m x .5m) with angle iron frame made out of MS angle 50 x 50 x 6 mm both side openable double door type with proper locking arrangements duly finished with using powder coated paint of approved colour over a coat of red oxide primer all over steel surfaces with 75 cm high angle iron legs welded on four corners of frame embedded in PCC 1:2:4 using 20 mm graded stone aggregate upto 30 cm foundation and proper glanding, lugs and nuts bolts etc for all cables and comprising of following accessories including disconnecting and taking down existing panel etc complete all as directed with sufficient working space with and including to accomodate the following accessories: - (a) Aluminium bus bar 600 Amps rating 3 phase 4 wire system. (b) Digital voltmeter 0-500 V - 01 Nos. (c) Digital ammeter 0-400 Amps with CTs – 01 Set. (d) LED type indicator 230 volts for RYB – 01 Set. (e) MCCB 415 volts, 4 pole 400 Amps with breaking capacity 36 KA-01 Nos (Incoming). Outgoing:- (a MCCB 415 volts, 4 pole 160 Amps with breaking capacity 36 KA – 02 Nos (b) MCCB 415 volts, 4 pole 100 Amps with breaking capacity 16 KA – 1 Nos (Location- AGR EW-25)

Supply, installation, commissioning and testing factory made LT panel board suitable for 3 phase, 4 wire, 440 Volts AC supply, outdoor cubical type, dust and vermin proof powder coated, made out of 3.15 mm thick CRCA sheet (not less than 1.2m x1m x .5m) with angle iron frame made out of MS angle 50 x 50 x 6 mm both side openable double door type with proper locking arrangements duly finished with using powder coated paint of approved colour over a coat of red oxide primer all over steel surfaces with 75 cm high angle iron legs welded on four corners of frame embedded in PCC 1:2:4 using 20 mm graded stone aggregate upto 30 cm foundation and proper glanding, lugs and nuts bolts etc for all cables and comprising of following accessories including disconnecting and taking down existing panel etc complete all as directed with sufficient working space with and including to accomodate the following accessories: - (a) Aluminium bus bar 600 Amps rating 3 phase 4 wire system. (b) Digital voltmeter 0-500 V - 01 Nos. (c) Digital ammeter 0-400 Amps with CTs – 01 Set. (d) LED type indicator 230 volts for RYB – 01 Set. (e) MCCB 415 volts, 4 pole 400 Amps with breaking capacity 36 KA-01 Nos (Incoming). Outgoing:- (a) MCCB 415 volts, 4 pole 160 Amps with breaking capacity 36 KA – 01 Nos (b) MCCB 415 volts, 4 pole 63 Amps with breaking capacity 16 KA – 04 Nos (Location- CR Camp near P-253) LT Panel(s) shall be procured from authorised dealer (s) of make as per approved list.

Supply, installation, commissioning and testing factory made LT panel board suitable for 3 phase, 4 wire, 440 Volts AC supply, outdoor cubical type, dust and vermin proof powder coated, made out of 3.15 mm thick CRCA sheet (not less than 1.2m x1m x .5m) with angle iron frame made out of MS angle 50 x 50 x 6 mm both side openable double door type with proper locking arrangements duly finished with using powder coated paint of approved colour over a coat of red oxide primer all over steel surfaces with 75 cm high angle iron legs welded on four corners of frame embedded in PCC 1:2:4 using 20 mm graded stone aggregate upto 30 cm foundation and proper glanding, lugs and nuts bolts etc for all cables and comprising of following accessories including disconnecting and taking down existing panel etc complete all as directed with sufficient working space with and including to accomodate the following accessories: - (a) Aluminium bus bar 600 Amps rating 3 phase 4 wire system. (b) Digital voltmeter 0-500 V - 01 Nos. (c) Digital ammeter 0-400 Amps with CTs – 01 Set. (d) LED type indicator 230 volts for RYB – 01 Set. (e) MCCB 415 volts, 4 pole 250 Amps with breaking capacity 36 KA-01 Nos (Incoming). Outgoing:- (a) MCCB 415 volts, 4 pole 63 Amps with breaking capacity 16 KA – 04 Nos (Location- Chetwood)

Supply and fixing LT cable root indicator of cast iron embedded in PCC 1:3:6 type C-2 (using 20 mm graded stone aggregate) of size 100x100x200 mm foundation upto ground level including necessary earth work in any type of soil complete all as specified and directed. Sample shall be approved by GE.

Material and Labour for steel tubular swaged pole 9 mtr long with MS base plate (450MMx 450MM x6MM) , finial taper plug, bolts, nuts and screws as specified type 410 SP 31, Strainght type / Swan Neck type as required , including painting with anti corrosive paint internally complete and externally complete with two coat of synthetic enamel aluminium paint over a coat of red oxide primer and preparation of surface including marking of pole Nos with black paint complete all as directed. (Note: Excavation/earth work and PCC will be measured and paid seperately.)

Material and labour for bus bar chamber, outdoor type, pedestal type of size 75 cm x 45 cm x 40 cm out door dust and vermin proof front opening made out of 3.15 mm thick MS sheet duly painted and consisting with aluminium bus bar 3 phase and neutral 4 Nos 300 Amp fixed on insulators and one MCCB FP 200 Amp, 25 KA rupturing capacity including necessary angle iron legs fixed in PCC 1:3:6 using 20 mm graded stone aggregate including danger plate etc complete all as directed.

Material and labour for bus bar chamber, outdoor type, pedestal type of size 75 cm x 45 cm x 40 cm out door dust and vermin proof front opening made out of 3.15 mm thick MS sheet duly painted and consisting with aluminium bus bar 3 phase and neutral 4 Nos 600 Amp fixed on insulators and one MCCB FP 400 Amp, 25 KA rupturing capacity including necessary angle iron legs fixed in PCC 1:3:6 using 20 mm graded stone aggregate including danger plate etc complete all as directed.

Material and labour for bus bar chamber, outdoor type, pedestal type of size 75 cm x 45 cm x 40 cm out door dust and vermin proof front opening made out of 3.15 mm thick CRCA sheet duly painted and consisting with aluminium bus bar 3 phase and neutral 4 Nos 400 Amp fixed on insulators and one MCCB FP 250 Amp, 25 KA rupturing capacity including necessary angle iron legs fixed in PCC 1:3:6 using 20 mm graded stone aggregate including danger plate etc complete all as directed. The rates are inclusive of necessary PCC work, earth work and angle iron legs, MCCB.

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