REPAIR/REPLACEMENT OF LT SWITCH GEAR AND ALLIED WKS AT ELECTRICAL SUB STATION AT MIL STN DHANA.

Amount

Excavation in trenches in any type soil not exceeding 1.5 m wide and not exceeding 1.5 m in depth (for cable, pole, stay etc) and getting out complete all as specified and directed.

Excavation in trenches in any type soil exceeding 1.5 m wide but not exceeding 3.0 m in depth (for pole etc) & getting out complete all as specified and directed.

Returning filling in including spreading, leveling, watering and well ramming in layer not exc 25 cm complete all as specified and directed.

Removing excavated material not exc 50 mtr and depositing where directed at a level not exc. 1.5 m above the starting point complete all as specified and directed.

Material & Labour for providing dry river sand as in sand in trenches, ducts, transformer yard etc for cable cushioning complete all as specified and as directed. Note : Depth after punning shall be measured and paid.

Material & Labour for plain cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate in foundation of PCC poles/struts complete all as specified and directed.

Material & Labour for plain cement concrete 1:3:6 type C-2 using 40mm graded stone aggregate in foundation of pole/stay assembly etc including necessary form work, complete all as specified and directed.

Material & Labour for plain cement concrete 1:2:4 type B-1 using 20mm graded stone aggregate for pedestal/coping around poles, including necessary form work, finishing even and smooth without using extra cement, complete all as specified and directed.

Taking out sub class burnt bricks from the trenches and stacking at site serviceable /unserviceable bricks for reuse complete all as specified and directed.

Supply and laying sub class old 'B' burnt bricks, size of brick 230x115x75mm, laid as cable protection cover complete all as specified and directed.

Laying only sub class brunt bricks as cable protection cover complete all as specified and directed.

Supply & Fix in repair MCCB 4 pole 50 KA 400 A suitable for Adjustable type setting complete including replacement of existing U/S switchgear complete after disconnecting the incoming and outgoing cables making necessary modification to fix MCCB as outgoing including connections from bus bars to MCCBs with suitable bus bars of aluminium section duly bend/drilled reconnecting the removed cable etc and making provision to operate the MCCB from outside the door an necessary repairs to the door etc complete all as specified and directed.

All same as item No.12 above but for MCCB 4 pole 36 KA 250 A suitable for Adjustable type TM Range setting complete all as specified and directed.

All same as item No.12 above but for MCCB 4 pole 36 KA 200 A suitable for Adjustable type setting complete all as specified and directed.

All same as item No.12 above but for MCCB 4 pole 25 KA 160 A suitable for Adjustable type setting complete all as specified and directed.

All same as item No.12 above but for MCCB 4 pole 25 KA 125 A suitable for Adjustable type setting complete all as specified and directed.

All same as item No.12 above but for MCCB 4 pole 25 KA 63/100 A suitable for Adjustable type setting complete all as specified and directed.

Supply & Fix in replacement MCB SP, 240 volt, 5 to 32 Amps, complete all as specified and directed.

Supply & Fix in replacement MCB TPN, 415 volt, up to 63 Amps complete all as specified and directed.

Supply and fix in repair digital volt meter range up to 500 Volt, complete all as specified and directed.

Supply and fix in repair digital Amp meter range up to 300 Amp, complete all as specified and directed.

Supply and fix in repair led lamp indicator RYB complete all as specified and directed.

Removing the existing burnt out UG cable termination of 3 1/2 core 185 Sqmm to 240 Sqmm cable, cutting and removing the burnt out portion and preparing the cable termination and connecting up the cable after crimping 4 Nos of suitable aluminium lugs etc complete all as specified and directed.

All as per item No.23 above but for cable of 3 1/2 core 70 Sqmm to 150 Sqmm.

All as per item No.23 above but for cable of 3 1/2 core 35 Sqmm to 70 Sqmm.

All as per item No.23 above but for cable of 4 core 16 Sqmm to 25 Sqmm.

Dismantling the existing unserviceable cable gland, M & L for fixing new cable gland brass chromium plated suitable for the following sizes of cables. (a) 3.5 core 240/185 Sqmm

(b) 3.5 core 120/95 Sqmm

(c) 3.5 core 70/50 Sqmm

(d) 3.5/4 core 35/25/16 Sqmm

Supply and fix anti climbing device spikes type fabricated out of MS bars round square and flat including nuts bolts washers and welding into two halves made to shape to suit to the cross section of the pole after removing the U/S all as directed

Supplying, fabricating & fixing in repair, structural mild steel channel, angle, iron, flat iron and brackets etc for fabrications of cross arms, bracings, supports, D-clamps, stiffeners, eye hooks, bolts, pole clamps and back plates including nuts, bolts and washers, welding banding cold , or hot drilling holes for insulators bolts in any shape or size as indicated or directed and inclusive of one red oxide primer coat, one under coat and one finishing coat of aluminium paint complete all as specified and directed.

Repairs to the existing earthing complete by replacing the US G.I strip bolt, nut check nut and washer, earthing test point all as specified including testing on completion including making PCC chambers, RCC cover, GI funnel for watering, GI funnel, earth strip protection pipe, including 10 kgs of salt and watering, testing of earth result by megger and submitting the report. etc all as specified and as directed including writing and painting of earthing details Note:- (i) Required excavation and all materials, demolition etc is inclusive, (ii). Required earth strip and protection pipe will be measured an paid separately

Supply & Fix in repair GI strip 32 x 6 mm as earth continuity conductor or main earthing lead buried in ground or drawn through pipes or fixed to wall or poles or any other situation for loop earthing after removing the U/S etc as required complete all as specified and directed.

Supply & Fix in repair GI strip 25 x 4 mm as earth continuity conductor or main earthing lead buried in ground or drawn through pipes or fixed to wall or poles or any other situation for loop earthing etc after removing the U/S as required complete all as specified and directed.

Supply & Fix in repair GI strip 25 x 3 mm as earth continuity conductor or main earthing lead buried in ground or drawn through pipes or fixed to wall or poles or any other situation for loop earthing etc after removing the U/S as required complete all as specified and directed.

Material & Labour for earth marking plate made out of mild steel plate 3 mm thick of size 200mm x100 mm fixed on angle iron 25x25x 6 mm 400mm long grounded in PCC 1:3:6 type C1 near earth pit and steel surfaces shall be treated with two coats of synthetic enamel paint over a coat of red oxide primer including necessary marking earth No. Equipment connected Tested on date results in ohms etc all as directed by Engr - in - charge.

Danger notice plate of 1.6mm thick mild sheet steel vitreous enameled white with letters figures and conventional skull and in bones in signal red colour and fixed with MS clamps bolts and nuts of approved size for HT 25X20cm size complete all as specified and directed.

Cutting existing road / foot path bituminous macadam and PCC on foot path for laying protection pipe for cable and making good the disturbed surfaces of road/ foot path to match with the existing surface all as required , specified, and directed at site by Enge-in-charge. Note:- PCC wil be measured and paid seperately

Material & Labour for PCC 1:2:4 type B1 with 20mm graded stone aggregate for making good the disturbed hard standing complete all as specified and directed.

Supply and spread stone aggregate 45mm size for transformer yard/ HT 2 pole/4 pole structure after preparing the surrounding by brick work and removing the vegetation and making brick work and necessary surface excavation and spreading of layer of sand complete all as specified and as directed. Note:- (i) Earth work and brick work will be included in quoted rate. (ii) sand will be measured and paid separately

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for3 core XLPE armoured Al conductor cable of size 50/95sqmm complete all as specified and directed.

Supply and fix cable jointing kit for 11 KV grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for3 core XLPE armoured Al conductor cable of size 120sqmm/185 Sqmm complete all as specified and directed.

Material & Labour for preparation of old painted for 4 pole structure (outer exposed surface) of electric steel tubular poles/PCC over all dimension 8.5/9.0/11meters long, painting starts from 1.8 mtr above ground level including MS channel / angle iron and GI bracket/clamps with bolts, nuts of street light fitting and applying one coat of aluminium paint including writing pole No with black colur of existing size letters complete all as specified and as directed.

Material & Labour for preparation of old painted for 2 pole structure (outer exposed surface) of electric steel tubular poles/PCC poles of any size and apply three layers of yellow paint and three layer of black paint at the interval of 30cm each upto the total height of 1.8 mtr with synthetic enameled paint complete all as specified and directed.

Material & Labour in repairs for earthing complete with galvanized steel earth plate electrode of 60 cm x 60 cm x 6mm thick buried directly in ground [earth pit not less than 2.25 metre deep below normal ground level] with top edge of the plate not less than 1.5 m below normal ground level, connected to galvanized earth strip of 25x4mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No. 3 of MES SSR Part I connected to earth test point using earth strip of 25x4mm as earth lead all as specified and testing on completion including provision of earth lead protected by 40 mm dia light grade GI pipe & watering pipe shall be 20 mm bore medium grade GI pipe including all excavation and earth work in any type of soil, PCC pit with RCC cover, char coal, salt, funnel etc complete. Note : Rate quoted by renderers shall be deemed to include for following provisions;-[i]. Excavation & earth work in any type of soil including removing of surplus material upto 50 M.[ii]. PCC 1:3:6 type C1 using 20mm graded stone aggregate in pit & 40mm thick precast RCC 1:2:4 type B1 cover 50x50 cm with 8mm TMT bars @ 10 cm C/C both ways with handles.[iii]. Main earthing lead from earth electrode to test point upto 7.5 mtr.[iv]. Funnel with watering pipe [GI pipe] 20mm bore [ISI marked] medium grade & copper lugs, charcoal & salt as reqd.[v]. GI protection pipe of size 40 mm bore light grade 7.5m.

Material & Labour for stay assembly complete with accessories as shown in electrical plate No. 1, complete with galvanised stay strand of size 7/3.5mm with vitreous porcelain loop type insulator, white, brown or green with over all dimension 65x90 mm, clearance of hole16 mm, stay clamps made out of FI 50mmx 6 mm complete with nut, bolts and washer of galvanised iron including excavation & earthwork in any type of soil and concrete work in PCC (1:3:6) type C-2 using 40mm graded stone aggregate (Pit size 800x600x1200mm) complete all as specified and directed and including taking down old stay assembly.

Dismantling old unserviceable Steel poles/struts, any size complete all as specified and directed.

Material & Labour for steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts and screws, type 410 SP-31 (09 Mtr long) including two coats of bituminous paint internally and externally for the portion embedded in concrete and two coats of aluminium paint over one coat of red oxide primer to external/exposed surfaces complete all as specified and directed. Note:- Excavation/PCC will be measured and paid separately under relevant items

Material & Labour for steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts and screws, type 410 SP-55 (11 Mtr long) including two coats of bituminous paint internally and externally for the portion embedded in concrete and two coats of aluminium paint over one coat of red oxide primer to external/exposed surfaces complete all as specified and directed. Note:- Excavation/PCC will be measured and paid separately under relevant items

Servicing of drop out fuse by replacing the unserviceable male and female contacts, connectors, replacing unserviceable nuts, bolts, washers, greasing, align properly insitu complete all as specified and directed. Note: spares will be measured and paid separately

Supply & Fix top contact for DO fuse complete all as specified and directed.

Supply & Fix bottom contact for DO fuse complete all as specified and directed.

Supply & Fix contact/fix contact jaw for GOS complete all as specified and directed.

Supply & Fix Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp after removing the existing unserviceable including making necessary electrical connections complete all as specified and directed.

Supply & Fix in repair, GI pipe 80mm bore, light grade, laid below road / fixed along the poles / walls with necessary clamping, etc complete all as per specified and directed.

Supply & Fix in repair, GI pipe, 50mm bore, light grade, laid below road/fixed along the poles / walls with necessary clamping, etc complete all as per specified and directed.

Supply & Fix in repair, GI pipe, 40mm bore, light grade, laid below road/fixed along the poles / walls with necessary clamping, etc complete all as per specified and directed.

Supplying & laying, XLPE insulated PVC inner sheathed, 10 Sqmm, 2 core, armoured with galvanised steel strip or wire heavy duty underground cable with aluminium multi stranded conductor, 1100 volt grade, laid in trenches/duct, passing through pipe/duct or fixed on pole and connecting and testing complete including taking down old unserviceable cable complete all as specified and directed.

All as per item No 59 above but cable of size 10 sqmm 4 core

All as per item No 59 above but cable of size 16 sqmm 2 core

All as per item No 59 above but cable of size 16 sqmm 4 core

Supply & Fix GI wire 4 mm (8 SWG) dia for continuous earth wire on poles longitudinal/cross braces of cradle, pole guarding etc incl taking down old unserviceable GI wire complete all as specified and directed.

Material & Labour for preparation of old painted for chain link/Barbed wire fencing/gate/angle iron/PCC post of substation (outer exposed surface) painting starts from above ground level including MS channel / angle iron and GI bracket/clamps with bolts, nuts and applying two coat of aluminium paint / snowcem including writing substation details with black colour of existing size letters complete all as specified and as directed.

Removing the unserviceable bus connections, jumpers etc from the structure supply and fix bus bars/jumpers by 8mm thick bare aluminium conductor duly sleeve colour coding with Red/yellow/Blue and fixing for making rigid connections for HT 11 KV distribution with necessary nuts bolts clamps complete all as directed and as specified

PVC LT line separators 2/3 way, complete all as specified and directed by Engr-in-Charge.

NOTE :- SCHEDULE OF CREDIT (Amount shall be deducted offline from the total quoted amount to workout the net contract sum to be considered for acceptance.) [(-) Rs 26253.00 /- ]

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