Shifting of 4 Nos.of existing 33 KV XLPE UG cable feeder inside Taramani TNEB 400 KV premises ( Route length 4x170 m )

Amount

Earth work excavation in all soils only ( no tar / PCC / RCC removal ) including slush and silt under water requiring the aid of basket and vessels and forming cable trench and cable duct including cost of signal boards, danger lights, indication arrangements wherever necessary and providing shoring and strutting arrangements wherever necessary all labour, lead, lift, tools and plants etc., complete.The excavated earth should be placed in one side of trench preferably on foot path side , not to obstruct free flow of traffic. Using Labour to a breadth of 60cm and a depth of 135 cm

Dismantling the brickwork, PCC , RCC inside the cable trench and cable duct wherever occur of any thickness and clearing the trench/duct free from debris and without cable laying work including lead, lift, labour, tools & plants etc., complete as per direction of Engineer in charge.

Dismantling BW in CM

Dismantling PCC

Dismantling RCC

Providing M.S.barricade, 1.5m height using M.S.sheet 4mm thick, M.S.angle 50x50x8mm, Base channel 100x50 including cost of all materials, lead, lift, labour and erection, shifting to a new location after completing the works, Tools & Plants etc., complete.

Transporting of 33kv cable drums including cost of loading at stores,unloading of 33 KV cable drums each weighingapproximately 7T in lorries using truck mounted crane for both loading and unloading including cost of labour required, etc.,(3 drums at a time)

Laying of 1x630 sq.mm 33KV XLPE UG cable by means of winch over rollers provided by contractor. The rate includes the cost of pulling the steel wire rope from winch side to drum side providing labour as required at site for tying the cable in trefoil formation with nylon rope/etc., complete.

Refilling with filling sand in layers well consolidated asper std. specification including cost of all materials,labour,lead, lift etc.complete.

Supply and laying RCC cover slab (60cmx50cmx5cm) including cost of slab, stencilling and laying carefully as directed by the Engineer including cost of all materials,labour, leads, lifts, etc., complete.

Refilling with excavated earth in layers and well consolidated as per std. specification including cost of all materials,labour,lead lift etc.,complete.

Transporting and clearing the excess excavated earth and debris then and there immediately to avoid any hinderence to the normal flow of traffic and public beyond a distance of 5km from the work spot as per the direction of Engineer - in - charge including loading and unloading etc., complete.

Transporting of 33 KV empty drums loading at site, and devolution of empty 33KV steel cable drum each weighing 1 to 1.5T from various work site (2drums at a time) and balance cables if any to departmental stores

Providing watch and ward (unskilled) at site as instructed by the Engineer in charge at site.

Bailing out water from cable trench and duct while excavating and also while laying cable using 5HP diesel pump including cost of fuel, operator etc., complete.

Providing 18 gauge alumininum strip with Nylon tie at 10m intervals for engraving voltage level, size of the cable, name of the feeder including cost of all materials, labour charges, transportation charges, etc., complete. (Every 10m intervals)

Supplying, fabricating and fixing in position of MS "I" section and MS channel framd and MS base plate with GI bolt & nuts with necessary welding, grinding at various levels as per approved drawing including cost of steel, bolt & nuts, and other required materials, labour charges, transportation and fixing, taking grooves in BM/RCC, packing the pockets with CC and painting with one coat metal primer etc., complete.

Removing RCC cover slab over the RCC duct wherever necessary for placing the cables, stacking safely for re-use and refixing in position after laying the cables in the existing RCC duct including cost of all labour, lead, lift, etc., complete.

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