TRENCHLESS CROSSING BW PUDUKKOTTAI NORTHAMALAI RAILWAY STATION 458 700 800 FOR BIFURCATION OF EXISTING 22 KV AMMAYAPATTY FEEDER IN TO NEW PROPOSED 22 KV ATTANKUDY FEEDER BY HORIZONTAL DIRECTIONAL DRILLING METHOD WITH ERECTION OF TWO 22 KV STRUCTURE

Amount

Supply &Delivery of 300mm dia MS pipe 8mm thick inside lining and outside coating and antirust painting etc .complete and as directed by TANGEDCO officers.

Laying of 300mm MS pipe by Horizontal Dirctional Drilling Method. This includes construction of suitable size of driving pit, receiving pit and construction of RCC thrust wall/bed including earth work excavation in all type of soil including SDR, hard work and other civil works including shorting, strutting and shuttering complete and lowering, the following size of MS encasing pipe into driving pit by using contractor crane machineries and jointing MS pipe by lecetric welding laying the encasing pipe across the railway line/National Highways/State Highways road/Canal crossing etc., by Hoorizontal Directional Drilling method (Trenchless Technology method) upto receiving pit including cost of hire charges for machineries such as cranes, jacks, jacking

Supply and laying of 300mm dia PVC pipe for laying the cable inside the 250mm dia encasing pipe.

Refilling with excavated earth in layers and rammed & well consolidated properly in layers as per std. specification including all materials, lead, lift etc., complete.

Supply and Erection of RCC cable type route indication

Loading of (9.14mtr)30" poles RCC P&C / Meal Pole

Unloading of 9.14 m PSC / RCC / Metal poles

Loading of line materials (including staking except conductor drum and scrap material)

Unloading of line materials (including staking except conductor drum and scrap material)

Loading Stay plate

Transport of 11 KV HT cable from departmental stores to work spot by engaging private vehicle including recoiling, coiling and loading and unloading of both site. 33 KV 630 sq mm cable.

Trasnport any balance cable, Empty Drums and other materials if any by engaging private vehicles including recoiling, coiling and unloading at both sides from work spot to departmental stores( minimum 2 empty drums)

Trasnport of Line materials(Transport of line materials(minimum 1 MT / DT) ( minimum 1 No) metering set (minimum 1 No ) from sub stores to section pocket or to near then work spot at road side by using private vehicle other than bullock cart or vice versa excluding loading and unloading if Dept. vehicle not allowed) upto 30 Kms

Transport of line materials from section pocker store near work spot by using bullock cart or vice versa

Transport of 9.14 mtr and above poles including R.S.Joist and Rail poes upto 1.0 Km

Pit excavation for 30"(9.14m) RCC/all metal poles in ordinary soil including cleaning of site (each pit) 1.25 x 0.6 x 1.83 mtr by machine

Stay pit Excavaton in ordinary soil (0.95 x 0.6 x 1.2m) by machine

Erection of 30" (9.14m) RCC / Rail pole, RS) and Tubular pole by machine

Erection Stay set complete

Fixing of Double channel Xarm

Fixing of Cross bracing

Fixing of 11 KV Strain disc with hardware

Fixing of 22 KV Pin with Pin Insulator

Transformer structure earthing 10ft depth - 3 nos of pipe

Transformer structure poles mass concreting with coping (2 poles) 0.65 x 0.6 m x 1.85 m +0.65m x 0.6 x0.35 coping

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