Civil works for 2 NOS. 230 KV bay extension and Line swapping arrangements at Vellalaviduthi 400 KV SS for extension of for Extension of 230 KV supply to Thanjavur 230 KV SS and Thiruvaruar 230 kV SS from from Vellalaviduthi 400 KV SS

Amount

Schedule A (Civil and Erection works)

Schedule B (Supply of Materials)

Applicable GST Amount (Total GST Amount @18%)

Description of Work / Item(s)

Amount

Yard Works

Earthwork excavation in hard stiff clay, black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil inlcuding all cost of lead lift etc complete.

PCC 1:3:6 using 20mm HB Stone for foundation without form work including cost of cement all materials labour etc., complete.

Providing and laying plain cement concrete 1:4:8 using 40mm HBG metal including cost of all materials.labour lead lift curing hire charges for mixer machine etc complete

RCC 1:1.5 :3 using 12-20mm HB Stone for footing foundation with form work including cost of cement all materials labour etc., complete. but excluding cost of providing reinforcement

RCC 1:1.5:3,12 to 20mm metal for Pedestal with formwork including cost of all materials,labour,lead,lift etc complete. but excluding cost of providing reinforcement

Providing RCC 1:1.5:3 using 20mm to 12mm down graded HBG metal for pre cast cover slab including cost of all materials, labour lift, hire charges for mixer machine vibrator with form work but excluding cost of providing reinforcement

Supplying and fabricating and placing in position of MS / RTS steel reinforcement for RCC works including labour for cutting, bending, tying and fixing in position as per specification including cost of all materials, lead, lift, labour, cost of binding wire, etc., complete.

Supply,Fabrication and Assembling of MS template for fixing the foundation bolts for all voltage level towers for 400KV,230KV and 110 KV and respective equipment in position aligning, levelling with arrangements of hold the bolts as per drawing in the concrete pedestals including cost of materials,labour, transport ,lead,lift etc complete.

Supplying,Fabricating,galvanising of GI foundation bolts of various size with 2 Nos GI nuts with proper anchorage for all towers and equipments as per drawing including cost of materials,labour,lead lift etc.complete

Providing Pocket holes of size 150x150 with deep deep for breakers including material, labour with proper alignment,lead,lift etc complete.

Erection of structure parts including cutting , drilling holes , galvanizing as per IS 2629-1985 and IS 4759 -1966 with hot dip process as per Technical specification and bending as directed by the engineer in charge of the work including cost of all materials , galvanizing charges ,all labour ,lead and lift etc. complete.

Supplying , Fabricating and fixing the angles in position of 50x50x6 mm G.I. angles the including cost of labour , cost of steel and hot dip galvanising charges ,fabricating etc complete.

Labour charges for transporting from casting yard to curing tank,curing tank to cable duct , aligning and laying of RCC pre cast slab as directed by the site engineer including all labour lead lifts etc complete

Providing and laying in position of pvc pipes for draining water including earth work excavation laying pipe ,cost of pipe ,coupling ,elbow, bend transport charges lead lift etc complete

2nos of 160mm dia pvc pipes

3nos of 200mm dia pipes

Collection, supplying, stacking and spreading of gravel with compacted by power roller including cost of all materials lead lift labour etc complete as per the direction of site engineer.

Providing laying wet mix 1:1 ratio compacted thickness with grade metal using quarry dust mix with 40 mm metal for including cost and conveyance of all materials and stacking them at site to dept. gauge for pre measurment, labour for mixing and spreading metal and dust, hand packing to camber watering with all leads and compaction with 80-100 KN power rollar including hire charges for power roller etc, complete.

Providing expansion joint for road concrete as per specification in both direction using prevalid aspheltics film with 8 to 10 mm thick to full width and depth of 100mm thick including cost of cutting, cleaning of excess bitumen surface , all materials, labour , curing, all leads, and lifts, etc., complete.as per standard specification.

Providing concrete road with R.C.C 1:2:4,150 mm thick using 12 to 20 mm metal by using paving machinery with compaction including cost of materials leads and lifts etc.complete.

Refilling with the excavated earth other than sand including all labour charges lead, lift etc, complete.

Removal of surplus earth wherever necessary including transport up to 200 m away from the site, loading and unloading etc., complete

Plastering with C.M 1:3 12mm thick including cost of cement , all materials labor etc., complete.

Painting with best quality of exterior emulsion for plinths at SS including cost of paint all labor etc., complete.

Providing casing pipe line for laying cable to breaker plinths with 110 mm dia PVC pipe 6 kg/cm2 including all specials and cost of all material, lead, lift, etc., complete as per standard specification.

Supply and spreading of quarry dust inside the yard as per std. spec.including cost of materials ,labour lead,lift etc

Supply and spreading of 20mm of HB stone inside the yard as per std. spec.including cost of materials ,labour lead,lift etc

Dismantling the existing PCC and removing them away as directed by the department engineer in charges including cost of labour ,lead, lift ,scaffloding charges etc comple

Labour charges for Dismantling and Devolution of 14 units of Single tension 120 KN insulators with all allied hardwares , including all labour charcges lead and lift etc. complete.

Labour charges for Dismantling and Devoluted to store of 3 Nos of Zebra conductor including cost of all labour charges , transport charges, loading unloading lead and lift etc complete.

Labour charges for Hoisting of 13 units of suspension 90 KN insulators with all allied hardwares , including all labour charcges lead and lift etc. complete.( Without PA Rod)

Labour charges for Hoisting of 14 units of single tension 120 KN insulators with all allied hardwares , including all labour charcges lead and lift etc. complete.

Stringing of 3 Nos of Zebra conductor jointing,rough sagging, tensioning, clipping, providing vibration dambers for tension locations including giving jumber connection for power conductor including transport charges, loading unloading lead lift etc complete.

Description of Work / Item(s)

Amount

Yard works

ACSR Zebra Conductor

90 KN ordinary disc insulators

120 KN ordinary Disc insulators

Supply of Hardware fittings as per IS and technical specification including transport charge etc complete.

Single Suspension fitting for Zebra

Single Tension fitting for Zebra

SB damber for Zebra

Supply of GI angles for towers and structurs for voltage level of 230 KV as per approved drawing , BOM and as per the approved specificaion .

Supply of GI Bolt and nuts with washers for erection of towers and structurs for various voltage level as per approved drawing , BOM and as per the approved specificaion .

K.S.MANJU (BID ID -1279274)

K.S.MANJU (BID ID -1279274)

SAKTHIVEL (BID ID -1277784)