SE/TNC/KOTA/2026/NIT 27

Details Survey as per tenrative route Which includes the following majar activities- Pegging of line route, providing of servey pillar at an interval of 3-4 Km in the line route with required jungle clearance for survey, Profile preparation of approved route on graph sheet and marking of offset on eighter side of line, marking of side clearance for hills, sand dunes etc. as per specification and tower scheduling.

Check survey as per approved route of line which includes - Rechecking of the line route as per approved profil. Chainage tower centre marking, pit marking bisection of angle tower as requrred at site.

Excavation:- Excavation excluding back filling, including shoring, shuttering, dewatering, etc. upto the required depth as per foundation specification / drawings. Any soil,soft rock other than hard rock

Excavation:- Excavation excluding back filling, including shoring, shuttering, dewatering, etc. upto the required depth as per foundation specification / drawings. Hard rock(with blasting subject to permission or without blasting)

Setting of template & stub/ anchor bolt & removal after concreting, excluding cost of excavation and concreting but including back filling with excavated/ borrowed earth (with lead & lift) in layers with ramming and watering as per specification. Tower including extension upto 9 Metters

Concreting:- Providing and laying cement concrete for all types of foundation as per latest ISS:456 including cement, sand, stone aggregate 20mm nominal size,water etc., preparing surfaces, shuttering, mixing, placing, ramming, curing, finishing as per specification and drawings. (ii) 1:3:6 Mix

Concreting:- Providing and laying cement concrete for all types of foundation as per latest ISS:456 including cement, sand, stone aggregate 20mm nominal size,water etc., preparing surfaces, shuttering, mixing, placing, ramming, curing, finishing as per specification and drawings. (iv) 1:1:5:3 Mix

Cutting, bending, welding of joints if required,fixing and placing of steel reinforcement as per specification and Drawings including material

B) Earthing of towers legs with counterpoise type earthings excluding supply of materials but including excavation and backfilling in all tYQesof soil.i)each set by laying 4 wires each 15m long at a depth of600mm

Erection of Towers: Erection of supper structure including D shackles, ACD,Hangers, U-Bolts, Step Bolts, Danger Plate, Phase Plate, Number Plate etc. Also including tack welding of bolts & nuts upto bottom cross arm / beam level including application of Zinc Rich Paint. (i) Erection of towers (With extensions upto 9 Meters)