Drivage of 02 nos. underground stone drift and 02 Nos. of strata bunkers at 5L West to establish evacuation system for Shivpur Block of Churcha Mine (RO).

Amount

Discription of Work (Part - A, Sl. No. 1 to 3), (Part - B, Sl. No. 4 to 8), (Part - C, Sl. No. 9),

Drivage of 02 Nos. Inclines stone drift one for belt installation at a gradient of about 1 IN 5 along 5L West gallery in between 77dip and 76dip to 72dip (123.79m length) and another one for ventilation purpose at a gradient of about 1 IN 2.0 from 4L to SL top of bunker (37.44m length), including work of drilling, blasting, supporting, dressing of exposed surface of roof sides/bottom, water bailing if required, mucking, loading in to tub, transporting of debries by haulage or manual and disposal of muck/debries with all lead and lifts up to a distance of 500m in any direction from work site at a suitable place (s) as directed by the SECL Management. (i) Support Pattern : 1.20m x 1.20m grid, It may be changed as and when required basis. (ii) Temporary support if any required will be provided by management on surface store, transportation and errection will be done by contractor. (iii) Haulage and track lines will be provided by management to contractor on surface store, transportation, installation and operation will be done by contractor. (iv) The materials as roof bolts, bearing plate, W-strap, Resin capsule will be provided by management to contractor at within 500m of distance from work site.

Drivage of 02 Nos. of vertical strata bunker in stone at 5L West gallery between 73dip and 72dip including work of drilling, blasting, supporting, dressing of exposed surface of roof /sides/bottom, water bailing if required, mucking, loading in to tub, transporting by haulage or manual and disposal of muck/debries with all lead and lifts Jup to a diatance of 500m from work site at a suitable place(s) as directed by the SECL Management. (i) Support Pattern : 1.20m x 1.20m grid, It may be changed as and when required basis. (ii) Temporary support if any required will be provided by management on surface store, transportation and errection will be done by contractor. '(iii) Haulage and track lines will be provided by management to contractor on surface store, transportation, installation and operation will be done by contractor. (iv) The materials as roof bolts, bearing plate, W-strap, Resin capsule will be provided by management to contractor at within 500m of distance from work site.

BOCW Cess 1% of (Sum of sl. no. 1&2) (Statutory)

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. Hard rock (blasting prohibited)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources: 6 graded stone aggregate 40 mm nominal size derived from natural sources).

Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Cold twisted bars

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement: 1.5 coarse sand (zone-III)derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Total impact of GST for the purpose of CTC

M/s. SinghandSons