MINE DEVELOPMENT OF NORTH SECTION OF MALANJKHAND COPPER MINE, MADHYA PRADESH, INDIA

Amount

Excavation of drives/cross cut of size 5.5m wide x 4.0m high at various levels including drilling, blasting, muck removal, dewatering to any extent and disposal at surface within a distance of 2.5 km radius from portal/shaft top, ventilation, scaling down of loose rocks, RCC M 20 nominal drain of 300 mm x 300 mm (width x depth) for full length of drive, water line (2" GI] with 1 inch audco plug valve at an interval of 200m distance, hanger above 3.0 m height to avoid any accidental damage for laying pipes and cables opposite to cross-cut, light fittings of LED bulb of suitable wattage to ensure minimum lux as per the statute at every 6 m interval and manholes as per MMR 1961 and ground support by resin grouted rock bolts of 2.4m long 1.2m grid of 22mm torsteel with 150x150x6 mm bearing plate and 150 mm threaded tightened with nut in rows as per SSR and design approved by the engineer in charge

Drives/Crosscuts / Draw points: Excavation of extraction drives, crosscuts and draw points of following sizes at different levels including drilling, blasting, muck removal, dewatering at any extent and disposal at surface within a distance of 2.5 km radius from portal/shaft top, ventilation, scaling down of loose rocks, proper drain for full length of drive, water line (2" GI) with 1 inch audco plug valve at an Interval of 200m distance, manholes as per MMR 1961 and ground support by resin grouted rock bolts of 2.4m long 1.2m spacing in a row and 1.2m spacing within two rows of rock bolts of 22mm torsteel with 150x150x6 mm bearing plate and 150 mm threaded tightened with nut as per SSR and design approved by the engineer in charge for 4.5m wide X 4.0m high

Drives/Crosscuts / Draw points: Excavation of extraction drives, crosscuts and draw points of following sizes at different levels including drilling, blasting, muck removal, dewatering at any extent and disposal at surface within a distance of 2.5 km radius from portal/shaft top, ventilation, scaling down of loose rocks, proper drain for full length of drive, water line (2" GI) with 1 inch audco plug valve at an Interval of 200m distance, manholes as per MMR 1961 and ground support by resin grouted rock bolts of 2.4m long 1.2m spacing in a row and 1.2m spacing within two rows of rock bolts of 22mm torsteel with 150x150x6 mm bearing plate and 150 mm threaded tightened with nut as per SSR and design approved by the engineer in charge for 4.2m wide X 4.0m high

Excavation of drive/crosscut (gradient 1 in 7) of 5.5m (W) X 4.0m (H) in 240mRL to develop main sump including drilling, blasting, muck removal, dewatering to any extent and disposal at surface within a distance of 2.5 km radius from portal/shaft top, ventilation, scaling down of loose rock, hanger above 3m height to avoid any accidental damage for laying pipes and cables opposite to crosscut light fittings of LED bulb to provide illumination as per the statutory norms and ground support by resin grouted rock bolts of 2.4m long 1.2m grid of 22mm torsteel with 150x150x6 mm bearing plate and 150 mm threaded tightened with nut in rows as per SSR and design approved by the engineer in charge.

Procurement and installation of rigid wire-mesh of 10 cm * 10 cm mesh size of 5-6 mm dia. wire including Fibre reinforced Shotcrete 100 mm thickness (underground) with all material as per SSR and design approved by the engineer in charge.

SMS LIMITED

R K TRANSPORT COMPANY

S K KHETAN INFRAPROJECTS PRIVATE LIMITED

ACC MINING PRIVATE LIMITED