Details: e/w in kanker mixed soil with 1.5 m lift and 30mtr. lead. 0.00 to 1.50 m excavation of soft rock without blasting from 1.50 m to 9.00 m deep & 6.8 mtr dia. 1.50 to 3.00 m 3.00 to 4.50 m 4.50 to 6.00 m 6.00 to 7.50 m 7.50 to 9.00 m blasting of hard rock for deepeninig of well from 9.00 to 12.00 depth in 6.00mtr dia. 9.00 to 10.50 m 10.50 to 11.80 m 12.00 to 12.50 m taking out loose material (blasted stones) from the well after blasting from 9.00mto12.00m deep including dressing of internal surface. 9.00 to 10.50 m 10.50 to 11.80 m 12.00 to 12.50 m cement concrete work with 1:3:6 cements, sand mortar and stone ballast 20-40mm size with all charges. well foundation rcr stone masonry work in 1:4 cement sand mortar and stone khanda i/c all charges. 8.85 to 7.50 m 7.50 to 6.00 m 6.00 to 4.50m 4.50 to 3.00m 3.00 to 1.50m 1.50 to 0.00 (upto g.l.) 0.00 to 0.40m (above g.l.) cement concrete work with 1 : 2 : 4 cement, sand mortar and stone grit 12.5 - 20 mm size with all charges. plas