annual repair and maintenance of district road under sub division-i, cd, campbell bay during 2024-25. sub work:- construction of bus turning point near bus stand(9.05km) at govind nagar, campbell bay.- 1 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 for all lift, as directed by engineer-in-charge. 2 all kinds of soil 3 providingandlayinginpositioncementconcreteof specified grade excluding the cost of centering and shuttering - all work up to plinth level : 4 1:2:4 (1cement : 2 coarse sand (zone-ill) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) 5 1:4:8 (1cement : 4 coarse sand (zone-ill) derived from natural sources: 8 graded stone aggregate 40 mm nominal size derived from natural sources) 6 centering and shuttering including strutting, propping etc. and removal of form for 7 foundations,footings,basesof columns,etc.formass concrete