Details: providing and fixing in position pre-cast r.c.c. manhole cover and frame of required shape and approved quality rectangular shape 600x450 mm internal dimensions complete all as specified and directed. earth work in excavation by mechanical means (hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 2.8.1 all kinds of soil complete all as specified and directed. providing and laying in position cement concrete of grade 1:4:8 (1 cement : 4 coarse sand (zone-iii) : 8 graded stone aggregate 40 mm nominal size). providing and laying in position cement concrete of grade 1:2:4 (1 cement : 2 coarse sand (zone-iii) : 4 graded stone aggregate 20 mm nominal size). brick work with common burnt clay f.p.s. (non modular) bricks of class designation 7.
Sector: Police and Internal Security