M/o Drain (Annual Maintenance of Drain and Culvert in Work Circle-8 Area) Noida

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in over areas ( exceeding 30cm in deapth, 1.5m in width or 10 sqm on plan), including disposal of ezcavated earth, lead upto 50m and lift upto 1.5 m, disposal of surplus excavated soil as directed, to be levelled and neatly dressed.All kinds of soil.The contractor has to detect different utilities like sewer line, water supply line, electric cable, telephone calbe, gas pipe line etc. using utility detecting machine before start of excavation and shall start excavation only after getting permission of Engineer-in Charge.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m. (2.25)

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.(15.60)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level: 1:5:10(1 cement:5 fine sand: 10 graded stone aggregate 40 mm nominal size)(4.1.10)

Brick work with common brunt clay F.P.S. ( non modular ) bricks of class designation 10 in foundation and plinth in: Cement mortar 1:4 (1 cement :4 coarse sand)(6.1.1)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level: 1:2:4 (1 cement : 2 coarse sand (Zone-III) drived from natural sources : 4 graded stone aggregate 20 mm nominal size drived from natural sources)(4.1.3)

Providing and laying damp-proof course 40mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 12.5mm nominal size).(4.10)

12 mm cement plaster of mix: 1:4 (1 cement: 4 coarse sand)(13.4.1)

Neat cement punning (13.18)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 Cement : 4 coarse sand (Zone-III) drived from natural sources : 8 graded stone aggregate 40 mm nominal size drived from natural sources). (4.1.8)