M/o Sewerage (Two Year Annual Repairing and Cleaning of Manhole and Changing of Damaged Sewer line and Manholes in Network Sector-63, 64, 65, 63A and 69) Noida

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Cutting road and making good the same i/c supply of extra quantities of materials i.e. aggregate, moorum screening, red bajri and labour required of bituminous portion.

Cutting road and making good the same i/c supply of extra quantities of materials i.e. aggregate, moorum screening, red bajri and labour required of water wound macadam.

Taking out CI/FRC cover with frame from RCC top slab of manholes of various sizes i/c demolishing of RCC work manually/by mechanical means and stacking of useful materials near the site and disposal of unserviceable material within 50 m lead. as per direction of E/I.

Brick work with F.P.S. bricks of class designation 100 in foundation and plinth in cement mortar 1:4 (1 Cement : 4 C. Sand).

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

Neat cement punning.

P/F in position precast R.C.C. manhole cover and frame of required shape and approved quality EHD - 35 of circular shape 560 mm dia internal diameter.

Cartage & Fixing in position pre-cast RCC manhole cover & frame of required shap and approved quality. Circular shape 560mm internal diameter i/c carriage of manhole cover cement concrete 1:2:4 (1 Cement : 2 C. Sand : 4 graded stone agg. 20 mm N.S.) 0.15 cm hight for fixing cover frame around manhole cover (Old Cover frame available at site) 560mm dia Heavy duty (Old)

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