Strengthening of Water Supply (Shifting of R.Well No.-11 water line from green belt near Sector-157 due to construction of major underpass at Expressway Chanage 16.90 K.M.), 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).

Dismantling manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge : bituminous road.

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of E/I. In lime mortar with old mughal bricks.

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 lift upto 1.5 m, as directed by Engineer-in-charge. All kinds of soil. 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 excavation only after getting permission of Engineer-in-Charge.

Excavating trenches of required width for pipes, cables etc. i/c excavation for sockets depth upto 1.5m i/c getting out the excavated materials, returning the soil as required in layers not exceeding 20cm. in depth i/c consolidating each deposited layer by ramming, watering etc. and disposing of surplus excavated soil as directed, within lead of 50 m. 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 excavation only after getting permission of Engineer-in-Charge. a) Pipes, cables etc. exceeding 300 mm dia but not exceeding 600 mm dia.

Supply and installation of required size Steel pipe 10 mm thick conferming to IS:3589 through trenchless excavation of thrust pit and receiving pit of required size and the excavation & filling back and compaction complete as per specification for road crossing by Auger boring method. Pipe will be installed at depth beyond 3.0 m. below the ground surface in downward required slope. 500 mm dia MS Pipe.

S/F of M.S. specials such as Tee, Bend, Collars, Tapers, Gap Pieces, including flage ends as required, painting, cutting, welding as per site requirement of MS pipe thickness etc. complete in all respect as per direction of E/I.

Providing and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS : 8329 : 500 mm dia Ductile Iron Class K-7 pipes.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 10.0 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand).