Laying of Pipe Line and Installation of Pumping Set at Keval Vihar Chauraha

Providing and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS : 8329 — 600 mm dia Ductile Iron Class K-7 pipes. [NOTE: This DSR item is COMPREHENSIVE and includes: (i) supply/procurement of pipe at site, (ii) carting from store to laying position, (iii) laying in position, (iv) jointing of pipes with rubber ring gasket push-on joints, and (v) testing of all joints complete as per IS:8329 and direction of Engineer-in-Charge]

Providing and laying D.I. specials of Class K-7 (push-on jointing type) conforming to IS:9523 such as tees, bends, collars, tapers, caps etc. — Provisional allowance @ 10% of pipe cost as per project requirement (actual quantity to be measured and paid as per site requirement)

Excavating trenches by mechanical / manual means of required width for pipes, cables, etc. including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m — All kinds of soil — Pipes, cables etc. exceeding 300 mm dia but not exceeding 600 mm — INTERLOCKING ROAD 75% = 461 m

Providing push-on-joints to Centrifugally (Spun) Cast Iron Pipes or Ductile Iron Pipes including testing of joints and the cost of rubber gasket — 600 mm dia pipes [Note: These joints are for specials / fittings connections. Pipe-to-pipe joints are included in Item 18.72 above]

Laying in position S&S or flanged C.I. specials such as tees, bends, collars, tapers and caps etc. (excluding cost of specials).

Taking out existing C.C. interlocking paver blocks from footpath / road, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge — Interlocking Road

Laying old cement concrete interlocking paver blocks of any design / shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks supplied by the department free of cost) — Interlocking Road

Cutting road and making good the same including supply of extra quantities of materials i.e. aggregate, moorum screening, red bajri and labour required — Bituminous portion — CC Road

Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tamping complete — CC Road (CC slab 100mm thick)

Excavating 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, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m — All kinds of soil [For thrust block pit excavation]