REPAIR REPLACEMENT OF EXISTING SEWAGE LINE MANHOLE AND OTHER CONNECTED WORKS AT GM VIHAR AND RLT VIHAR UNDER GE N AKHNOOR

Amount

Excavation in trenches n. exc.1.5m wide and n. exc. 1.5m in depth for foundation, for shafts, wells, cesspits, manholes, pier holes, etc n.exc. 10 sqm on plan and getting out in any type of soil complete all as specified and directed.

Demolition of brickwork or stone boulder masonary built in cement mortar including all quoins, arches, pillars etc but excluding ashlar facings, dressed stonework, complete all as specified and as directed.

Brick work with sub class ‘B’ bricks straight or curved on plan exceeding 6m mean radius built in cement mortar 1:4, complete all as specified and directed.

Rendering 15mm thick cement plaster with cement mortar(1:4) with mixing of water proofing compound. on fair faces of brickwork or concrete surfaces and finished even and smooth without using extra cement complete all as specified and directed. Note : WPC shall be measured and paid separately.

PCC 1:2:4 type B-0 (Using 12.5mm graded crushed stone aggregates) as in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, water troughs and the like including weathering, slightly rounded or chamfered angles including necessary form work complete all as specified and directed.

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar of 150 mm/200mm diameter incl fittings, complete all as specified and directed.

Concrete bed to drain pipes of PCC 1:3:6 type C-2 (using 40mm graded crushed stone aggregate) including packing under and haunching against the side of pipes after they are laid and tested for 150mm internal dia of pipe, complete all as specified and directed.

Concrete bed to drain pipes of PCC 1:3:6 type C-2 (using 40mm graded crushed stone aggregate) including packing under and haunching against the side of pipes after they are laid and tested for 200mm internal dia of pipe, complete all as specified and directed.

Reinforced cement concrete class NP3 150mm dia drain pipes laid in trenches and jointed with & including collar complete all as specified and directed.

Reinforced cement concrete class NP3 200mm dia drain pipes laid in trenches and jointed with & including collar complete all as specified and directed.

Supply only liquid water proofing admixture conforming to IS 2645-1975 of approved make complete all as specified and directed.(Dosage- @ 200ml per 50Kgs of Bags of cement)

Plain cement concrete 1:4:8 type D-2 (using 40mm graded crushed stone aggregate) as in foundations filling and mass concrete,complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for (Reinforcement cut as required to facilitate demolition) complete all as specified and directed.

Precast cement concrete (1:2:4) type B-1 using 20mm graded crushed stone aggregate as in landings, cover slab (for manholes etc), chullah hoods, chajjas, water troughs, shelves and similar articles with plain fair faces including chamfers, weatherings, throating etc. and setting in cement mortar (1:6) including necessary form work complete all as specified and directed.

TMT Bar 8mm dia bar and over cut to length, bent to shape required including cranking, bending, hooking ends, binding, with and including mild steel wire (annealed) not less than steel wire 0.9mm dia or securing with clips, complete all as specified and directed.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exc. 25cm, complete all as specified and directed.

Removing excavated material n.exc 50 mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point, complete all as specified and directed.

Cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cementt concrete 1:2:4 type B-1 smooth finished, and reforming benching as required, internal dia of pipe in 150/200 mm, complete all as specified and directed.

Cleaning of sewage line 150mm/200mm internal dia at any depth including manholes by removing the manhole covers of any size and cleaning by means of hydraulic jet pressure / vaccum suction machine as required at site from and well flushing with water after cleaning including getting out sludge if any and liquid materials from connecting manholes deposited in sewer lines removing the solids and sludge to any distance/place outside the defence land and reinstating the manhole cover to its original position (cost of removal of sludge/liquid materials from sewage lines and manholes in the same line is included in the rate quoted and for keeping particular sewage line which is undertaken once for cleaning, functional for full contract period) complete all as specified and directed.

Removing of manholes cover, keeping aside and cleaning silt/sewage/garbage etc from manholes, clearing blockage by rodding manually or mechanically complete to the entire satisfaction of Engr-in-Charge.

Cutting of Bituminous road manually/ mechanically for laying RCC sewage line of any dia and at any depth as required at site and making good the same after laying pipeline incl well ramming, consolidation with power roller, spreading, watering and consolidation of surface etc and finishing the surface as 300-450mm thick and 600-800mm wide by using cement concrete 1:2:4 Type B-1 ( using 20mm graded crushed aggregates) along the complete road width finished even and fair without using extra cement complete all as specified and directed.

M/S KARAN SINGH CONTRACTOR (BID ID -3502683)

harish kumar and co (BID ID -3507641)