REPAIR/REPLACEMENT TO MANHOLE, SEWAGE LINE, SOAKAGE WELL, SEPTIC TANK AND COVER OF MANHOLES AT DUNDAHERA MIL STN, MANESAR ARMY CAMP UNDER AGE B/R-II OF GE (SOUTH) DELHI CANTT-10

Amount

Cleaning and clearing of underground sewage lines (including manholes by taking off manholes covers and refixing the same after cleaning) of any description,any depth by removing any type of blockage including de-silting and de-chocking manually by providing Roding and flushing after cleaning including clearing of manholes and as directed by Engg-in- Charge from the follwing size/bore of sewage lines complete all as specified and as directed.

All as per Srl item No.01 above, but Up to 100mm bore

All as per Srl item No.01 above, but Up to 150mm bore

All as per Srl item No.01 above, but exc. 150 mm bore but n.exc 300 mm bore

Cleaning of blockage of EWC, IWC, WHB, floor trap, sink, Nahani traps icluding roding CI pipes after opening the oval access door of CI bend, CI branch pieces, soil waste pipe etc by mannual and plaing the existing oval access door in original position incl removing the rubbish/sludge out side, rodding, using wire, vaccume section as suitable and removal of waste at distance 1 km and above and depositing of the waste in a pit burried and covered with earth and refix in same position of grating with while cement complete all as specified and as directed.

Cleaning of manhole by super succer machine of any size but upto 1.5m depth and removal of sludge silt/liquid/mud/sand/water etc in foul position to out side the MoD land complete all as specified and as directed.

Excavation in trenches n.exc 1.5m in depth and 1.5m in width and getting out in soft/loose soil complete all as specified and as directed.

Demolition and breaking up drain pipes ( Salt glazed ware, AC or Reinforced concrete) set in cement mortar including concrete bed internal diameter of pipe 200 mm complete all as specified and as directed.

M&L concrete bed to 200 mm bore drain pipes in cement concrete 1:3:6, type C-2, using 40 mm graded crushed stone aggregates including packing under and haunching against the sides of pipes after they are laid and tested complete all as specified and as directed.

M&L for 200 mm internal dia salt glazed stone ware drain pipes laid in trenches and jointed complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25cm in soft/loose soil complete all as specified and as directed.

Removing excavated material to a distance exc 250 m but not exc 500 m and depositing where directed at a level n.exc 1.5m above the starting point as in soils complete all as specified and as directed.

Demolition of brick work built in cement mortar including all quoins, arches, pillars, etc. of any description complete all as specified and as directed.

M&L for brick work with sub class 'B' Bricks straight or curved on plan exceeding 6m mean radius built in cement mortar 1:4 as in manholes/drain etc complete all as specified and as directed.

Taking down cement plaster on brick or stone wall etc including raking out joints, hacking for key, scrubing down with water etc. complete all as specified and as directed.

M&L for 15 mm thick cement plaster on other than fair faces of brick work or concrete surfaces in cement mortar 1:4, to be finished even and smooth without using extra cement with water proofing compound by weight as per manufacturer's instructions complete all as specified and as directed. Note:-WPC will be measured and paid separately.

M&L for preparation of new plastered surfaces of walls and applying two coats of cement base paint over a coat of primer complete all as specified and as directed.

Desilting/desludging/cleaning of drains (covered/uncovered) of sectional area upto 1.00 Sqm and removing all blockage from drain from drains such as plastic pieces, soil etc and removing the materials out side of MoD land ccomplete all as specified and as directed. Notes :- (a) The cover should be removed mechanically with due care and replace the same after cleaning the drain. (b) The reates are deemed to be included in the unit rates quoted.

Cleaning and dewatering/desilting of septic tank, cleaning of all sludge, silt residue of both organic and inorganice nature by manual labour or mechnical scrappers etc and disposal of the same out side the defence land and depositing the waist in pit and covered with earth incl dumping the material to any depth complete all as specified and as directed.

S&F in repairs SFRC manhole cover size 600mm dia x70mm thick with MS frame set in cement mortar 1:4 complete all as specified and as directed. Make of SFRC Manhole/drain cover :- (a) M/s PS Concrete. (b) M/s KK Manhole. (c) M/s BRHL concrete industries.

M&L for providing factory made precast cement concrete 1:2:4, Type B-1, using 20 mm graded stone aggregate cover slabs for drain with size 300mmx300mmx100mm thick with marking necessary hole in subsequent distance (i.e. 3 x hole in four rows) for ground watering in the drain, set in cement mortar 1:4 with plain fair faces, including chamfers weathering, throating etc. and cleaning old material before setting in mortar complete with joints to match, including necessary form work and reinforcement (5 Nos 8mm TMT bars in short span & 4 Nos 8mm TMT bars in long span) complete all as specified and as directed.

M&L for providing factory made precast cement concrete 1:2:4, Type B-1, using 20 mm graded stone aggregate cover slabs for drain with size 600mmx450mmx100mm thick with marking necessary hole in subsequent distance (i.e. 3 x hole in four rows) for ground watering in the drain, set in cement mortar 1:4 with plain fair faces, including chamfers weathering, throating etc. and cleaning old material before setting in mortar complete with joints to match, including necessary form work and reinforcement (5 Nos 8mm TMT bars in short span & 4 Nos 8mm TMT bars in long span) complete all as specified and as directed.

M&L for providing factory made precast cement concrete 1:2:4, Type B-1, using 20 mm graded aggregate cover slabs for drain with size 900mmx450mmx100mm thick with marking necessary hole in subsequent distance (i.e. 3 x hole in four rows) for ground watering in the drain, set in cement mortar 1:4 with plain fair faces, including chamfers weathering, throating etc. and cleaning old material before setting in mortar complete with joints to match, including necessary form work and reinforcement (5 Nos 8mm TMT bars in short span & 4 Nos 8mm TMT bars in long span) complete all as specified and as directed. Note for Srl item Nos.21 to 23 :- The rates quoted by the tenderer are deemed to be included for necessary form work and reinformenent.

S&F Mild steel Framed work such as grills, gratings, etc. with ends of bars shouldered and/or riveted, welded or forged into spikes, framed guard bars, window frames, barred iron doors, ladders, framed balusters, walk ways, railings, framework of water tanks and similar work fixed in position including holdfasts or screws confirming to Fe.290.Gde-E-165 complete all as specified and as directed.

Demolition of un-reinforced cement concrete of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

M&L for cement concrete 1:4:8, type D-2, using 40mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and as directed.

M&L for cement concrete 1:2:4, type B-2, using 40mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and as directed.

Dismantling Asbestos cement (corrugated, semicorrugated, etc.) sheets in roof coverings complete all as specified and as directed.

S&F 0.63mm thick prepainted galvanized, zinc coated corrugated mild steel sheeting with two corrugations side lap fixed with L-type or J-type or cranked hook bolts in lieu of screws complete all as specified and as directed.

S&F 0.60 mm thick plain, galvanized mild steel sheeting in ridges hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade zinc coating 120 gm/sqm complete all as specified and as directed.

Dismantling MS steel work in post, gats, boundry wall etc, any type and any description complete all as specified and as directed.

S&F steel work in tubular trusses prepainted one shop coat of zinc chromate primer paint (including preparation of surface) at Contractor’s workshop before fabricationincluding special shaped washer etc complete using ERW or induction butt welded tube conforming to IS 1161-1979 grade St-240 complete all as specified and as directed.

S&F for 11 to 15 mm mild steel screws bolts (machine made) with hexagonal or square heads at one end and screws both ends each screwed end to be fitted with washers and one hexagonal or square nut exc 5cm not exc 10 cm long complete all as specified and as directed.

S&F framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plate, riveting, etc n.exc 10 kg each brackets, conforming to Fe-290. Gde E-165 complete all as specified and as directed.

M&L for preparation of newly steel surfaces of any description over 10 cm width or girth & applying two coats synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed.

Dismantling stone slabs and tiles of any discription or thickness in floors, aprons etc, laid bedded and pointed in any mortar, complete all as specified and as directed.

S&F ultra design cement concrete coloured tiles 30cm x 30cm x 25mm thick with glossy finish with grey cement and pigment any pattern and any approved colour, set, jointed and pointed in neat cement slurry in floors over and including 20mm thick screed bed in CM 1:6 complete all as specified and as directed.

Note :- The contract sum shall be after deducting the amount of credit shown in Sch of Credit of this tender

Chaudhary Constructions

MOHIT ENTERPRISES