REPAIR AND CLEANING OF SEWAGE LINES, MANHOLE, SEPTIC TANK, FLOOR TRAPS, GULLY TRAPS ETC TO VARIOUS BLDGS AT KANCHRAPARA, JAFFARPORE AND LOS DUM DUM UNDER GE AF BARRACKPORE

Amount

Cleanig and de-sludging of existing septic tank/ grease traps completely of solid/liquid sludge by pumping or manually from inside the septic tank and removal of sludge depositing in excavated pits (required size and depth) to a distance not exc 50 mtr. Top layers of excavation pit covered by layers of 150 mm deep earth spreading with bleaching power @ 200 gms per sqm for disinfaction purpose Note (i) After dewatering, sludge will be measured and paid (ii) The rate of excavation of earth pits of required size and depth within 50 mtr from septic tank and bleaching powder is deemed to be inclusive in this rate

M&L for systematically cleanig and de-silting/desludgeing of blocked sewage pipe line 150 mm dia and any depth including taking out sludge/silt and other foreign materials from manhole and gully traps of any size and depth by rodding with using steel rod or split bamboo sticks throughly from both sides between adjacent manholes still clearing flow of sewage line is observed, passing knots kamto and disc of required size or pumping out liquid waste/sewage, plugging and diverting the flow to the drain if necessary and stacking the removed silt/slugde in deposits as directed including taking precuationary measures such as safety belts, dry cell torch for lighting inside the manoles and drain etc, sprinkling bleaching power on the silt/sludge removed to avoid bad smell and disposal of silt. (NOTE - Rate deemed tobe inclusive of excavation of earth pits and bleaching powedr required for disposal of silt)

All as per item No 2 above but for 100 mm dia of pipe and any depth

Cleaning of choked WC/bath room trap and kitchen trap upto first manhole of any type and size as and when complaints occurred with using hand pressure or vacume pressure etc.

Demolition of brick work or stone boulder masonry, build in cement mortar including all quoins, arches, pillars etc

Excavation in trenches n. exc 1.5 m wide and n. exc 1.5 m in depth for foundation etc or for cess well cess pits man holes pillar holes etc n.exc 10 sqm on plan n.exc 1.5 m in depth and getting out soft/loose soil

Returning filling in including spreading levelling water and well ramming in layers not exc 25 cm in soft/loose soil

Removing excavated material not exc 50 m and depositing where directed at a level not exc 1.5 m above the starting point as in soft/loose soil

M&L for brick work with sub class 'B' bricks straight or curved on plan exc.6 mtr radius built in cement mortar (1:4) as in manhole etc

All as per item No 9 above but except bricks (Item obtain from 5)

Demolition of cement concrete (un-reinforced) in ground floor and pavings n.exc. 15cm thickness (below or above ground level)

Demolition and breaking up drain pipes of 150 mm bore (salt glazed stoneware, AC or reinforced concrete) set in cement mortar

Demolition and breaking up drain pipes of 100 mm bore (salt glazed stoneware, AC or reinforced concrete) set in cement mortar

M&L for cement concrete 1:3:6, type C-2 (using 40 mm graded stone aggregate) as in bed to drain pipes of 150 mm bore including packing under and haunching against the sides of pipe after they are laid and tested

S&F of 150 mm bore Sail-glazed stoneware drain pipes laid in trenches and jointed as specified

S&F of 100 mm bore Sail-glazed stoneware drain pipes laid in trenches and jointed as specified

Demolition of brickwork or stone/boulder masonry, built in lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles

M&L for precast RCC 1:2:4 type B1(20 mm graded agregate) in landings, cover slabs(for man holes etc.), chullha hoods, chajjas, water troughs, shelves and similar articles of any thickness and any size as required at site set jointed and pointed in cement mortar 1:4

M&L for mild steel TMT bar 10 mm dia and over cut to length bent to shape required, including cranking, bending spirally for hooping ends and binding with and incl. mild steel wire (annealed) not less than 0.9 mm dia or securing with clips.

M&L for mild steel TMT bar 6mm to 8mm mm dia and over cut to length bent to shape required, including cranking, bending spirally for hooping ends and binding with and incl. mild steel wire (annealed) not less than 0.9 mm dia or securing with clips.

Taking down cement or lime plaster of any description from stone or brick walls etc including raking out joints, hacking for key scrubbing down with water etc

M&L for 15 mm thick cement plaster in cement mortar (1:4) on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement

M&L for 15 mm thick cement plaster in cement mortar (1:4) on other than fair faces of brick work or concrete surfaces finished even and smooth with using extra cement to brushing neat cement slurry with 3.0 kg of cement per sq. metre

S&F in repairs 110 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint laid in trenches or in floors

S&F in repairs 75 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint laid in trenches or in floors

S&F in repairs 110 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint fixed to walls

S&F in repairs 75 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint fixed to walls

S&F in repairs 110 mm bore PVC (SWR) bend any radius with access door

S&F in repairs 75 mm bore PVC (SWR) bend any radius with access door

S&F in repairs 110 mm bore PVC (SWR) junction single, (Single ‘T’) equal or unequal with access door

S&F in repairs 75 mm bore PVC (SWR) junction single, (Single ‘T’) equal or unequal with access door

S&F in repairs of 110 mm bore PVC (SWR) vent cowl complete all as specified and directed

S&F in repairs of 75 mm bore PVC (SWR) vent cowl complete all as specified and directed

S&F in repairs of 75 mm dia PVC (SWR) floor trap plain with grating including jointing with solvent cement

S&F in repairs of 125 / 110 mm size PVC (SWR) gully trap, setting and jointing with solvent cement

Cleaning and removing all scale and dirt etc.by mechanical means(i.e Stage 1-Mechanized Dewatering .Stage 2-Mechanized Sludge Removal.Stage 3-High pressure cleaning by pressure jet.Stage 4-Scrubbing by mini hand scrubber machine.Stage 5-High Pressure cleaning by pressure jet.Stage 6-Vacuuming by industrial Vacuum cleaner.Stage 7-Anti bacterial Spray(Hydrogen Peroxide).Stage 8-UV-Ray treatment.) from tanks and from mouths of circulating pipes etc capacity exc. 250 Litre and not exc. 500 Litre.

Cleaning and removing all scale and dirt, etc, by mechanical means(i.e Stage 1-Mechanized Dewatering .Stage 2-Mechanized Sludge Removal.Stage 3-High pressure cleaning by pressure jet.Stage 4-Scrubbing by mini hand scrubber machine.Stage 5-High Pressure cleaning by pressure jet.Stage 6-Vacuuming by industrial Vacuum cleaner.Stage 7-Anti bacterial Spray(Hydrogen Peroxide).Stage 8-UV-Ray treatment.)from tanks and from mouths of circulating pipes, etc etc capacity exc. 500 Litre and not exc. 1000 Litre complete all as specified and as directed.

Dismantling of water tank exc. 250 litre but not exc. 500 litre capacity

Dismantling of water tank exc. 500 litre capacity but not exc. 1000 litre capacity

S&F of 500 Litre capacity Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part-I and as directed.

S&F of 1000 Litre capacity Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part-I and as directed.

Taking up or down 15 mm bore steel water tubing and connection complete all as specified and directed.

Taking up or down 20 mm bore steel water tubing and connection complete all as specified and directed.

Taking up or down 25 mm bore steel water tubing and connection complete all as specified and directed.

S&F 15 mm bore steel water tubing medium grade galvanised with and including all fittings and fixed to walls and ceilings or laid under floors etc complete all as specified and as directed.

S&F 20 mm bore steel water tubing medium grade galvanised with and including all fittings and fixed to walls and ceilings or laid under floors etc complete all as specified and as directed.

S&F 25 mm bore steel water tubing medium grade galvanised with and including all fittings and fixed to walls and ceilings or laid under floors etc complete all as specified and as directed.

Refixing only15 mm bore steel water tubing medium grade galvanised with and including all fittings and fixed to walls and ceilings or laid under floors complete all as specified and directed.(Item obtained from 42).

Refiixing only 20 mm bore steel water tubing medium grade galvanised with and including all fittings and fixed to walls and ceilings or laid under floors complete all as specified and directed.(Item obtained from 43).

Refixing only 25 mm bore steel water tubing medium grade galvanised with and including all fittings and fixed to walls and ceilings or laid under floors complete all as specified and directed.(Item obtained from 44).

M&L for dewatering and cleaning and removal of all scales and dirt etc from septic water tank of 50000 ltr to 60000 ltrs capacity tank to be complete all as specified and as directed.

M&L for dewatering and cleaning and removal of all scales and dirt etc from static water tank of 60001 ltr to 80000 ltrs capacity to be complete all as specified and as directed.

S&F as in repairs of 15mm bore gunmetal globe or gate valve, with iron wheel head, screwed both ends for iron pipe

S&F as in repairs of 20 mm bore gunmetal globe or gate valve, with iron wheel head, screwed both ends for iron pipe

S&F in repairs of 20 mm borePVC valves, high pressure, with polythene float and fly nut complete screwed for iron pipe or brass ferrule

S&F in repairs of 15 mm bore PVC valves, high pressure, with polythene float and fly nut complete screwed for iron pipe or brass ferrule

M&L for writing letters or figures/Numericals (Block, Roman, Italic or Indian) not exc. 30 cm high complete all as specified and directed

S&F in repairs CI floor trap with gratings incl jointing with existing waste pipes 100 mm dia outlet, in run lead incl dismantling of old one.fixed in cement concrete type B1 (1:2:4)

S & F in repairs grating doom 125mm dia with waste hole of PTMT (min wt 40 gms)

S & F in repairs 32 mm Low density polyethylene (LDPE) pipes of pressure rating 6 kgf/sq. cm

BARRACKPORE ENTERPRISE

KUMAR ENTERPRISE

S. N. ENTERPRISE

SITARAM CONSTRUCTION

BHAUMIK CONSTRUCTION

BUSINESS SYNDICATE

JADAV CONSTRUCTION