REPAIR AND CLEANING TO SEWAGE LINE, SEPTIC TANKS MANHOLES, WATER TANK AND DRAINS AT AIR FORCE STATION KALAIKUNDA UNDER GE (AF) KALAIKUNDA

Amount

Demolition of reinforced concrete of any description and in any position not otherwise specifically provided for including reinforcement cut as required to facilliate demolition complete all as specified and directed.

Demolition of cement concrete of any description and in any position not otherwise specifically complete all as specified and directed.

Demolition of brick work or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc. complete all as specified and directed by Engineer in charge.

Taking down cement plaster from brick or concrete surfaces of any description including racking out joints, hacking for key, scrubbing down with water etc complete all as directed.

Demolition and breaking up drain pipes (Salt glazed ware, AC or reinforced concrete) of internal dia 100 mm, set in cement mortar complete all as specified and as directed.

Demolition and breaking up drain pipes (Salt glazed ware, AC or reinforced concrete) of internal dia 150 mm, set in cement mortar complete all as specified and as directed.

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

Taking down eaves gutters and rainwater pipes (any size or pattern), soil waste pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fittings and accessories) complete all as specified and as directed

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in hard/dense soil or any type of soil, complete all as specified and directed.

All as per item NO.09 above here in before but depth exc 1.5 m wide and n exc 3.0 m complete all as specified and directed.

Returning filling in any type of soil, including, spreading levelling watering and well ramming in layers not exc. 25 cm complete all as specified and directed.

Removing excavated soils to a distance not exceeding 50 Metres and depositing where directed at a level n. exc. 1.5 M above the starting point complete all asspecified and directed.

Materials and Labour for plain cement concrete (1:3:6) Type C-2 using 40 mm graded aggregate in foundations, filling and mass concrete complete all as specified and directed.

Materials and Labour for reinforced cement concrete M-20 nominal mix (using 20mm graded stone aggregate) in beams, cantilever, bressumers, lintels over 1.5M Span,complete all as specified and directed.

Materials and Labour for reinforced cement concrete M-20 nominal mix (using 20mm graded stone aggregate) in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and like, complete all as specified and directed.

M & L for precast cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces fair faces, including chamfers, weatherings, throating etc. and setting in cement mortar (1:4) complete with joints to match complete all as specified and as directed

M & L for chequered cement concrete tiles chemically treated , cast in rubber mould, glossy finish of approved colour, general purpose, double layer, size 25 cm X 25 cm X 22 mm thick, with mixture of white and grey cement in equal proportions and pigments, set, jointed and pointed in neat cement slurry in floor including laying over 20 mm thick bedding of cement mortar(1:4) all as specified and as directed.

Materials and Labour for plain cement concrete (1:2:4) type B0 using 12.5 mm graded aggregate in lintels up to 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings up to 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles throating, as directed including necessary from work complete all as specified and directed.

Supply and fix mild steel TMT bars 10 mm dia. and over, cut to length, bend to shape required including cranking, bending spirally for hopping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia. or securing with clips complete all as specified and directed

Supply and fix mild steel TMT bars 6 to 8 mm dia., cut to length, bend to shape required including cranking, bending spirally for hopping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia. or securing with clips complete all as specified and directed

M & L for concrete bed to glazed stoneware pipes of internal diameter 100 mm, class SP1, laid in trenches of depth more than 1.2 m in cement concrete M10(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate including forming cradles complete all as specified and as directed.

M & L for concrete bed to glazed stoneware pipes of internal diameter 150 mm, class SP1, laid in trenches of depth more than 1.2 m in cement concrete M10(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate including forming cradles complete all as specified and as directed.

M & L for concrete bed to glazed stoneware pipes of internal diameter 200 mm, class SP1, laid in trenches of depth more than 1.2 m in cement concrete M10(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate including forming cradles complete all as specified and as directed.

Cutting into existing manholes for connecting new drains of pipe of nominal size 100 mm, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete M15(Nominal mix) using 20 mm nominal size graded crushed stone aggregate, smooth finished, and reforming benching as required complete all as specified and as directed.

Cutting into existing manholes for connecting new drains of pipe of nominal size 150 mm, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete M15(Nominal mix) using 20 mm nominal size graded crushed stone aggregate, smooth finished, and reforming benching as required complete all as specified and as directed.

Cutting into existing manholes for connecting new drains of pipe of nominal size 200 mm, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete M15(Nominal mix) using 20 mm nominal size graded crushed stone aggregate, smooth finished, and reforming benching as required complete all as specified and as directed.

Use and waste of form work to sides and soffits of floor or roof beams, beam haunchings , girders, bressummers, lintels, cantilevers, shelves including supports,overhangs, etc. also splays between floors and beams, etc. for rough finished surfaces of concrete, flat, complete all as specified and directed.

M&L for use and waste of form work to soffits of suspended slabs such as roof slabs, landings floor slabs and similar work not exceeding 200 mm thick (horizontal or sloping) for fair finished surfaces of concrete complete all as specified and directed.

Materials and Labour for 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.

All as per item No-29 above here in before but except bricks(brick obtained from demolition above here in before ) with and including removing mortar from and cleaning bricks, stacking for measurement including all extra handling and removal and disposing off rubbish as directed.

M & L for brick work with fly ash brick class 'B' bricks, straight or curved on plan to any radius in half brick thick walls built in cement mortar 1:4 complete all as specified and as directed.

Materials and Labour for brick work with Sub Class ‘B’ bricks straight or curved on plan exceeding 6M mean radius built in cement mortar (1:6), complete all as specified and directed.

Cleaning of PVC water tanks of capacity exceeding 300 litres but not exceeding 500 litres including chemical treatment with Anti-bacterial agent consisting of following process: - Dewatering the tank with submersible pump, de-silting and removing of left over dirty water up to 100 to 150 mm in the bottom of the tank and sludge with special sludge pump, cleaning of walls and ceiling with special mechanized high pressure jet machines by rotary jet system at 100-120 Bar pressure (120 Kg /sq cm) which dislodges the layer of dirt, algae, fungus stuck on its surface usage of scrubbing machines for old stains and cleaning chemicals if required of make Eureka Forbes Ltd, floor or equivalent make of the dirty tank should be thoroughly cleaned up by fry jet cleaner to accumulate all dirt ,the remaining sludge should than be removed by sludge pumps, the dirt silt and other foreign material should further be removed by Industrial Vacuum Cleaners to make the floor totally dirt free, application/spraying of Anti-Bacterial chemicals to ensure total sterilization of tank from the inside, inside of the tank should be treated with specially developed 4 ft long ultraviolet Radiator to kill further floating bacteria/virus in order to make the tank totally clean, bacteria free and safe for storage of drinking water. All the above operations should be executed by authrised trained workers and technicians , properly dressed along with gum boots, to work as per the direction of Engineer in charge.

Cleaning of PVC water tanks of capacity exceeding 500 litres but not exceeding 1000 litres including chemical treatment with Anti-bacterial agent consisting of following process: - Dewatering the tank with submersible pump, de-silting and removing of left over dirty water up to 100 to 150 mm in the bottom of the tank and sludge with special sludge pump, cleaning of walls and ceiling with special mechanized high pressure jet machines by rotary jet system at 100-120 Bar pressure (120 Kg /sq cm) which dislodges the layer of dirt, algae, fungus stuck on its surface usage of scrubbing machines for old stains and cleaning chemicals if required of make Eureka Forbes Ltd, floor or equivalent make of the dirty tank should be thoroughly cleaned up by fry jet cleaner to accumulate all dirt ,the remaining sludge should than be removed by sludge pumps, the dirt silt and other foreign material should further be removed by Industrial Vacuum Cleaners to make the floor totally dirt free, application/spraying of Anti-Bacterial chemicals to ensure total sterilization of tank from the inside, inside of the tank should be treated with specially developed 4 ft long ultraviolet Radiator to kill further floating bacteria/virus in order to make the tank totally clean, bacteria free and safe for storage of drinking water. All the above operations should be executed by trained workers and technicians, properly dressed along with gum boots, to work as per the direction of Engineer in charge.

S&F in repairs brass ball valve 20mm dia high pressure with brass rod & high density plastic ball screwed for iron pipe complete all as specified and directed

Materials and Labour for rendering 5mm thick, cement plaster, in cement mortar (1:4) mixed with water proofing compound as per manufactures instructions over and including 10mm thick backing coat in cement mortar (1:4) on fair faces of brick work or concrete surface finished even and smooth without using extra cement in walls/spetic tank/manholes/soakage pits etc, complete all as specified and directed. Note: - (Water proofing compound will be measured and paid separately)

Supply only Liquid water proofing compound conforming to IS: 2645 - 1975 specification complete all as specified and as directed (Make : CICO No- 1/SIKA/ACCO PROOF).

Material and Labour for applying two coats of cement-based paint, white or tinted to new plastered surfaces on walls including priming with alkali resistant priming paint and including preparation of surfaces complete all as specified and directed.

Material and Labour for complete removal of existing treatment and applying two coats of cement-based paint, white or tinted over and including priming with alkali resistant priming paint to old plastered or unplastered surfaces on walls including preparation of surfaces, complete all as specified and directed.

M&L for preparation of old painted surfaces of Steel surface of any description, not otherwise described over 10 cm width or girth and applying two coat of synthetic enamel painting complete all as specified and as directed.

Material, T&P and labour for cleaning of sewage line of dia/bore 100 mm in sewer line system using the cleaning devices as per rule 5 and protective gear and safety devices as per rule 4 of the Prohibition of Employment as Manual Scavengers and their Rehabilitation Rules, 2013 and removing blockage if any complete all as specified and as directed.

Material, T&P and labour for cleaning of sewage line of dia/bore 150 mm in sewer line system using the cleaning devices as per rule 5 and protective gear and safety devices as per rule 4 of the Prohibition of Employment as Manual Scavengers and their Rehabilitation Rules, 2013 and removing blockage if any complete all as specified and as directed.

Material, T&P and labour for cleaning of sewage line of dia/bore 200 mm in sewer line system using the cleaning devices as per rule 5 and protective gear and safety devices as per rule 4 of the Prohibition of Employment as Manual Scavengers and their Rehabilitation Rules, 2013 and removing blockage if any complete all as specified and as directed.

Material, T&P and labour for cleaning of sewage line of dia/bore 250 mm to 300mm in sewer line system using the cleaning devices as per rule 5 and protective gear and safety devices as per rule 4 of the Prohibition of Employment as Manual Scavengers and their Rehabilitation Rules, 2013 and removing blockage if any complete all as specified and as directed. Unit rate quoted shall deemed to be included of cleaning of shrubs, grass small roots etc. around the Manholes, Inspection chamber etc and along sewage lines wherever required or as directed and no extra payment shall be made on this account).

Material, T&P and labour for cleaning/ desludging of septic tank/ soak well of capacity upto 200 users using the cleaning devices as per rule 5 and protective gear and safety devices as per rule 4 of the Prohibition of Employment as Manual Scavengers and their Rehabilitation Rules, 2013 and removing the sludge and solid contents in covered container outside MD land complete all as specified and as directed. Unit rate quoted shall deemed to be included of cleaning of shrubs, grass small roots etc. around the Manholes, Inspection chamber etc and along sewage lines wherever required or as directed and no extra payment shall be made on this account and .measurement shall be taken after allowing initial percolation of sludge water and only dried sludge shall be measured )

Material, T&P and labour for cleaning of blockage of wash basin, floor trap, nahani trap, gully trap (GT), kitchen, bath etc. (carrying sullage) in any length upto the first manhole by any means (using chemical or any mechanical device) & flushing with water complete all as specified and as directed.

Material, T&P and labour for cleaning of blockage of WC/Urinal (carrying soil waste) in any length upto the first manhole using the cleaning devices as per rule 5 and protective gear and safety devices as per rule 4 of the Prohibition of Employment as Manual Scavengers and their Rehabilitation Rules, 2013 and removing blockage if any complete all as specified and as directed.

M & L for 100 mm internal dia salt glazed stoneware pipes, class SP1 as per IS 651: 2007 laid in trenches and jointed with cement slurry and yarn complete all as specified and as directed.

M & L for 150 mm internal dia salt glazed stoneware pipes, class SP1 as per IS 651: 2007 laid in trenches and jointed with cement slurry and yarn complete all as specified and as directed.

M & L for 200 mm internal dia salt glazed stoneware pipes, class SP1 as per IS 651: 2007 laid in trenches and jointed with cement slurry and yarn complete all as specified and as directed.

M&L , 150 mm bore, reinforced concrete pipes,class NP2 laid in trenches and jointed in CM 1:1 including testing complete all as specified and as directed.

S & F PVC-U, type B as per IS 13592: 2013 single socketed soil waste pipes in any length with rubber ring joints, 110 mm dia, laid in trenches complete all as specified and directed by Engineer- in- charge .

S & F PVC-U, type B as per IS 13592: 2013 single socketed soil waste pipes in any length with rubber ring joints, 75 mm dia, fixed to walls incuding mild steel clamp not more than 1metre C/C complete all as specified and directed by Engineer- in- charge .

S & F PVC-U, type B as per IS 13592: 2013 single socketed soil waste pipes in any length with rubber ring joints, 110 mm dia, fixed to walls incuding mild steel clamp not more than 1metre C/C complete all as specified and directed by Engineer- in- charge .

S & F UPVC bends without inspection door (any angle), 110 mm dia conforming to IS 14735: 1999 complete all as specified and directed by Engineer- in- charge

S & F UPVC bends inspection door (any angle), 110 mm dia conforming to IS 14735: 1999 complete all as specified and directed by Engineer- in- charge

S & F UPVC bends without inspection door (any angle), 75 mm dia conforming to IS 14735: 1999 complete all as specified and directed by Engineer- in- charge

S & F UPVC bends inspection door (any angle), 75 mm dia conforming to IS 14735: 1999 complete all as specified and directed by Engineer- in- charge

S&F 110mm dia UPVC junction single, (single T) equal or unequal with access door complete all as specified and as directed.

M & L for PVC (SWR ) gully trap 125/110 mm with grating or without grating and jointing with solvent cement and fixed in position complete all as specified and directed including cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

SUMAN CONSTRUCTION

M/S Tapan Sur

Guru Charan Mahata

JEETEN ENTERPRISE

M/S C C CONSTRUCTION

VICKY ENTERPRISE

M/S OM BUILDERS