REPAIRS AND CLEANING OF SEWAGE LINE, MANHOLES, SEPTIC TANK, FILTER BEDS AND REPAIRS TO SUNKEN FLOORS AND INTERNAL WATER SUPPLY AT IAM, VV CAMP, 26 ED AND MP CAMP UNDER GE(AF) MARATHAHALLI, BANGALORE

Amount

Material and Labour for Cleaning of Sewer lines from Manhole to Manhole of any depth and any dia of pipe including testing sewer line by pouring water complete all as directed by Engr-in-Charge.

Cleaning of Manhole of any size and any depth including taking out sludge, sewer water, any other materials etc and disposal of the same outside MD land complete all as directed by Engr-in-Charge.

Excavation in trenches for exposing the Sewage line and breaking or puncturing SGSW pipe horizontally on top to facilitate for clearing the blocked sewer line from Manhole to the location where the SGSW pipe is blocked, and covering the broken or punctured portion of SGSW pipe from the top and sealing the opening with suitable sleeve or cover in cement mortar 1:3 including returning filling and ramming in trenches with excavated earth and disposal off surplus earth to a distance not exceeding 50 m complete all as directed by Engr-in-charge (irrespective of depth and type of soil).

Cleaning of blockages from Nahani trap to Gully trap by Roding etc and cleaning the sludge from NT taking up and refixing the grating in Cement mortar 1:3 including testing by pouring the water until smooth flow, complete all as directed by Engr-in-charge.

Cleaning of blockages from Gully trap to 1st Manhole length of sewer line not exceeding 5mtr by roding etc and cleaning all sludge from Gully trap to 1st Manhole including pouring water until the smooth flow and necessary earth work and disposal of sludge etc complete all as directed by Engr-in-charge.

Cleaning of blockages from water closet including cleaning the soil pipe (for 1st and 2nd floor) by removing the access door cover in the bend and refixing it after cleaning the pipe, pouring water until smooth flow including necessary earth work and making good damages, if any to plinth protection, Manhole etc., all as directed by Engr-in-charge.

Demolition of existing SGSW gully trap including PCC kerb etc and Supply and Fix SGSW gully trap Square mouthed 100mm size set in cement concrete 1:3:6, type C1, block measuring 450mm and 100mm thick bed concrete and jointing to drain pipe in cement mortar 1:1 including 100x150mm high PCC kerb in cement concrete 1:2:4, type B1 with Cast Iron perforated grating of size 150 x 150mm, bituminous coated including disposal of waste/ sludge complete all as directed by Engr-in-charge.

Demolition of PCC around floor trap and dismantling existing floor trap and cleaning the blockage of pipe from floor trap to gully trap and Supply and Fix PVC (SWR) floor / Nahani trap of size upto 100mm (square / round) in existing pipe and embedding in Cement mortar 1:1, including lowering or raising with vertical piece with PVC pipe for jointing trap and fixing gratings at true level of floor complete all as directed by Engr-in-charge.

Removing / Bailing of sewage water from the septic tank of various capacities and disposal outside MD land including necessary cutting and removing all vegetations/bushes etc in and around septic tank and filter bed and removing debris outside MD land complete all as directed by Engr-in-charge. Note: Cost of Cutting and removing of bushes shall deemed to be included in the quoted rate against the item.

Removal of sludge deposits/sediments from septic tank of various capacities and disposal of the same outside MD land including cutting and removing all vegetations/bushes etc., in and around septic tank and filter bed including uprooting of small plants around septic tanks and filter beds and removing debris outside MD land complete all as directed by Engr-in-charge.

Removal / taking out of sludge, muck consisting of loose aggregate sediments, mud etc from filter bed and refilling the same after cleaning/washing into the filter bed complete all as directed by Engr-in-charge.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth, and getting out in hard / dense soil etc., including trimming bottom and sides of trenches, levelling/grading and ramming bottom of excavation complete all as specified and directed by Engr-in-charge.

Excavation in trenches not exceeding 1.5m wide and exceeding 1.5m and not exceeding 3.0m in depth, and getting out in hard / dense soil etc., including trimming bottom and sides of trenches, levelling/grading and ramming bottom of excavation complete all as specified and directed by Engr-in-charge.

Returning, filling in including spreading, levelling watering and well ramming in layers not exceeding 25cm thick in hard / dense soil complete all as directed by Engr-in-charge.

Removing excavated soil to a distance exceeding 50m and not exceeding 100m and depositing where directed at level not exceeding 1.50m above the starting point complete all as directed by Engr-in-charge.

Demolition and breaking up drain pipe SGSW (Salt glazed stone ware) set in Cement Mortar, 150mm internal dia and getting out from trenches complete all as directed by Engr-in-charge.

Material and Labour for Cutting into existing Manhole for connecting new drains, making good to pipe and rendering, cutting out existing benching and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4, type B1, smooth finished, and reforming benching as required for internal dia of pipe 150mm complete all as specified and directed by Engr-in-charge.

Material and Labour for 150mm internal dia of pipe SGSW (salt glazed stone ware) drain pipes laid in trenches and jointed in CM (1:1)and tested complete all as specified and directed by Engr-in-charge.

Material and Labour for Concrete bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested in PCC 1:3:6, type C2, (using 40 mm graded stone aggregate) for 150 mm bore pipe complete all as specified and directed by Engr-in-charge.

Demolition of brick work or stone masonry built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc but excluding ashlar facings dressed stonework and precast concrete articles including PCC coping etc., including disposal of debris outside MD land complete all as specified and directed by Engr-in-charge.

Material and Labour for brick work with sub class 'B' bricks (old size bricks) straight or curved on plan exc. 6.00m mean radius built in cement mortor 1:6 all as specified and directed.

Material and Labour Pre-Cast Cement Concrete block masonry with solid blocks, in PCC 1:3:6, type C1, using 20mm graded stone aggregate exc. 10 cm in width and setting in CM (1:6), complete all as specified and as directed by Engr-in-charge.

Material and Labour for Plain Cement Concrete 1:2:4, type C1 (using 20mm graded stone aggregate) as in coping, benching including finishing the concrete surface even and smooth without using extra cement complete all as specified and directed by Engr-in-charge.

Material and Labour for Extra for forming fair finished drain or channel of manholes 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/stopped ends etc., complete all as specified and directed by Engr-in-charge.

Taking down Cement Plaster of any description on brick or stone walls or concrete surfaces, etc. including raking out joints, hacking for key, scrubbing down with water, etc complete and removing the rubbish off the premises to a distance n.exc.50m complete all as specified and directed.

Material and Labour for Rendering 15mm thick on fair faces of brick work or concrete surfaces of walls in CM (1:4) finished even and fair without using extra cement complete all as specified and as directed by Engr-in-charge.

Material and labour Plain cement concrete (1:3:6) type C2 using 40 mm graded stone aggregate as in foundations of Manholes and mass concrete all as specified and directed.

Demolition of reinforced Cement concrete (reinforcement cut as required to facilitate demolition) of any description and in any position Complete all as specified and as directed.

Material and Labour for Precast cement concrete 1:2:4, type B1, as in Cover slabs for man holes and set in Cement Mortar 1:6 including finished top surfaces cover even & fair Complete all as specified and directed by Engr-in-charge.

Material and Labour for Form work to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter with rough finished surface of concrete Complete all as specified.

Material and Labour for Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required including cranking, bending spirally for hooping ends and binding with mild steel wire (annealed) not less than 0.9 mm dia or securing with clips all as specified.

Supply Only Integral Waterproofing Compound Complete all as specified and as directed.

Dismantling Floor hearth or wall tiling including cement mortar bedding (but not backing) and removing serviceable tiles to store and rubbish off the premises (Outside MD land) Complete all as specified and as directed.

Demolition of Plain Cement concrete (Unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) and removing rubbish outside MD land Complete all as specified and as directed.

Demolition of Lime Concrete above floors sunken floors n exc 15 cm thickness (below or above ground level) and removing rubbish outside MD land Complete all as specified and as directed.

Taking down or up 100mm cast iron pipes (including all fittings), with spigot and socket ends and cement or rubber gasket joints including burning out joints and recovering lead

Taking down or up 75mm cast iron pipes (including all fittings), with spigot and socket ends and cement or rubber gasket joints including burning out joints and recovering lead

Taking down or up 110mm PVC (SWR) Pipes (including all fittings), with spigot and socket ends and cement or rubber gasket joints including burning out joints and recovering lead

Taking down or up 75mm PVC (SWR) Pipes (including all fittings), with spigot and socket ends and cement or rubber gasket joints including burning out joints and recovering lead

Material and Labour for Walling of squared rubble, Bangalore type, coursed, well bonded, bedded and solidly hearted, built in, CM 1:6 including hammer dressing face bed Complete all as specified.

Material and Labour for PCC 1:2:4 type B0 using 12.50 mm graded stone aggregate as in kerb, Copings, padding cement and the like including weathering, slightly rounded or chamfered angles and throating etc bring the slops towards spouts in sunken floors etc Complete all as specified and as directed.

Material and labour for Screeding / rendering 15mm thick on fair faces of brick work or concrete surfaces of bottom and sides Sunken floors in Cement Mortar 1:3 mixed with Integral Water proofing Compound finished even and fair using extra cement complete all as specified and as directed by Engr-in-charge. (Note: Integral Water proofing compound will be measured and paid for separately).

Supply Only Integeral Water proofing Compound all as specified.

Supply and Fixing in repairs HDPE Pipe of Size 40 mm dia as in Spouts all as specified and directed.

Material and labour for Applying evenly a tack two coat of industrial bitumen 85/25 grade at the rate of 1.5 kg per sq.m/per coat including cleaning surfaces complete all as specified and directed.

Material and labour for Preparation of surfaces by removing dust, dirt and applying Oil bound bitumen primer @ 0.20Kg/sqm and providing 4mm thick APP modified water proofing membrane weighing not less than 4.0Kg/sqm reinforced with non woven polyester matt weighing not less than160gm/sqm having softening point not less than 150 degree centigrade, having tensile strength of 650N/sqcm and 350N/sqcm in longitudinal and transverse directions respectively of the reinforcement tearing strength of 180N by torch application with minimum 10cm side overlap and 15cm end lap, applying a coat of blown grade hot bitumen 90/15 over the membrane @ 1.2Kg/sqm all as specified and as directed.

Material and labour Plain cement concrete (1:4:8) type D2 using 40 mm graded stone aggregate as in Lean Concrete to Sunken floor filling all as specified and directed.

Supply and Fixing in repairs 110mm PVC (SWR) pipes Single socketed in any length with rubber ring joints fixed to walls, laid in floors or in trenches with PVC clamps and saddles complete all as specified and as directed.

Supply and Fixing in repairs 75mm PVC (SWR) pipes Single socketed in any length with rubber ring joints fixed to walls, laid in floors or in trenches with PVC clamps and saddles complete all as specified and as directed.

Supply and Fixing in repairs 50mm PVC (SWR) pipes Single socketed in any length with rubber ring joints fixed to walls, laid in floors or in trenches with PVC clamps and saddles complete all as specified and as directed.

Supply and Fixing in repairs PVC bends suitable for 110mm dia PVC (SWR) pipes Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC bends suitable for 75mm dia PVC (SWR) pipes Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC (SWR) Branch piece 110mm bore, Single (single Y) equal or unequal Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC (SWR) Junction Single 110mm bore, (Single T) equal or unequal Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC (SWR) Branch piece 75mm bore, Single (single Y) equal or unequal Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC (SWR) Junction Single 75mm bore, (Single T) equal or unequal Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC (SWR) Gully trap 125/110 mm, setting and jointing with Solvent Cement Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC (SWR) Floor trap 75mm, Plain with grating including jointing with Solvent Cement Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs PVC (SWR) Floor multi trap 75mm, Plain with grating including jointing with Solvent Cement Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs Galvanised iron pipes, 15mm bore, medium grade, with all fittings and connections, laid in floors or trenches / fixed on walls / ceilings and testing including making holes / chasis in walls and making good complete all as specified and as directed.

Supply and Fixing in repairs Galvanised iron pipes, 20mm bore, medium grade, with all fittings and connections, laid in floors or trenches / fixed on walls / ceilings and testing including making holes / chasis in walls and making good complete all as specified and as directed.

Material and Labour for 25 mm thick Plain Cement concrete (1:2:4), type B0 (using 12.50 mm graded stone aggregate) as in floors finished cement concrete surface finished rough to receive tiles without using extra cement Complete all as specified and directed.

Material and labour for coloured non skid ceramic tiles, size 300 x 300mm, 7mm thick in floors etc set and jointed in neat cement slurry and pointed in white cement mixed with colour pigment to match the shade of floor tiles over screed bed or bedding layer of mortar 15 mm thick in cement mortar 1:6 for laying floor finishes all as specified and as directed.

Material and Labour for Coloured Glazed Ceramic tiles of Size 300 x 200 x 6 mm or 7 mm thick on Vertical surfaces such as Skirting/ dados, set and jointed in neat cement slurry and pointed in white or coloured cement to match with tiles Over 10 mm thick in Cement Mortar 1:4 complete all as specified and as directed.

Material and labour for Rendering 10mm thick on fair faces of brick work or concrete surfaces of Walls in CM (1:6) finished even and fair without using extra cement complete all as specified and as directed by Engr-in-charge.

Material and labour for Rendering 5mm thick on fair faces of concrete surfaces of ceilings in CM (1:3) finished even and fair without using extra cement complete all as specified and as directed by Engr-in-charge.

Material and Labour for Preparation of newly plastered surfaces of Ceilings and applying three coats of white wash complete all as specified and as directed by Engr-in-charge.

Material and labour for Preparation of newly plastered surfaces of walls and applying two coats of Oil bound distemper over a coat of alkali resistant primer all as specified and directed.

Supply and Fixing in repairs Vitreous china, Squatting pan, ‘Orissa’ pattern size 580 x 440 mm White with Integral foot rests and ‘P’ (or) ‘S’ Trap complete including connection to trap and flushing pipe, anti syphonage pipe etc but excluding flushing cistern and flush pipe including filling up with required concrete in sunken floors, complete all as specified and as directed by Engr-in-charge.

Supply and Fixing in repairs Vitreous china wash down water closet pedastal pattern white pattern (excluding fixing bolts, flushing cistern and flush pipe) including plastic water closet seat, white cover, closed pattern with flat bottom and cover and mild steel chromium plated or aluminised hinging device complete all as specified and as directed.

Supply and Fixing in repairs PVC valveless syphonic action type low level flushing cistern of 10 ltrs capacity with inlet, ball valve, float, flush pipe and handle including brackets etc, complete all as specified and as directed by Engr-in-charge.

Supply and Fixing in repairs Fush pipe of Polyethylene of low or high density or PVC. 32 mm dia, for low level cistern Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs 15 mm bore bib taps, cast copper alloy, Chromium Plated, fancy type, with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule complete all as specified and as directed by Engr-in-charge.

Supply and fixing in repairs PVC Connections 15mm size with PTMT nuts of length 450mm complete all as specified and directed.

Supply and Fixing in repairs 15 mm bore Stop Valves, fancy type, chromium plated, screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipes or for union fixed of fixed all as specified and as directed by Engr-in-charge.

Material and Labour PCC 1:3:6, type C1, using 20mm graded stone aggregate as in base concrete complete all as specified and as directed by Engr-in-charge.

Supply and Fixing in repairs PVC (SWR) Gully trap 125/110 mm, setting and jointing with Solvent Cement Complete all as specified ane directed by Engr-in-Charge.

Supply and Fixing in repairs chromium plated grating, of size 100mm complete all as specified.

Material and Labour for Brick work with sub class 'B' bricks (Old size bricks) straight or curved on plan exc. 6.00m mean radius built in cement mortor 1:4 as in man holes all as specified and directed.

Material and labour for Rendering 15mm thick on fair faces of brick work or concrete surfaces of walls in CM (1:6) finished even and fair without using extra cement complete all as specified and as directed by Engr-in-charge.

Supply and Fixing in repairs PVC (SWR) vent cowl 110MM complete all as specified.

P Ramesh and Co