Repair/cleaning to sewage lines, manholes, septic tank/soakage well/filter bed/sewage pump of STP at Misa Camp under GE (S) Tezpur

Amount

BR WORKS:- 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 complete all as specified and directed.(Note:-(a) All coping’s, corbels, cornices and other projections shall be included with the wall measurements. (b) The rates include taking down walls, etc, with plaster but the measurements will be exclusive of plaster thickness. (c) Honeycomb brickwork and hollow concrete blocks shall be measured solid. (d) Item shall be applied to brickwork and stone masonry other than in roofs and pavings/floors).

Demolition of Cement concrete(unreinforced) in ground floors and pavings n exc15 cm thickness (below or above ground level) complete all as specified and directed.

Demolition of Reinforced Cement Concrete (reinforcement cut as required to facilitate demolition) as in roofs, floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended work complete all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) removing serviceable tiles to stores and rubbish off the premises. all as directed.

Demolition and breaking up 150mm internal dia of drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar complete all as specified and directed.(Note:-The masurements shall be taken along the centre line of pipe and fittings. Excavation work shall be measured separately).

Demolition and breaking up 300mm internal dia of drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar complete all as specified and directed.(Note:-The masurements shall be taken along the centre line of pipe and fittings. Excavation work shall be measured separately).

Taking up or down PVC drain pipes of 110/75mm in any position including all fittings complete all as specified and 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, sewage pipe line etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out soft/loose soil complete all as specified and directed.

Excavating in trenches, n exc 1.5 m wide and exc 1.5 m but n exc.3.00m in depth; for foundation, etc. or for shafts, wells, cesspits,manholes, pier holes, sewage pipe line etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out soft/loose soil complete all as specified and directed.

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

Removing excavated material(Soils) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed.

M & L for broken bricks as in loose filling with aggregates of gauge 80 to 150 mm in soakage pits, soakage wells complete all as specified and directed.

M & L for Sand filling under floors or in foundations including watering and consolidation including Spreading and levelling in layers n exc. 25cm thick complete all as specified and directed.

Material and labour for providing Cement concreteType C2 1:3:6 (40 mm graded crushed aggregate) in foundations,filling and mass concrete all as specified and directed.

Material and labour for Plain Cement Concrete (1:2:4) type B1 using 20 mm graded stone aggregate as in copping/benching including weathering slightly rounded or chamfered angles and throating all as specified and directed.

Material and labour for providing Precast Reinforced Cement Concrete(1:2:4) type B1 using 20 mm graded aggregate as in cover slabs set in cement mortar (1:4) all as specified and directed.

Material and labour for brick work with sub class B bricks, straight or curved on plan exc 6m mean radius, built in Cement mortar 1:6 all as specified and directed.

Supplied and fixed Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.(Note:-The rates include for fixing and for bracing, supporting or otherwise holding firmly in position so that the placing and ramming of concrete will not displace it).

Material and labour for Non - skid Ceramic colour tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc. set and jointed in neat cement slurry and pointed in coloured cement to match over screed bed or bedding layer of Cement plaster(1:4) 15 mm thick for laying floor finishes complete all as specified and directed

Material and labour for Glazed ceramic Coloured tiles in vertical surface not less than 450X 350X 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match over screed bed or bedding layer of Cement plaster(1:4) 10 mm thick for laying floor finishes complete all as specified and directed

Material and labour for Machine pressed precast conctete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with Grey Cement and pigment complete all as specified and directed

Material and labour for 75mm thick Cement concrete type C-2,1:3:6 (40mm graded crushed aggregate)in plinth protection ,foot path,sub base etc. complete all as specified and directed.

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

Material and labour for 15mm thick rendering in cement mortar (1:4) on brick or concrete surfaces finished even and smooth using extra cement complete all as specified and as directed.

Supply and fix, as in repairs, vitreous china squatting pan of "Orissa" pattern long pan, size 580 mm x 440mm, white, with ‘P’ or ‘S’ trap, front or back inlet and foot rest, any pattern (excluding flushing cistern and flush pipe) including connection to trap and to flushing pipe, anti syponage pipe etc., complete including making good to floor all as specified and directed.

S & F 110mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors all as specified and directed.

S & F 75mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors all as specified and directed.

S & F 75mm bore PVC (SWR) bends with access door any radius all as specified and directed.

S & F 110mm bore PVC (SWR) bends with access door any radius all as specified and directed.

S & F 75mm bore PVC (SWR) junction single,(Single T) equal or unequal all as specified and directed.

S & F 110mm bore PVC (SWR) junction single,(Single T) equal or unequal 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 cement concrete 1:2:4 type B-l smooth finished, and reforming benching as required for 100mm Internal dia of pipe all as specified and directed.

Material and labour for Cement concrete bed of 1:3:6 type C-2 to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested; in 150mm bore of pipe complete all as specified and directed.(Note:-(a) The rates for concrete beds to drain pipes cater for the following widths and thickness. (i) Thickness of bed below the barrel of pipes: 10cm for pipes 150mm dia .(ii) Width of bed: Outer diameter of drain pipes (not of sockets/collars) plus 30 cm. (b) If thicker beds or surrounds are ordered, the thickness of concrete shall be measured as ‘concrete in foundations’.(c) The rates include for any necessary shuttering and supports to concrete and for laying beds to falls. (d) Excavation, refilling, etc., of trenches shall be measured separately).

M & L for 150mm Internal diameter of salt glazed stoneware drain pipes of grade 'A' laid in trenches and jointed complete all as specified and directed.(Note:-(a) The rates include for laying pipes level or to falls in trenches, on concrete bed or directly on hard grounds as indicated and making joints and testing as specified. Excavation and earthwork shall be measured separately. (b) The measurements shall be net as fixed between the fittings without any allowances for cutting and waste. Fittings such as bends, junctions, etc. shall be enumerated afterwards and measured separately. Rates include all necessary extra joints, waste and cutting).

M & L for 300mm bore of Reinforced concrete pipes, class NP3, laid and jointed complete with collars all as specified and directed.(Note:-(a) The rates include for laying pipes level or to falls in trenches, etc. on concrete bed or directly on hard ground as indicated and making joints and testing as specified. (b) The pipes shall be measured net as fixed between the fittings and specials, if any, without any allowance for cutting and waste. (c) Fittings and specials shall be measured separately. The rates include for all necessary extra joints, waste, and cutting etc. Excavation and earthwork shall be measured separately).

Opening of blokage to nahni trap,WC, floor trap,exc including washing/cleaning upto Ist manhole complete all as directed.

Opening of blokage Gully trap, of WC outlet, including washing/cleaning upto Ist manhole complete all as specified.

Rough excavation in soft/loose soil and getting out for shallow pit n. exc 1.5 m deep and spraying adequate quantity of bleaching powder inside the bottom pits and its walls as well over the sludge for hygienic condition, and spreading levelling in layers the excavated earth on the shallow pits to cover the sludge in the pit, complete all as specified and directed. Note: Bleaching powder shall be measured and paid separately under relevant item of schedule.

Cleaning of septic tank/STP including drainage system by blocking temporarily the inlet with approved wooden plugs and bailing/ pumping out water from septic tank/soak pit and scraping out sludge, organic matter /inorganic matter, soft /semi solid matter and removing to distance exc 50 m but n.exc 100 m from the starting point and filling into shallow pits n.exc 1.5 m deep and removal of wooden plugs and channeling the water back complete all as specified and as directed. Note :- (a) Net volume of sludge shall be measured after dewatering by depositing in a shallow pit. The depth of sludge is taken by rodding after the sludge is dewatered and dried or reducing 20% from bulk volume.

Material and labour for bleaching powder to be used in pit for depositing sluddge in open space by diging.

Taking down existing damaged EWC/ IWC alongwith complete PCC and lime concrete from sunken floor and providing newEWC/ IWC and water proofing treatment to sunken floor as per following stage :- (i) 15mm thick plastering in CM (1:2) with WPC at all around and base of sunken floor with proper slope. (ii) Applying a coat of 85/25 gde hot bitumen @ 0.7Kg/Sqm over a coat of bituminous primer @0.5Kg/Sqm and then pasteing of polythene film, 150 micron, natural colour with cold cut back adhessive. (iii) Fixing of 25mm dia GI pipe (med gde) spout of length 45 cm (iv) Providing lime concrete and cement concrete to fill up the sunken floor (PCC 1:4:8) after testing of water tightness.

Cleaning of blocked /socked manholes inclding removal of sludge/ dirt etc of any size and depth upto 0.75m incl removing and refixing existing man hole cover slab without damage and any depth of manholes etc complete all as directed.

Cleaning of blocked /socked manholes inclding removal of sludge/ dirt etc of any size and depth from 0.75m to 1.50m incl removing and refixing existing man hole cover slab without damage and any depth of manholes etc complete all as directed.

Cleaning of blocked /socked manholes inclding removal of sludge/ dirt etc of any size and depth from 1.5m to 3.00m incl removing and refixing existing man hole cover slab without damage and any depth of manholes etc complete all as directed.

Cleaning of sewage pipe line of 100 mm to 200mm dia ,by rodding and removing complete dirt / silt / sand etc in any dia complete all as directed.

Ms N D Enterpise

KAMAKHYA CONSTRUCTION AND BUILDERS