Repair/ replacement of sewage lines, desludging, reapir and cleaning of oxidation pound and repair to area drainage, culverts cover slab and other misc works at AF Station under GE (AF) Tezpur

Amount

Surface dressing on the embankment of oxidation pond and drains not exceeding 15cm deep in soft/ loose soil, cleaning of vertical surface and berms of drain by trimming and removing vegetation bushes/ small trees and depositing the same to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5 metres above the starting point complete all as specified and as directed.

Collecting and taking out soil/Silt and mud deposited in oxidation ponds and from drains, channels and culvert beds & removing to a distance n exc 50 m and depositing where directed at a level n exc 1.5m above the starting point complete all as specified and as directed.

Taking out vegetation / water weeds and floating materials from the oxidation ponds of size 124mx46m (approx) and depositing the same to a distance not exceeding 50m complete all as specified and directed

All as per srl item no 03 here-in-before but Oxidation pond of size 84mX31m (Approx)

Cleaning of blockage of WC/ EWC by taking out blocked wastes/silt and mud, including removal and washing down thoroughly for free flowing complete all as specified and directed.

Cleaning blockage of Gully trap, nahani trap by taking out blocked wastes/silt and mud, including removal and washing down thoroughly for free flowing complete all as specified and directed.

M&L for taking out sludge from septic tanks/sewage sumps /manholes etc with motors/pump sets and removing the same to a distance n exc 50 m away from starting point and depositing in pits n exc 10 sqm on plan and n exc 1.5 m in depth covered by ordinary soil to thickness not less than 30 cm from existing ground level including sprinkling of bleaching powder over the area of trenches and on the cleared septic tank and incl necessary excavation and earth work in soft/loose soil complete all as specified and directed.

Bailing out waste water from septic tank/sludge chamber/soakage well up to top of sludge /broken brick media using sewage pump/by manual and disposal of the same to a distance n exc 50 m away from starting point and depositing in pits not exc 10 sqm on plan and n exc 1.5 m in depth, returning filling in of pit after soaking of water including sprinkling of bleaching powder over the trenches and incl necessary exc and earth work in soft/loose soil complete all as specified and directed.

Cleaning of 100mm bore sewage line/pipe by rodding in to manhole suitable method to clear the sludge/blocking etc logged in side the sewage line and well flushing with water to drain the loose sludge etc inside the sewage line from manhole to manhole including removing and re-fixing the manhole cover complete all as specified and directed.

All as per item 9 here before but in size 150 mm.

All as per item 9 here before but in size 200 mm.

Excavation in trenches not exc 1.5 m in depth and n. exc. 1.5 m wide for laying of drain pipes, pipe line, foundation for manhole like n exc 10 sqm plan and n. exc. 1.5 m in depth or as in sooft/loose soil getting out complete all as specified and as directed.

All as per item 12 here before but excavation in trenches exc. 1.5 m in depth but n. exc. 3.0 m in depth .

All as per item 12 here before but excavation in trenches exc. 3.0 m in depth but n. exc. 4.5 m in depth .

Excavation over area, n. exc 1.5m depth and getting out, complete all as specified and directed.

All as per item 15 here before but excavation in trenches exc. 1.5 m in depth but n. exc. 3.0 m in depth .

All as per item 15 here before but excavation in trenches exc. 3.0 m in depth but n. exc. 4.5 m in depth .

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

Removal of surplus soil to a distance n exc 50 m 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 salt glazed stoneware drain pipe 150 mm internal dia grade 'A' laid in trenches and jointed and tested with & Including demoliton of old SGSW/RCC/CI pipe complete all as specified and as directed

M&L for PCC type C2 (1:3:6) for concrete bed to drain pipes for 150 mm internal dia 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 salt glazed stoneware drain pipe 100 mm internal dia grade 'A' laid in trenches and jointed and tested with & Including demoliton of old SGSW/RCC/CI pipe complete all as specified and as directed

M&L for PCC type C2 (1:3:6) for concrete bed to drain pipes for 100 mm internal dia 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 salt glazed stoneware drain pipe 200 mm internal dia grade 'A' laid in trenches and jointed and tested with & Including demoliton of old SGSW/RCC/CI pipe set in CM complete all as specified and as directed.

M&L for PCC type C2 (1:3:6) for concrete bed to drain pipes for 200 mm internal dia 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 brick work with sub class "B" bricks straight or curved on plan exceeding 6m mean radius with old size bricks locaaly available built in cement mortar 1:4 including demolition of old brick work built in cement mortar complete complete all as specified and as directed.

M & L for rendering 10 mm thick on fair faces of brick work in CM 1:4 by using water proofing compound as per manufacture instruction by weight of cement finishing the surfaces even and smooth with out using extra cement complete all as specified and as directed. Note:- WPC will be paid seprately.

M & L for rendering 15 mm thick on other than fair faces of brick work in CM 1:6 finishing the surface fair and even complete all as specified and as directed.

Supply only integral water proofing compound.

M&L for Precast reinforced cement concrete in cover slabs for manhole, Culverts, Septic tank & soak pit slabs and Connected Works type B1 (1:2:4) set in CM 1:4 using 20 mm Graded stone aggregate including necessary form work and demolition of RCC of any description and in any position complete all as specified and as directed. Note:- Reinforcement shall be measured and paid separately

M&L for TMT bars 5mm dia and over upto and including 10 mm dia cut to length bent to shape as required incl cranking and binding with and incl MS wire (anealed) not less than 0.90 mm dia as in reinforcement complete all as specified and as directed.

M&L for PCC type D-2 (1:4:8 ) using 40 mm graded stone aggregate for Foundation and Mass Concrete complete all as specified and as directed.

M&L for PCC Type B1 1:2:4 using 20mm graded stone aggregate as in coping & hounching for manhole complete all as specified and as directed.

M&L for PCC type C-2 1:3:6 (using 40 mm graded stone aggregate) as in surface channels, drains including demolition of old PCC complete all as specified and directed.

M&L Cement concrete in sunken portion Type E2 1:5:10 (using 40mm graded aggregate) complete including demolition of PCC in sunken portion (unreinforced) of any description and in any position complete all as specified and directed .

Supply and fix as in repairs vitreous china squatting pan of orissa pattern long pan size 580 mm x 440mm white back inlet and including provision of PCC or lime concrete bedding,, 100mm dia Vitreous china 'P' trap with long arm, and 32 mm dia flush pipe etc and removal of debris complete all as specified and as directed.

M&L for Rendering 10mm thick in CM 1:3 using water proofing compound @ 3% by weight of cement finished even and smooth without using extra cement and curved adqutely and after drying apply two coats of epoxy resin of Fosroc or equivalent both on floor and walls of sunken poriton and tested complete all as specified and as directed. Note:- WPC will be paid seprately

S&F in repair 125x110mm PVC (SWR) Gully Trap with grating/Cover including jointing to sewage pipe with solvent cement and fixed in cement concrete type B1 (1:2:4) complete all as specified and as directed.

S&F in repair stack clamps made out with flat iron of size 25 mm x 4 mm thick incl bolt and nuts and securing ends to wall for 110/75 mm bore pipe complete all as specified and as directed.

S&F in repair PVC (SWR) floor traps 75 mm plain with greating including jointing with solvent cement complete all as specified and as directed.

S&F 110 mm dia PVC (SWR) pipes single socketed ,in any length with rubber ring joints, jointed with solvent, fixed to walls etc including taking down old sewage pipes/rainwater pipes with fittings complete all as specified and directed.

S&F 75 mm dia PVC (SWR) pipes single socketed ,in any length with rubber ring joints jointed with solvent, fixed to walls etc including taking down old Sewage pipes/rainwater pipes and fittings complete all as specified and directed.

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

S&F 110 mm dia PVC (SWR) Reducer complete all as specified and as directed.

S&F for 75 mm dia PVC (SWR) bend with inspection eye complete all as specified and directed.

S&F for 75 mm dia PVC (SWR) junction (Single T) equal or unequal with access door complete all as specified and directed.

S&F PVC (SWR) Vent Cowl 75mm dia complete all as specified and as directed.

S&F in repair plastic water closet seat cover, white, with mild steel chromium plated hinging device complete all as specified and directed.

S&F in repairs 10 litres capacity PVC valve less syphonic action type, flushing cistern, low level with inlet ball valve, flush pipe long/short and bracket etc,including taking out old one complete all as specified and directed.

S&F in repairs 50 mm bore ,low density polyethylene pipes (HDPE) of pressure rating 6 kg/cm2 including all fittnigs for collecting waste form WHB and sinks, complete all as specified and as directed.

Taking down and re-fixing of Vitreous China Wash Hand Basin, white, flat back, size 550x400mm on existing brackets after necessary repair work but including replacement of PVC waste pipe 800mm long with CP coupling etc complete all as specified and directed.

S&F in repair for vitreous china wash down water closet pan (EWC), (Pedestal Pattern) white with & including pvc Seat cover fixed with Mild Steel CP hinging device, Vitreous China P/S Trap complete all as specified and as directed

S & F in repair grating doom round with/without waste hole, 100mm size of PTMT, complete all as specified and directed.

S & F in repair grating doom round with/without waste hole, 125mm size of PTMT, complete all as specified and directed.

S & F in repair for 15mm bore pillar tap, cast copper alloy, with capstan heads, chromium plated screwed down high pressure, with or without lettered ‘Hot’ or ‘Cold’ with long screwed shanks and fly-nuts, screwed for iron pipe complete all as specified and as directed.

S & F in repair for 15mm stop valve/ angle valve chromium plated , cast copper alloy screwed down, high pressure, with capstan head, screwed for iron pipes or brass ferrule complete all as specified and as directed.

S & F in repair PVC flush pipe 32mm dia, high density for high or low level flushing cistern.

S & F in repair for 32mm dia X 800mm PVC waste pipe for WHB including PTMT waste coupling complete all as specified and as directed.

S & F in repair PVC connection 15x600mm long suitable complete with brass nuts complete all as specified and as directed.

S & F 15mm dia pipe GI medium grade tubing with all fitting and fixed to wall ceiling or laid in floors including taking down old one complete all as specified and as directed.

Cutting chases, pinning in, making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10cm girth complete all as specified and directed.

M&L Coloured Glazed ceramic tiles in vertical surface 450mm x300mm x 7 to 8 mm thick set and jointed in neat cement slurry and pointed in white or coloured cement to match over and including 10mm thick rendering in CM 1:3 finised even and rough to receive wall tiles including dismantling of old wall tiles and disposal of rubbish complete all as specified and directed.

M&L for Non Skid ceramic coloured tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement over and including 15mm thick screed bed or bedding layer in CM 1:6 and dismantling of old floor tiles, rubbish off primeses to match. complete all as specified and as directed.

M&L for cutting into existing manholes for connecting new SGSW pipes of dia 100/150/200mm, making good to pipe and rendering, cutting out existing benching for the and forming bracnch channel in cement concrete 1:2:4 type B-1 smooth finished and reforming benching as required complete all as specified and as directed.

Taking down & refixing 10 Ltr Capcity PVC flushing cistern after necessary repair work including connection to IWC/EWC and PVC connection complete all as specified and as directed.

Dismantling of brick ( laid flat or on edge) in floors, channels, kerbs, approns, etc. (each layer) laid, bedded and pointed in any mortar complete all as specified and as directed.

Removing mortar from and cleaning bricks, stacking for measurement including all extra handling, removing and disposing off rubbishes complete all as specified and as directed.

Taking down cement plaster, any description on brick or stone walls etc. including racking out joints, hacking for key, scrubbing down with water and M & L for rendering 15 mm thick plaster in CM (1:4) on fair faces of brick work or concrete surfaces finish even and fair without using extra cement complete all as specified and as directed.

Material and labour for bricks, sub class B, laid flat, as in drain, old size bricks, jointed in cement mortar (1:6) and pointed in cement mortar (1:3) complete all as specified and as directed.

All as per serial item No. 69 here-in-before but except brick (old brick obtained from serial item No 67 here-in-before shall be reuse).

Material and labour for bricks, sub class B, laid on edge in floors, old size bricks, jointed in cement mortar (1:6) and pointed in cement mortar (1:3) complete all as specified and as directed.

All as per serial item No. 71 here-in-before but except brick (old brick obtained from serial item No 67 here-in-before shall be reuse).

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

Add or deduct for each 25mm girth or part thereof over or under 30cm for forming fair finished drain or channel in cement concrete, using extra cement including forms, moulds, mitred/ stopped ends etc. complete all as specified and as directed.

Racking out joints/ pointing to brick work in walls or to bricks on edge in floors, surface channels, built in cement mortar not less than 12mm deep washing the joints, removing rubbish complete all as specified and as directed.

M& L for flush pointing to bricks on edge paving in cement mortar (1:4), concrete surface complete all as specified and as directed.

M & L for flush pointing to bricks on flat paving in cement mortar (1:4), concrete surface complete all as specified and as directed.

M& L for 200 mm bore Reinforced concrete pipe , class NP3 and Jointed complete with cement concrete (1:3:6) type C-2 as in bed to drain pipes including packing under, and completely surrounding pipe with concrete after they are laid and tested including dismantling of old one jointed in cement mortar complete all as specified and as diercted

M & L for 450 mm dia reinforced concrete pipes, class NP3, laid and jointed with cement concrete (1:3:6) type C-2 as in bed to drain pipes, including packing under, and completely surrounding pipe with concrete after they are laid and tested including dismantling of old one jointed in cement mortar complete all as specified and as directed.

M & L for 600 mm dia reinforced concrete pipes, class NP3, laid and jointed with cement concrete (1:3:6) type C-2 as in bed to drain pipes, including packing under, and completely surrounding pipe with concrete after they are laid and tested including dismantling of old one jointed in cement mortar complete all as specified and as directed.

M & L for preparation of newly plastered or priviously un-treated wall or concrete surfaces and applying two coats of cement base paint over a coat of primer complete all as specified and as directed.

M/S Luit Construction

M/S N G CHOWDHURY