REPAIR AND CLEANING OF SEWAGE LINE SOAK PITS SEPTIC TANK AND CERTAIN OTHER MISC WORK IN TECHNICAL AND DOMESTIC AREA AT AF STN PURNEA UNDER AGE I AF PURNEA

Amount

Desluding/Dewatering of septic tank/ soakage wells including intel/outlet chambers removing out all scum, silt residuals sludge (both) organic/ inorganic nature) after plugging the incomming sewage lines through combined high pressure water jetting cum suction (vaccum) type machine mounted on LCV/HCV facility of high pressure vaccum and removing the same in the tank to a place outside MOD load meant for the purpose by local municipality complete all as specified and directed by Engr-in-Charge.

Removal of blockage and cleaning of sewage lines of any dia by roding from manholes to manholes or manholes to cleaning eyes, taking out all debris, sludges and solid materials from sewage lines and removing out side MOD land not less than 1000 metres and well flushing with water complete all as specified and directed. Note : Sewage line cleaned through PVC rodding 8 to 10 mm dia / Jet Machine without any extra charge.

M&L for cleaning of cast iron pipes 100mm/75mm bore pipes by rodding with jute bags and well flushing after cleaning fixed in any position with jubilee clips including nuts and bolts, complete all as specified and as directed.

M&L for cleaning of manholes n.exc 1.5m deep and removing sludge/waste material to a distance n.exc 50m and burrying in pits and refilling the same complete all as specified and as directed by Engr-in charge.

Cleaning of floor traps with acid/waste remover and removing waste material etc to a distance not exceeding 50 m and burrying in pits and re-filling the same complete all as specified and as directed by the Engr-in-Charge.

Removal of blockage/waste and cleaning gully traps and Nahani traps with acid / waste remover of any description and size and waste material etc to a distance not exceeding 50 m and burrying in pits and re-filling the same complete all as specified and as directed by the Engr-in-Charge.

Cleaning of blocked WC any type and removing waste material etc to a distance not exceeding 50m and burring in pits and re-filling the same complete all as specified and as directed by the Engr-in-Charge.

Cleaning of shurbs/ bushes around septic tank, filter bed, manholes and along the sewage line etc complete all as specified and as directed.

Excavation in trenches n exc 1.5m wide and n exc 1.5 m deep and getting out in any type of soil, complete all as specified and as directed by Engr-in charge.

Returning filling in including spreading, levelling, watering and well ramming in layers n exc 25cm thickness complete all as specified and as directed by Engr-in charge.

Removing excavated soil to a distance n exc 50m and depositing at a level n exc 1.5 m above the starting point complete all as specified and as directed by Engr-in charge.

Demolition of cement concrete in ground floor and pavings n. exc 15 cm thick below or above ground level complete all as specified and as directed by Engr-in charge.

M&L for PCC (1:4:8) type D2 (using 40mm graded crushed stone aggregate) as in mass concrete and filling of foundation,complete all as specified and as directed by Engr-in charge.

Demolition and breaking up drain pipes any size and any dia (Salt glazed ware, AC or reinforced concrete), set in cement mortar complete all as specified and as directed by Engr-in charge.

S&F reinforced concrete pipes, class NP2, laid and jointed complete with and including collars as in drain pipe 100mm bore in trenches and jointed complete all as specified and as directed by Engr-in charge.

M&L for PCC (1:3:6) type C2 (using 40mm graded stone aggregates) as in bed to 100mm drain pies including packing under and haunching against the sides of pipes after they are laid and tested complete all as specified and as directed by Engr-in charge.

S&F reinforced concrete pipes, class NP2, laid and jointed complete with and including collars as in drain pipe 150mm bore in trenches and jointed complete all as specified and as directed by Engr-in charge.

M&L for PCC (1:3:6) type C2 (using 40mm graded stone aggregates) as in bed to 150mm drain pies including packing under and haunching against the sides pipes after they are laid and tested complete all as specified and as directed by Engr-in charge.

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

M&L for brick work with sub class 'B' brick, straight or curved on plan exc 6 mtr mean radius built in type cement mortar (1:6) complete all as specified and as directed.

M&L for rendering 15mm thick on brick or concrete surfaces of walls in CM (1:4) including finishing the surfaces even and smooth without using extra cement as in manholes, septic tank, filter bed out let drain etc complete all as specified and as directed by Engr-in charge.

M&L for PCC (1:2:4) type B1(using 20 mm graded cushed stone aggregates) as in coping, benching and the like including necessary use and waste of form work complete all as specified and as directed by Engr-in charge.

Demolition of reinforced cement concrete of any description and in any position specifically provided for complete all as specified and as directed by Engr-in charge.

S&F SFRC (Steel Fibre Reinforced Concrete) Precast Concrete Manhole Cover with frame of size 600 mm x 600 mm x 75 mm thick Concrete premium Brand Manhole Covers/frames are manufactured as per IS: 12592 by high frequency vibration techniques with high quality in-house produced moulds, requisite Concrete Grade of M-30 and proper reinforcement & tank immersed. Manhole/Grating covers are provided with two suitable lifting hooks, suitable taper provided in cover to prevent jamming inside frame & mild steel Strip of suitable thickness provided for edge protection, SEWER letter ingraved in std size and shape. Load capacities from 2.5T to 35T as per IS standards. Covers and frames are fixed in manholes as per direction of engr-in-charge. Make:- ISI marked

S&F SFRC (Steel Fibre Reinforced Concrete) Precast Concrete Manhole Cover with frame of size 400 mm x 400 mm x 50 mm thick, Concrete premium Brand Manhole Covers/frames are manufactured as per IS: 12592 by high frequency vibration techniques with high quality in-house produced moulds, requisite Concrete Grade of M-30 and proper reinforcement & tank immersed. Manhole/Grating covers are provided with two suitable lifting hooks, suitable taper provided in cover to prevent jamming inside frame & mild steel Strip of suitable thickness provided for edge protection, SEWER letter ingraved in std size and shape. Load capacities from 2.5T to 35T as per IS standardsCovers and frames are fixed in manholes as per direction of engr-in-charge. Make :- ISI marked

Cutting in to existing manholes for forming new drains and making good to pipe and rendering, cutting out existing benching in cement concrete (1:2:4) type B1 (in 1/2 or 3/4 round in section) and reforming benching as reqd for 150mm bore pipe complete all as specified and as directed by Engr-in charge.

S&F PVC (SWR) junction double, (Single T), equal or unequal 110 mm dia complete all as specified and as directed by Engr-in charge.

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

Dismantling of cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required of internal dia of pipe 100 mm complete all as specified and as directed by Engr-in charge.

S&F for PVC (SWR) pipes of 110 mm dia double socketed in any length with rubber ring joints fixed to walls, including with clamps etc., complete and jointed complete all as specified and directed

S&F for PVC (SWR) pipes of 75 mm dia double socketed in any length with rubber ring joints fixed to walls, including with clamps etc., complete and jointed complete all as specified and directed

S&F PVC (SWR) bends any radius of 110 mm bore complete all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) removing serviceable tiles to store and rubbish off the premises complete all as specified and as directed by Engr-in charge.

M&L for glazed coloured ceramic tiles in dado/vertical surface (350mm x250mm x 7mm /450mm x 300mm x7mm), set and jointed in neat cement slurry and pointed in coloured cement to match the surface with and including over 10mm thick rendering in cement mortar (1:4) on fair faces of brick work or concrete surfaces as backing coat complete all as specified and as directed. Note: Design, shade and pattern of fixing of tiles shall be as directed and approved by AGE(I).

M&L for non skid coloured tile 7 to 8mm thick, area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, as in floor etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles with and including over 15mm thick screed bed or bedding layer in cement mortar (1:4) complete all as specified and as directed. complete all as specified and as directed by Engr-in charge. Note: Design, shade and pattern of fixing of tiles shall be as directed and approved by AGE(I).

S&F in repairs vitreous China Squatting pan ‘Orissa’ pattern, size (580 x 440)mm, white, with integral foot rests and with ‘P’ or ‘S” trap, (excluding flushing cistern and flush pipe) including connection to trap and to flushing pipe, anti syphonage pipe, etc with and including provision of lime concrete bedding, including making good to existing (floor / Tiles) complete all as specified and as directed.

S&F in repair Vitreous china water closet (pedestal pattern) complete including provision of lime concrete bedding white, including connection to drain pipe and to flushing pipe , anti syphonic pipe, plastic water closet seat cover closed pattern with flat bottom and mild steel CP hinging device and including cromiun plated jet spray , health faucet for EWC including connection to GI pipe line complete all as specified and directed.

S&F in repair Vitreous china premium/ 1st quality wash down water closet wall hung EWC white/ ivory/off white (closed pattern incl all necessary accessories like rag bolts/ gel gasket etc. (excluding flushing cistern & flush pipe) complete in all respect all as specified. including connection to GI pipe line complete all as specified and directed.

S&F in repair PVC 'P' or 'S' trap for bore of pipe 110mm,complete all as specified.

Note :- (i) Contractor/His representative collect the complaints/docket at 0830 Hrs from complain cell daily. (ii) Sewage/ Misc B/R complaints rectified within 24 Hrs. If contractor fail to rectify the complaints within 24 Hrs, penalty of Rs 500/- fine charged per complaints per day. (iii) All staff take proper hygiene precaution and instruction followed as per order given by Stn HQ Instruction time to time. (iv) All T&P and safety eqpt provided to workers by the contractor, if he failed in any will be fined Rs 250/- per man per day. (v) Contractor/His representative must follow proper guideline of CPHEEO (Central Public Health & Environmental Engineering Organisation.

M/s.Asha Enterprises (BID ID -3379499)

M/S. KESHAB CHANDRA GHOSH (BID ID -3379249)