REPAIR AND CLEANING OF SEWAGE LINE, SEPTIC TANK, SOAK WELL, OHT AND SWT IN DOMESTIC AREA AT AF STN ADAMPUR.

Amount

Excavation in trenches n. exc 1.5 m wide for foundations etc. and not exceeding 1.5 m deep and getting out in soft/ loose soil complete all as specified.

Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified.

Removal of excavated surplus spoil to a distance n. exc. 50m and depositing where directed at level not exceeding 1.5 m above the starting point complete all as specified.

Plain Cement concrete (1:3:6) type C-2 using 40mm graded stone aggregate for foundation filling & mass concrete, complete all as specified.

Plain Cement concrete (1:3:6) type C-2 using 40mm graded stone aggregate as in surface channel, coping and drains, complete all as specified.

Precast reinforced cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate as in manhole covers and the like duly placed on manholes with cement mortar (1:4) complete.

Plain Cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate as in coping,weathering, slightly rounded or chamfered angles and throating complete all as specified.

Supply only integral water proofing compound ISI Marked.

Brick work using bricks as specified in PS-II clause 5.2, straight or curved on plan exceeding 6.00 metre mean radius built in cement mortar (1:4), complete all as specified.

Brick work using bricks as specified in PS-II clause 5.2, straight or curved on plan to any radius in half brick thick wall, built in cement mortar (1:4), complete all as specified.

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.

Mild steel TMT bars 6 to 8mm 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.

First quality,glazed ceramic (300x200x7mm thick) coloured tiles on vertical surfaces as in skirting, dado etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile laid over and including 10mm thick rendering in cement mortar (1:4) complete all as specified.

First quality, non-skid ceramic, straight cut/joint free, 7-8 mm thick colored tiles, area of each tile exceeding 0.06 sq.m but not exceeding 0.11 Sq.m, in floors etc. over & including 15 mm thick cement mortar (1:6) screed, set and jointed with grey cement slurry & pointed with grout of matching shade, complete, all as specified.

Rendering 15 mm thick on fair faces of brick work or concrete surfaces, finished even and fair mixed with or without water proofing coompound on walls in cement mortar (1:4), complete all as specified.

Three coats of white wash on wall surfaces, including preparation of surfaces, complete all as specified.

Taking down existing tubing galvanised including fitting cleaning for re-fixing or removing to store complete, all as specified of size: -

15mm bore

20mm bore

Steel tubes ‘medium grade’, galvanized with all fittings and fixed to walls and ceilings or laid in floors of size: -

15mm bore

20mm bore

Re-fixing only steel tubes ‘medium grade’, galvanized with all fittings and fixed to walls and ceilings or laid in floors, of size: -

15mm bore

20mm bore

500 litre capacity, white, three layered polyethylene water storage tanks (cylindrical vertical with closed top) including hoisted and fixed in position, making connections, IN-REPAIR, complete all as specified including the following acessories: - (i) Ball brass valve, high pressure with polythene float and flynut complete screwed for iron pipe or brass ferrule 20mm bore IN-REPAIR all as specified (iii) Gun-metal stop valve (quarter turn type) with MS lever handle, suitable for GI tubes 20 mm bore, ISI marked, screwed both ends for iron pipe, IN REPAIR, complete all as specified. (iv) Provn of 20 mm bore GI light grade tube from O/H tank to nearest mouth of RWP.

Ball brass valve, high pressure with polythene float and flynut complete screwed for iron pipe or brass IN REPLACEMENT all as specified as following dia:-

15mm dia

20mm dia

Gun-metal stop valve (quarter turn type) 20 mm bore with MS lever handle, ISI marked, screwed both ends for iron pipe, IN REPAIR, complete all as specified

PVC water storage tank cover with fitting, IN REPAIR, complete all as specified of capacity: -

500 Litre

1000 Litre

Reinforced concrete pipe class NP-2, ISI marked, laid in trenches including jointing & testing complete with collars complete all as specified of following size:-

150mm bore

200mm bore

Cement concrete (1:4:8) type D-2 using 40mm graded stone aggregate as in bed to 200mm bore drain pipes of any description including packing under and haunching against the sides of pipe complete all as specified.

Cutting into existing manholes for connecting new drains of 150mm bore,making good to pipe and rendering cutting out existing bencing for and forming branch channel (1/2 round or 3/4 section) in cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate smooth finished and reforming benching etc complete all as specified.

Removing of blockage / cleaning of sewage lines 100 / 150 mm bore laid at any depth (either manually or mechanically) by removing all type of sand/ sludge/ silt and any other foreign material deposited in it including manholes and removing the same outside MoD land in closed tanker etc complete.

Removing of blockage / cleaning of sewage lines 200 mm bore laid at any depth (either manually or mechanically) by removing all type of sand/ sludge/ silt and any other foreign material deposited in it including manholes and removing the same outside MoD land in closed tanker etc complete.

Removing / cleaning of blockage from traps of WC trap, bath rooms/ kitchen sink/ wash hand basin/ urinal point and gully traps of any description and in any position by removing sand/ sludge/ silt and other foreign material deposited in it (either manually or mechanically) upto first manhole and making the sewage system functionalt o the entire satisfaction of Engineer-in-Charge, complete.

De-watering of septic tanks and soakage wells with mechenically pumping set and draining including removing the same outside MoD land in closed tanker etc complete.

Dewatering semi solid sludge from sewage sump wells and drainage out/lifting the sludge with pumping sets collecting/filling including removing the same outside MoD land in closed tanker etc complete.

Taking out thick/solid sludge (sedimented sand sludge/grit ,ash rages , fibres and springe material etc) from septic tanks including inlet and outlet chambers and soakage well including removing the same outside MoD land in closed tanker etc complete.

Dewatering the over head water tank and then cleaning and removing all scales and dirt silt etc from water tank, removing lid and refixing the same in same position without disturbing pipe line system and float valve and making functional after cleaning and writing “cleaned on ..... .... (Date, month & year)“ format with white painting complete including removing of all previous writing all as specified of following capacity:-

Up to 500 Litre

Exc 500 but n exc 1000 Litre

Cleaning of static water tank by puming out all water with puming machine of capacity upto 50000 gallon and removal of all silt / rubbish,alkali, fungas small trees etc complete cleaning etc and after cleaning and writing “cleaned on ..... .... (Date, month & year)“ format with white painting complete including removing of all previous writing all as specified.

Maintenance of drain /Nallah by cutting all bushes, shrubs, sarkandas and any type of vegetation and desilting all deposit of soil and other material to have a free flow of water and to get a uniform trapezoidal/ rectangular shape of drain and removing all spoil from MOD area and deposited in layer n exc 25cm thick, cross sectional area of drain / nallah n exc 1.5 Sq.m etc complete.

Removing existing cover slab and re-fixing the same after cleaning of drain/Nallah properly without damaging the cover slab complete.

Taking down cement plaster of any description on brick walls, ceiling or concrete surfaces etc including raking out joints, hacking for key, scrubbing down with water etc complete all as specified.

Demolition brickwork or stone / boulder masonry built in cement mortar including all quoins, arches, pillars etc complete all as specified.

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

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided all as specified.

Demolition and breaking up 150mm bore drain pipes (salt glazed stoneware, AC or reinforced concrete) set in cement mortar all as specified

Notes: Amount of credit for retrieved materials is mentioned in tender documents in pdf form which will be deducted while acceptance of tender offline.

M/s Sahib and Company

AAR KAY BEE ENTERPRISES

MALHOTRA AND ASSOCIATES