REPAIR AND CLEANING OF AREA DRAINAGE AND STORM WATER DRAIN CHAMBERS, COVER SLAB, CULVERT, PATH AND OTHER CONNECTED WORKS AROUND ADM, TECHNICAL AND OTHER OTM ACCN INSIDE FORT WILLIAM UNDER GE(FW) KOLKATA

Amount

Dismantling of cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches of 300 mm internal dia complete all as specified and as directed.

All as per Item No. 01 above, but for 450 mm bore pipes

All as per Item No. 01 above, but for 150 mm bore pipes

All as per Item No. 01 above, but for 100 mm bore pipes

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) 150 mm set in cement mortar complete all as specified and as directed.

All as per Item No. 03 above, but for demolition and breaking up drain pipes 200 mm bore drain pipes

Demolition of Brick Work built in Cement Mortar including all Quoins, Arches, Pillars, etc. of any descriptions, complete all as specified and as directed.

Demolition of cement concrete (unreinforced) in ground floors and pavings not exc 150 mm thickness (above or below groud level) and removal of debris outside MOD land complete all as specified and directed.

Demolition of cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided for and removal of debris outside MOD land complete all as specified and directed.

Demolition of cement concrete (reinforced) of any description and in any position not otherwise specifically provided for and removal of debris outside MOD land and disposed off complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

Dismantling stone slabs and tiles, laid, bedded and pointed in any mortar of any description or thickness in floors, aprons etc complete all as specified and directed.

Dismantling of floor, hearth or wall tiling incl cement mortar bedding (but not backing) removing tiles from site and rubbish off the premises complete all as specified and directed.

Taking down Cement Plaster of any description on Brick Walls, Concrete Surfaces including racking out joints, hacking for key, scrubbing down with Water, remove dust, debris/ rubbish, etc., complete all as specified and as directed.

Excavation in trenches n exc 1.50 m wide and n exc 1.50m depth for foundation etc or for shafts, wells, cess pits, manholes, pier holes etc not exc 10 Sqm on plan and not exc. 1.50 Metre in depth and getting out as in soft/loose Soil, complete all as specified and as directed.

All as per Item No. 15 above, but for depth exceeding 1.50 m and upto 3.0 m depth

Removing excavated materials outside MOD and disposed off complete all as Specified and as directed.

Returning filling in incl spreading , levelling , watering and well ramming in layers not exc 25 cm as in soft/ loose Soil, complete all as Specified and as directed.

M&L for plain cement concrete (1:4:8) type D2 using 40 mm graded stone aggregates in foundation filling and mass concrete complete all as specified and directed.

M&L for plain cement concrete (1:2:4) type B2 using 40 mm graded stone aggregates in foundation filling and mass concrete complete all as specified and directed.

M&L Brick Work with Sub-Class ‘B’ fly-ash Bricks (with Old Size Bricks), Straight or Curved on Plan exc. 6.0 Metre mean Radius, built in Cement Mortar 1:6, complete all as specified and as directed.

-ditto- as per Item No. 21 above but except bricks complete all as specified and directed . (Note: Serviceable bricks obtained from demoition shall be reused)

M&L Brick Work with Sub-Class ‘B’ fly-ash Bricks Half-Brick thick, Old Size, built in Cement Mortar 1:4, Straight or Curved on Plan to any Radius, complete all as specified and as directed.

M&L for providing 100 mm thick Plain Cement Concrete (1:4:8) type D2 using 40mm graded stone aggregate as in sub base of floors, path etc complete all as specified and directed.

M&L for providing Plain Cement Concrete (1:3:6) type C1 using 20mm graded stone aggregate as in surface channel and drain completed all as specified and directed.

M & L for extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mi- tred/stopped ends etc completed all as specified and directed.

M&L for providing 50 mm thick Plain Cement Concrete (1:2:4) type B1 using 20mm graded stone aggregate as in floors, path etc finished even and smooth without using extra cement complete all as specified and directed.

M&L TMT Bars 10 mm dia and over, cut to length, bent to shape required including crank-ing, bending and binding with and including Mild Steel Wire (annealed) not less than 0.90 mm, complete all as specified and as directed.

M&L TMT Bars 6-8 mm dia and over, cut to length, bent to shape required including crank-ing, bending and binding with and including Mild Steel Wire (annealed) not less than 0.90 mm, complete all as specified and as directed.

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

M & L for providing precast RCC 1:1½:3, type A1 (nominal mix) type A1 using 20 mm graded stone aggregates, set and laid in cement mortar 1:4 in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces including necessary formwork, moulds, etc complete all as specified and as directed. (NOTE: MS reinforcement shall be measured and paid seperately)

M&L for RCC 1:1½:3, type A1 (nominal mix) type A1 using 20 mm graded stone aggregates in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specified and directed. (NOTE: MS reinforcement shall be measured and paid seperately)

M&L for RCC 1:1½:3, type A1 (nominal mix) (using 20mm graded stone aggregates) as in beams, cantilevers, bressummers, lintels over 1.5 mtr span complete all as specified and directed. (Note : Reinforcement to be measured and paid separately).

M&L for use and waste for form work to sides and soffits of floor or roof beams, beam haunching, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs etc also splays between floors and beams for rough finished surfaces of concrete flat complete all as specified and directed

M&L for formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200 mm thick (horizontal or sloping) for fair finished surfaces complete all as specified and directed.

M&L for formwork to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs and similar work exc 10 cm but n exc 20 cm wide for rough finished surfaces complete all as specified and directed.

M&L for Cement Concrete type B-1, (1:2:4) using 20mm graded crushed stone aggregate in copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed including use and waste formwork (straight or curved) complete all as specified and as directed.

M&L for forming contraction/dummy joints 65 mm deep x 10 mm wide filled with sealing compound Grade 'A' complete all as specified and as directed.

Supply and laying 450 mm bore reinforced concrete pipe of Class NP-3, laid and jointed with jute & cement mortar 1:2, complete with collars all specified and as directed.

All as per Item No. 39 above, but 300 mm bore RCC pipe

All as per Item No. 39 above, but 200 mm bore RCC pipe

All as per Item No. 39 above, but 150 mm bore RCC pipe

M&L concrete bed to drain pipe including packing under and haunching against the side of drain pipe after laid and tested in PCC 1:3:6 type C2 for 450 mm bore pipes complete all as specified and directed.

All as per Item No. 43 above, but PCC bed for 300 mm bore pipe

All as per Item No. 43 above, but PCC bed for 200 mm bore pipe

All as per Item No. 43 above, but PCC bed for 150 mm bore pipe

All as per Item No. 43 above, but PCC bed for 100 mm bore pipe

S&F Cast iron (sand cast) soil, waste and vent pipes 100 mm bore of any length with or without ears with cement joints all as specified laid in trenches or in floors complete all as specified and directed.

-ditto- but 100 mm bore pipes fixed on walls

S&F Cast iron (sand cast) soil, waste and vent pipes 150 mm bore of any length with or without ears with cement joints all as specified laid in trenches or in floors complete all as specified and directed.

-ditto- but 150 mm bore pipes fixed on walls

S&F Cast iron (sand cast) soil, waste and vent pipes 200 mm bore of any length with or without ears with cement joints all as specified fixed to walls complete all as specified and directed.

S&F CI bends for 100mm pipe (any radius) diminishing piece or tapers (large bore measured) complete all as specified and directed.

S&F CI bends for 150mm pipe (any radius) diminishing piece or tapers (large bore measured) complete all as specified and directed.

S&F CI bends for 200 mm pipe (any radius) diminishing piece or tapers (large bore measured) complete all as specified and directed.

M&L for dubbing out cement plaster (1:4), average 10 mm thick on irregular faces of walls (when specially ordered in writing) complete all as a specified and as directed

M&L rendering 15mm thick on fair faces of brickwork or concrete surfaces in cement mortar 1:4, mixed with liquid water proofing compound as per manufacturer's instruction, surfaces finished even and smooth without using extra cement complete all as a specified and as directed. (NOTE: Water proofing compound shall be measured and paid seperately)

Supply only liquid water proofing compound all as specified and as directed.

M&L for preparation of new plastered surfaces and applying two coats of cement base paint over a coat of alkali resistant primer complete all as specified and directed.

Cutting into existing manholes for connecting new drains, making good to pipes 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-1 (using 20 mm graded stone aggregate), finished smooth and reforming benching for 100 mm bore pipe as required and as directed by the Engineer-in-Charge.

All as per Item No. 60 above, but for 150 mm bore pipe

All as per Item No. 60 above, but for 200 mm bore pipe

S&F in repairs Stack clamps for 100 mm dia bore pipe made out of 50 mm by 5 mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof complete all as specified and directed.

S&F in repairs Stack clamps for 150 mm dia bore pipe made out of 50 mm by 5 mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof complete all as specified and directed.

M&L for mild steel in framed work such as grills, gratings, etc. with ends of bars shouldered and /or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290 Gde-E-165 all as specified and directed by Engineer-in-Charge.

M&L for Mild steel works conforming to Fe-290 Gde E-165, framed and hung as gates, including pintle hinges, stops, hand-made sliding bolts, etc complete all as specified and directed.

S&F in repair Cast iron work grade FG -150 unmachined in brackets, gratings, railing, frames, manhole covers and similar articles, weight not exc 5 Kg each complete all as specified and as directed.

M&L Expanded metal, cut to length, bent to shape required and tying with and including annealed mild steel wire not less than 0.9mm dia or fixing with galvanised steel staples supplied and fixed complete to wood or steel members not exceeding 4 Kg per sqm, as in repairs, complete all as specified and directed.

Dismantling posts or struts (wood, steel or RCC), any section, embedded in natural ground, including taking out embedded portion and making good disturbed ground, complete all as directed.

Dismantling posts or struts (wood, steel or RCC), any section, embedded in concrete, brick work, masonry etc., including taking out embedded portion and making good disturbed ground, complete all as directed.

Dismantling of old chain link wire mesh fencing including flat iron, ms round supporing bars, bracing bar etc complete all as specified and directed.

M&L for excavating in post holes (or similar holes) each not exceeding 0.5 Cum, getting out, returning filling in and ramming earth or broken rubble mixed with earh around in layers not exceeding 25 cm for soft/loose soil complete all as specied and directed.

M&L for Mild steel hand rails, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts, posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, flat iron fillets (for securing wire mesh etc) including all neL W Cessary drilling, bolting or riveting etc. and similar work conforming to Fe-290 Gde E-165 complete all as specied and directed.

S&F 3 mm dia PVC coated galvanised mild steel chain link fencing of mesh size 100 x 100 mm fixed with straining bolts including line wire any mesh size and type to any type of standards, rails, straining bolts etc. including provision of binding wire, complete all as specified and as directed. (NOTE: MS post, MS round bars, flat iron, nuts & bolts shall be measured and paid separately.

Re-fixing of chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provission of binding wire complete all as specified and directed. (NOTE: MS post, MS round bars, flat iron, nuts & bolts shall be measured and paid separately).

M&L for 10 mm dia round bar and fixed independently to angle iron for chain link fencing cut to length, bend to shape required, complete all as specified and as directed

M&L for Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other or screwed both ends each screwed end to be fitted with washers and one hexagonal or square nut, n exc 5 cm long, diameter 5 to 10 mm complete .

M&L Cement Concrete type C2 (1:3:6) using 40mm graded crushed stone aggregate 75mm thick as in Plinth Protection, / sub bases etc. laid in alternate Bays, finished Concrete Surfaces Even and Smooth without using Extra Cement, complete all as specified and as directed.

S&F in repair 50mm thick precast cement concrete Type B-0 (1:2:4) (using 12.5 mm graded crushed stone aggregate) louvers and jallies including all moulding, but excluding frame set in cement mortar 1:4, complete all as specified and as directed.

M&L for applying two coats of synthetic enamel paint over a coat of Red oxide, zinc chrome primer to new steel surfaces of any description over 10 cm width or girth including preparation of surfaces all as specified and directed.

M&L for applying one coat of synthetic enamal paint on old treated steel surfaces of any description over 10cm width or girth including cleaning and preparation of surfaces complete all as specified and directed.

Cleaning of storm water/manhole chamber of any size, of depth exc 2.0 metre but not exc 5.0 m each, mechanically, removing muck/sludge/silt/mud, liquid etc under any position including foul condition and cleaning the inlet and outlet with water, placing back the manhole cover in position and disposing off the sludge/debris out of MOD land complete all as specified and directed.

All as per Item No. 82 above, but for mechanical cleaning of manhole of depth exc 1.0 m but not exc 2.0 m

Cleaning of storm water/manhole chamber of any size, exc 2.0 metre but not exc 5.0 m each, by pumping out deposited water, manually taking out accumulated sludge, silt, mud etc disposing off the sludge/debris out of MOD land complete all as specified and directed.

All as per Item No. 84 above, but for manual cleaning of manhole of depth exc 1.0 m but not exc 2.0 m

Cleaning of collection chambers of drainage water internal dia 2.0 M and depth exceeding 3.00 metre but not exceeding 7.00 metre each, mechanically, removing muck/sludge/silt/mud, liquid etc under any position including foul condition and claening the inlet and outlet with water, placing back the cover in position and disposing off the sludge/debris out of MOD land complete all as specified and directed.

Cleaning of sewage line/ storm water line of 450 mm bore by mechanically using trolley mounted water jetting machine including dewatering, de-silting and well flushing the line with water and tesing on comletion complete as directed by the Engineer- in- Charge.

All as per Item No. 87 above but for cleaning of 300 mm bore sewage line/storm water line

All as per Item No. 87 above but for cleaning of 200 mm bore sewage line/storm water line

Cleaning of sewage line/ storm water line 100 mm - 200 mm dia, manually (by pushing a piece of bamboo split, tied with gunny bags at one end from one manhole to another manhole) and well flushing the line with water and tesing on completion complete as directed by the Engineer- in- Charge.

All as per Item No. 90 above but for cleaning of 300 mm - 450 mm bore sewage line/storm water line NOTE FOR ITEM NO. 82 to 91 :- (1) The sludge/debris shall be disposed off in sealed containers or sludge removal tankers. Contractor is expected to consider this aspect whicle quoting his rates. No claim, whatsoever, shall be entertained on this account afterwards. (2) Manual cleaning under respective items shall be executed only on urgent requirement. (3) Mechanised cleaning vehicle, water jetting machine including fuel and operater, as and when ordered by the Engineer-in-Charge shall be provided by the contractor under his own arrangement. No extra claim shall be admissible during currency of work. (4) Proper log book shall be mantained for the mechanised cleaning vehicle showing details of the date and time engaged.

Cleaning of existing covered / uncovered (partly / semi or fully filled up) drain, of any opening width and depth by removing and re-fixing of cover-slab (wherever applicable) taking out accumulated silt, mud, earth, rubbish, vegetation etc from the drain, washing of the drain with water and removing the same to a distance outside MOD complete all as directed by the Engineer-in-Charge.

S&F in repair RCPC (Reinforced Cement Polymer Concrete) grating slab of size 1200 mm x 450 mm x 75 mm thick, of Capacity 5 MT fixed in proper position complete as directed by Engr-in -Charge.

S&F in repair RCPC (Reinforced Cement Polymer Concrete) grating slab of size 900 mm x 450 mm x 75 mm thick, of Capacity 5 MT fixed in proper position complete as directed by Engr-in -Charge.

S&F in repair RCPC (Reinforced Cement Polymer Concrete) grating slab of size 600 mm x 450 mm x 75 mm thick, of Capacity 3 MT fixed in proper position complete as directed by Engr-in -Charge.

Taking up/down plants or vegetation growth wall upto roof level by means of cutting hole into brickwall and making good the surface of dismatled portion (not exc 150 sqm cm superficial area and not exc one brick depth) using brick bats/aggregate and plastering in cement mortar (1:4) to distributed portion and applying two coat of cement base paint to match existing surface up to fourth floor complete all as specified and directed.

Cutting of vegetation, grass, bush, weeds, trees upto 1 metre height above the ground level in around 3 metre of the periphery of of manhole, drain etc and removing the tree roots complete and removing the vegetation, debris etc to a distance exc 500 metre but not exc 1 km complete all as specified and directed.

Taking out of interlocking paver block, any shape or size and Re-laying the same after removing all vegetation, algae, grass etc, laid to proper slope & gradient over sand cushioning complete all as specified and directed. (NOTE: Sand, if required for correction of cushioning level will be measured and paid seperately)

Supply and laying machine pressed precast concrete interlocking paver block with grey cement and pigmnent of any shape and size as approved by GE conforming to IS 15658-2006 of 60 mm thickness, M-35 grade including taking out existing unserviceable paver blocks complete all as specified and directed. (NOTE: Sand for cushioning level will be measured and paid seperately)

M&L Sand filling under floors under paver block, thickness not exc 50 mm including consolidation complete all as specified and as directed

S&F in position, at or near ground level, factory made precast cement concrete kerb stone blocks, in M-25 grade cement concrete, fixed to the required line, level and curvature, jointed in cement mortar 1:3, including making joints with or without grooves (thickness of joints, except at sharp curves shall not be more than 5 mm) including making drainage opening wherever required complete all as specified and directed.

M&L designer cement concrete tiles of size 150mm x 75mm x 16mm thick in vertical surfaces, set and jointed in neat cement slurry and pointed in white or coloured cement to match, fixed over and incl 10mm thick rendering in cement mortar 1:3 complete all as specified and directed.

M&L 25 mm thick pre polished coloured cement concrete chequered tiles of size 300mm X 300mm, jointed & pointed in neat cement slurry with white or coloured to match the shade of tiles, laid over & incl 20 mm thick screed bed in cement mortar 1:4 complete all as specified & directed.

-ditto- but with tiles of size 380mm X 380 mm x 25 mm thickness

M & L for heavy duty coloured ceramic floor tiles of size 300 x 300 x10mm thick in floor etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade complete, laid over and including 20 mm thick screed bed in cement mortar 1:4 complete all as specified and directed. (MAKE : JOHNSON, Model : Endura or equivalent item in other makes listed in the tender)

M&L for granite slab of 18 to 20mm thick, of approved quality (table rubbed and polished), machine cut, bedded and jointed with grey cement slurry and pointing with white cement with admixture of pigment to match the shade of granite stone as in steps, jambs, pillars, window cills, cooking platform and the like including grinding and polishing, laid over and including 20mm thick screed bed in cement mortar 1:4 complete all as specified and directed.

Providing edge moulding to 18-20mm thick granite stone of counters vanities etc. including machine polishing to edge to give high gloss finish etc. complete all as specified and directed.

M&L for preparing new plastered or concrete surface of any description and in any position not otherwise described exc 10cm width or girth and applying two coats of synthetic enamel paint over a coat of primer complete all as specified and directed.

Attending day to day complaints for desilting of blockage/blocked manhole of any size but depth not exc 1.0 m, manually including removing carefully RCC/PCC/MS/CI cover slab of any type, thickness or size and refixing the same after necessary cleaning, watering etc and disposal of sludge complete all as specified and directed.

Attending dat to day cleaning of blocked nahni / floor trap (of any size /type) including connected GI / CI pipe line (of any bore) upto gully trap / 1st manhole as directed by the Engineer-in-Charge.

Attending day to day cleaning of blocked waste line (of any bore) from sink / urinal / wash- hand basin to floor trap manually (by pushing a piece of bamboo split, tied with gunny bags at one end to other) including dewatering and well flushing the line with water and testing on completion complete as directed by the Engineer-in-Charge.

Attending day to day cleaning of blocked water closet (of any type/pattern) including connected CI pipe line (of any bore) upto 1st manhole and well flushing with water and testing on completion complete all as specified and directed. NOTES FOR ITEM NO 109 TO 112: 1) Disposal of sludge obtained shall be disposed of in pit made by contractor and shall be covered with soil duly disinfected with adequate qty of bleaching powder. Quoted rate shall deemed to inclusive of the above aspect. No claim shall be entertained at a later stage. 2) Quoted rate of contractor shall be deemed to include for all tools & plants and other allied materials required for making sewage line functional. 3) Contractor shall depute his labour/supervisor for receiving daily complaints from MES complaint Cell or concerned JE and ensure prompt clearance of blockage/complaint within 08 hours.

MODERN AGENCY

UNITED ENGINEERS

KWALITY CONSTRUCTION

dutta and dutta

SHEIKH ENTERPRISE

M/S L.R.ENTERPRISES