REPAIR/REPLACEMENT AND CLEANING OF SEWAGE LINE, MANHOLE INCL CERTAIN MISC REPAIR WORK AT INS NETAJI SUBHAS AND DIAMOND COMPLEX UNDER GE (I) (CG N) KOLKATA

Amount

Dismantling structural steel work including door, gates etc., but excluding framed truss etc. complete all as specified and directed.

S&F mild steel rolled section Fe 410W (Grade E- 250) quality "B" framed work as in doors or gates with frame/chowkat with hand made holdfast made from angle of other section with gusset plates, rails braces, flat etc. complete drilled for fixing of steel sheeting or other covering, doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings with sliding door bolts etc. (excluding steel covering which shall be measured and paid separately under respective items in this Schedule) and hanging fastening and fixing at any level in high raised bldg complete all as specified and directed by Engineer-in-Charge.

M&L for Mild steel Framed work confirming to Fe-290,grade E-165, as in 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 complete all as specified and as directed.

M&L preparation of new or previously untreated steel and iron surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and directed.

Demolition of brickwork or stone/ boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and as directed.

M&L brick work with sub class 'B' bricks straight or curved in plan exc 6 mtr mean radius built in CM (1:6) using old size bricks complete all as specified and as directed.

Taking down cement plaster on brick or concrete wall/ceiling etc including racking out joint hacking for key, scrubbing down with water etc. complete all as specified and as directed.

M&L for rendering 15 mm thick on brick or concrete surfaces in CM 1:4 mixed with & including WPC @ 2% by weight of cement or as per manufacturer instructions for final coat, finished surface even and smooth without using extra cement complete all as directed. Note:- WPC shall be measured and paid seperately under relevant item.

M&L for preparing new surfaces of walls and applying two coat of exterior emulsion paint (weather coat) over a coat of alkali resistance primer complete all as specified and as directed.

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including nainital or similar roof coverings complete all as specified and directed.

S&F pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.45mm thick of an colour having tensile strength of 550 Mpa as in roof covering/clading to wall fixed with self tapping screws complete all as specified and directed

S&F in repair vitreous china squatting pan, Orissa Pattern, size 580 x 440 mm white, with integral foot rests (excluding flushing cistern and flush pipe) with CI trap of suitable size ( P or S type) including connection to trap and to flushing pipe, anti syphonic pipe etc complete including provision of lime concrete bedding & making good to floor complete all as specified and directed.

S&F in repair 10 Ltr capacity PVC valveless syphonic action flushing cistern low level white, with inlet, ball valve, float and handle including PVC flush pipe and brackets complete fixed in wall and floor to trap of WC as required and as directed.

Cleaning of 5000 litres litres capacity PVC water storage tank by taking down existing inlet and outlet pipes setting aside the tank and cleaning, rubbing down and removing all scales and dirt, mud and any other foreign materials etc from inside complete incl writing letter on PVC tank as TANK CLEANED ON ____ Date, Month and year complete all as specified and as directed.

Cleaning of PVC water storage tank of capacity exceeding 1000 litres upto and including 2000 litres by taking down existing inlet and outlet pipes setting aside the tank and cleaning, rubbing down and removing all scales and dirt, mud and any other foreign materials etc from inside complete incl writing letter on PVC tank as TANK CLEANED ON ____ Dt, Month and year complete all as specified and as directed.

Taking down eaves gutters and rainwater pipes (any size, any pattern) including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fittings and accessories)

S&F 0.63 mm thick Plain, galvanised, mild steel sheeting, in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 complete all as specified and directed

S&F in repair Vitreous China urinals, bowl type (back or corner wall type),465 x 355 x 265 mm white colour complete including providing and fixing plugs, bedding urinal against wall in cement mortar 1:2, securing urinal to plugs with and including 60mm long brass screws, pointing around urinal back in cement; fixing automatic flushing cistern with brackets, flush pipe, grating and Union for discharge pipe. (Exclusive of fixing supply pipe to flushing cistern, trap and waste pipe) complete all as specified and directed.

S&F in repair rotational moulded polyethylene water storage tanks (cylindrical, vertical with closed top) hoisted and fixed in position of 2000 Ltr capacity all as specified in SSR and as 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, pire holes, etc. n. exc. 10 sqm on plan and not exc. 1.5 m. in depth and getting out in soft/loose soil complete all as specified and as directed.

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

Removing excavated soil not exc 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point in soil complete all as specified and as directed.

Demolition / breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) jointed in cement mortar of any description including packing & hunching to sides of the pipes (except bed) complete all as specified and as directed

M&L PCC 1:3:6 type C1 (using 20 mm graded stone, aggregate) as in concrete bed to drain pipes including packing under haunching against the sides of pipes after they are laid and tested for 150 mm dia SWG pipe all as specified and directed.

M&L salt glazed stoneware drain pipe 150 mm dia grade 'A' laid in trenches and jointed complete all as specified and directed.

Demolition of cement concrete (unreinforced) in ground floors and paving n.exc 15 cm thickness (below or above ground level) complete all as specified and directed.

M&L for Chequered cement concrete tiles 30cm x 30cm x 25mm thick, set, jointed with grey cement and no pigment and pointed in neat cement slurry including 100 mm thick cement concrete, type C1 (1:3:6) (using 20 mm graded crushed stone aggregate) as in floors all as specified and as directed.

S&F in repair galvanized 2 strand steel barbed wire 2.24 mm dia barbed wire with 2 mm dia barbs at 75 mm spacing stringing, tightening and fixing to MS nibs embeded in pre cast RCC fencing post etc securing and typing as crossing with and provision of galvanized mild steel wire complete all as specified and as directed.

Dismantling of old MS seccon concertina coil of any type from RCC / MS fencing post complete all as specified and directed.

S&F MS seccon concertina coil 750mm dia (before stretching) with 10-12 stands of SRPBT wire of minimum dia 2.59 mm, tensile strength of 1620 N/sqmm with anticorrosive mint green paint conforming IS-513DD grade & IS-4454 part-I/1981 grade-II, for respective materials of razor strip & core wire and all fixing arrangements as per manufactures instruction for fixing & erection complete all as specified and as directed.

Taking out accumulated garbage and other deposits such as broken bricks, silt etc from manholes / gully trap of depth n.exc 1.5 mtr, cleaning as directed and removing the same to a distance n.exc 50 mtr and buried below ground level including necessary excavation of pits and returning, filling in, sprinkling of bleaching powder and dressing of soil around to slope, if any and all as directed, stacking serviceable brick bats for reuse complete all as specified & directed.

Cleaning 150mm dia (bore) Sewage Line by Roding from Manhole, Septic Tank, Gully Trap, etc. and well flushing with Water, complete all as specified and as directed.

S&F in repair 75mm thik precast RCPC 450 dia cover slab of 2MT load bearing capacity with embosing RCPC 2MT complete all as specified and as directed including taking out old one.

Cleaning of blocked WC/ urinal drain by using rubber vaccum hand pumps and opening & refixing CI cover bend & branch pieces & finally cleaning with water and making the line clear complete all as specified & directed.

S&F in repair cast iron (sand cast) soil, waste and vent pipe 100 mm bore in any length, with or without ears, with cement joints, fixed with stack clamps out of 25x5 mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof upto 4th storey complete all as specified and directed .

S&F in repair cast iron (sand cast) soil, waste and vent pipe 100 mm bore in any length, with or without ears, with cement joints, fixed with stack clamps out of 25x5 mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof, from 5th to 8th floor complete all as specified and directed.

S&F in repair 100 mm dia CI branch piece double, (equal or unequal) ordinary or inverted spigot or socketed type with oval access doors all as specified and directed including taking down old one.

S&F in repair 100 mm dia CI branch piece single, (equal or unequal) ordinary or inverted spigot or socketed type with oval access doors all as specified and directed including taking down old one.

S&F in repair 100 mm dia cast iron cowl all as specified and directed including taking down old one.

DGR CONSTRUCTION

SRI BHOOMIJ INFRAPROJECTS & SERVICES LLP

R R ENTERPRISE