REPAIR / REPLACEMENT / CLEANING OF SEWAGE LINE, MANHOLES, WC PAN, GULLY TRAPS ETC IN AREA IV OF AGE B/R WEST AREA AT COLABA, MUMBAI

Amount

Material and labour for cleaning of all blockages of Nahani trap/floor trap, bottle trap, gully trap, P or S traps of WCs, 100mm / 75 mm dia CI pipe and stacks upto 1st manhole, CI/SGSW pipe between gully trap and 1st manhole ,CI Tee/door bends etcto maintain internal sewage system by employing Two sweepers on all working days from 0900 hours to 1700 hours in the Area-IV of AGE B/R (West) Colaba with manual/pressure cleaning pump & flexible rods and other neccessary equipments complete all as specified and directed.

All as per item no. 1 above but on emergency basis on Sunday/closed holiday/Gazetted holidays on call from Engr-in-charge/JE.

Cleaning of existing sewage line by rodding/mechanical process (with machine) as required/directed for 100mm to 250mm bore of drain pipe depth not exceeding 1.5 m deep (under ground) and removal of sludge/mud/dry silt etc in foul position out side of defence land, where directed including cleaning of Sewage line with water and testing by filling the water from manhole to manhole independently as directed and as specified including taking out man hole covers and reset in same position and making good disturbed portion if any complete all as specified and directed. Mode of measurment :- (i) Only length of blocked sewage line between two manholes will be measured and paid vide this item. (ii) If only manholes are choked up /blocked ,the cleaning of manholes shall be measured and paid vide item no. 1 & 2 of this schedule.

All as per item No 3 above but depth exceeding 1.5 m and not exceeding 3m deep. Mode of measurment :- (i) Only length of blocked sewage line between two manholes will be measured and paid vide this item. (ii) If only manholes are choked up /blocked, the cleaning of manholes shall be measured and paid vide item no. 1 & 2 of this schedule.

Empting choked up sewage lines and manholes exceeding 3.00 m depth by providing sewage suction vehicle of capacity 5000 ltrs (BMC Pattern) including necessary other arrangments such as sweepers to clean up the site after work and disposing the same at places earmarkd outside MOD land upto 25 KM lead and lift complete all as specified and directed. Note :- (a) All precautions to be taken by all workers while working in foul condition. Contractor shall take all necessary actions. (b) After cleaning vehicle will be contractors property. (c) Contractor accredated representative shall be available during the cleaning. (c) Complete process shall be completed in all respects within a day.

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

Material and labour for brick work with sub class 'B' brick straight curved on plan exceeding 6 metre mean radius with old size bricks built in CM 1:6 for cracked wall of manholes, septic tank, soak pits etc complete all as specified and directed.

Taking down cement plaster from inside/outside of existing septic tank/manhole/walls etc including racking out joints, hacking for key scrubbing down with water and removal of rubbish off the premises complete all as directed.

Material and labour for 15 mm thick rendering in cement mortar 1:4 inside and outside wall of manhole of brick work/ concrete surface using WPC as per manufacturers instructions and finishing even and smooth without using extra cement complete all as specified and direcetd. Note: (i) WPC shall be measured and paid for separately as 'Supply only'. (ii) WPC to be mixed @200ml per 50 Kg bag of cement all as manufacturers instruction.

Material and labour for finishing the drain bottom and side walls even and smooth (without using extra lime or cement) complete all as specified and directed.

Material and labour for preparing newly plastered surfaces of walls and applying two coats of cement base paint complete all as specified and directed.

Supply only integral water proofing compound complete all as specified and directed. Make: Pidiproof LW+ of Dr. Fixit or Equivalent, as approved by GE.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth for cesspits, manholes etc. and getting out in soft/loose soil even in foul position complete all as specified and direcetd.

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

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

Demolition and breaking of drain pipe (SGSW/PVC/RCC etc) set in cement mortar of internal dia 150 mm/200 mm complete all as specified and directed.

Supply and fixing 150 mm bore Reinforced concrete pipes, class NP3, laid and jointed with collars complete all as specified and directed.

Supply and fixing 200 mm bore Reinforced concrete pipes, class NP3, laid and jointed with collars complete all as specified and directed.

Material and labour for PCC (1:3:6) type C2 using 40mm graded stone aggregate as in bed to drain pipes of 150 mm bore dia including packing under, and haunching against the sides of pipes after they are laid and tested complete all as specified and directed.

Material and labour for PCC (1:3:6) type C2 using 40mm graded stone aggregate as in bed to drain pipes of 200 mm bore dia including packing under, and haunching against the sides of pipes after they are laid and tested complete all as specified and directed.

Demolition of cement cocrete (unreinforced) not exceeding 15 cm thickness (above or below ground level) complete all as specified and directed.

Material and labour for PCC (1:3:6) type C2 (40 mm graded stone aggregate) in foundation filling and mass concrete for bottom of manhole complete all as specified and directed.

Material and labour for cement concrete (1:2:4) type B0, (using 12.5 mm graded stone aggregate) as coping/cills including necessary form work weathering, slightly rounded or chamfered angles and throating complete all as specified and directed.

Cutting into existing manhole for connecting new drain, making good to pipe and rendering cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in PCC (1:2:4) type B1, smooth finished and reforming benching as required for internal pipe of dia 150 mm complete all as specified and directed.

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition of any description and in any position not otherwise specifically provided for) complete all as specified and directed.

Material and labour for Precast reinforced cement concrete(1:2:4) type B1 (using 20 mm graded stone aggregate) in cover slab for manhole and similar article with plain face, set in cement mortar (1:4) complete all as specified and direceted.

Supply and fixing deformed or twisted TMT bars 8 mm dia cut to length bent to shape required including cranking binding with MS wire (annealed) not less than 0.9 mm dia complete all as specified and directed.

Demolition and breaking up drain pipes 75 mm dia (Salt glazed ware, AC, PVC or reinforced concrete) set in cement mortar complete all as specified and directed

Demolition and breaking up drain pipes 110 mm dia (Salt glazed ware, AC, PVC or reinforced concrete) set in cement mortar complete all as specified and directed

Supply and fixing 75 mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints, sealed with adhesive suitable for PVC pipes and fixed to walls complete all as specified and directed.

Supply and fixing 75 mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints, sealed with adhesive suitable for PVC pipes laid in trenches complete all as specified and directed.

Supply and fixing 110 mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints, sealed with adhesive suitable for PVC pipes and fixed to walls complete all as specified and directed.

Supply and fixing 110 mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints, sealed with adhesive suitable for PVC pipes laid in trenches complete all as specified and directed.

Supply and fixing 75mm dia PVC (SWR) bends with access doors any radius complete all as specified and directed.

Supply and fixing 110 mm dia PVC (SWR) bends with access doors any radius complete all as specified and directed.

Supply and fixing 75 mm dia PVC (SWR) junction single, (single T) equal or uequal provided with access door complete all as specified and directed.

Supply and fixing 110 mm dia PVC (SWR) junction single, (single T) equal or uequal provided with access door complete all as specified and directed.

Supply and fixing 75mm PVC (SWR) branch piece, single (single Y) equal or unequal complete all as specified and directed.

Supply and fixing 110 mm PVC (SWR) branch piece, single (single Y) equal or unequal complete all as specified and directed.

Supply and fixing 75 mm PVC (SWR) branch piece, single (double Y) equal or unequal complete all as specified and directed.

Supply and fixing 110mm PVC (SWR) branch piece, single (double Y) equal or unequal complete all as specified and directed.

Supply and fixing 75 mm dia PVC (SWR) vent cowl complete all as specified and directed.

Supply and fixing 110mm dia PVC (SWR) vent cowl complete all as specified and directed.

Supply and fixing in repair floor trap grating square 150mm size of PTMT (minimum 100 gms) complete all as specified setting and jointing with solvent cement complete all as specified and directed.

Supply and fixing in repairs cockroach trap grating square 101x101 mm size/round having 101 mm dia setting and jointing with solvent cement complete all as specified and directed. Make: Prayag CAT No. FT - 20/21/21 M or equivalent, sample as approved by GE.

Supply and fixing in repair PVC (SWR) floor trap 75mm plain with grating including jointing with solvent cement complete all as specified and directed.

Supply and fixing in repair PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement complete all as specified and directed.

Demolition of stone slabs and tiles of any description or thickness in floors aprons etc laid, bedded and pointed in any mortar and removal of rubbish off the site complete all as specified and directed.

Material and labour for Precast plain cement concrete coloured chequered tiles 25 to 28 mm thick machine pressed set, jointed and pointed in neat cement slurry (with grey cement and pigment) over and including 20mm thick screed bed in CM (1:6) complete all as specified and directed. Make: Mehatab / Ultra / Shriji / Vitco, sample as approved by GE.

Material and labour for rubber moulded glossy finished precast concrete interlocking paver block of any shape and size conforming to IS 15658 - 2006 of 60mm thickness, M-35 grade with grey cement and pigment laid over 25mm thick sand cushioning of paver blocks using surface vibrator complete all as specified and directed. Make: Mehatab / Ultra / Shriji / Vitco, sample as approved by GE.

Supply and fixing Steel work in tubular shape in hand rails including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to IS 1161-1979 grade St.-240 including drilling holes on concrete walls, fixing with necessary fitting like angle cleats and connecting plates etc. which is to be attached with handrails with welding and filling the holes with micro concrete complete all as specified and directed.

Material and labour for 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 complete all as specified and directed.

Supply and fixing for mild steel plates of Grade Fe 410-W, (Gde- E-250) quality-A as in connecting pletes, base plate, as in making mezzanine floors etc. welding etc complete all as specified and directed .

Material and labour for preparation of new steel surfaces exceeding 10cm width of girth and applying two coats of epoxy paint over a coat of epoxy primer complete all as specified and directed.

Material and labour for preparation of old steel surfaces exceeding 10 cm width or girth and applying one coats of synthetic enamel paint over a coat of alkyd anti corrosive primer complete all as specified and directed .

Cleaning of open drains completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MoD land for width of drains not exceeding 30cm complete all as specified and directed.

Cleaning of open drains completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MoD land for width of drains exceeding 30 cm but not exceeding 60 cm complete all as specified and directed.

Cleaning of open drains completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MoD land for width of drains exceeding 60 cm but not exceeding 75 cm complete all as specified and directed.

Cleaning of drains/culverts including removing and re-covering of RCC/CI/Steel covers by completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MoD land for width of drains not exceeding 30cm complete all as specified and directed.

Cleaning of drains/culverts including removing & re-covering of RCC/CI/Steel covers by completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MoD land for width of drains exceeding 30 cm but not exceeding 60 cm complete all as specified and directed.

Cleaning of drains/culverts including removing & re-covering of RCC/CI/Steel covers by completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MoD land for width of drains exceeding 60 cm but not exceeding 75 cm complete all as specified and directed.

Supply and fixing 900mm x 600mm FRP manhole cover of 20 ton loading capacity with frame over manhole coping concrete complete all as specified and directed. Make: Fibro Cast / Sintex / Everlast Composites LLP, sample as approved by GE.

NATH CONSTRUCTION

Bright Construction Co

DORAICONSTRUCTIONCO

Bidder Name

NATH CONSTRUCTION

RAJU AND CO

DORAICONSTRUCTIONCO

Bright Construction Co