REPAIR/REPLACEMENT OF SEWAGE SYSTEM INCLUDING CLEANING OF SEWAGE LINES AND MANHOLES AND SEPTIC TANKS AND SOAK WELL ETC AT ARC AND 11 WEU AND MDC AND MES AT HAPPY VALLEY AND REPAIR/REPLACEMENT OF SEWAGE SYSTEM INCLUDING CLEANING OF SEWAGE LINES AND MA

Amount

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 M in depth as in foundation in soft or loose soil and getting out complete all as specified and directed.

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 M in depth as in foundation in hard/dense soil and getting out complete all as specified and directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers n.exc 25 cm thick in soft/loose soil complete all as specified and directed.

Removing of surplus excavated material n.exc 50 m and depositing where directed at a level n.exc 1.5 m above the starting point in soft soil complete all as specified and directed.

M&L for salt glazed stone ware drain pipes 200 mm bore grade ‘A’ laid in trenches and jointed in cement mortar (1:1) including cement concrete (1:4:8) type D-2 (using 40 mm grade stone aggrete) as in concrete bed to drain pipes, packing under & haunching against the sides of pipes after they are laid & tested including demolition and breaking up old drain pipes 200 mm dia (salt glazed stone ware, AC or reinforced concrete) pipe set in cement mortar and removing from site of work to a distance n exc 50mtrcomplete all as specified and as directed.

M&L for salt glazed stone ware drain pipes 150 mm bore grade ‘A’ laid in trenches and jointed in cement mortar (1:1) including cement concrete (1:4:8) type D-2 (using 40 mm grade stone aggrete) as in concrete bed to drain pipes, packing under & haunching against the sides of pipes after they are laid & tested including demolition and breaking up old drain pipes 150 mm dia (salt glazed stone ware, AC or reinforced concrete) pipe set in cement mortar and removing from site of work to a distance n exc 50mtrcomplete all as specified and as directed.

M&L for salt glazed stone ware drain pipes 100 mm bore grade ‘A’ laid in trenches and jointed in cement mortar (1:1) including cement concrete (1:4:8) type D-2 (using 40 mm grade stone aggrete) as in concrete bed to drain pipes, packing under & haunching against the sides of pipes after they are laid & tested including demolition and breaking up old drain pipes 100 mm dia (salt glazed stone ware, AC or reinforced concrete) pipe set in cement mortar and removing from site of work to a distance n exc 50 mtr complete all as specified and as directed.

M&L for Reinforced concrete pipes, class NP2, laid and jointed complete with collars 150 mm bore grade ‘A’ laid in trenches and jointed in cement mortar (1:1) including cement concrete (1:4:8) type D-2 (using 40 mm grade stone aggrete) as in concrete bed to drain pipes, including forming cradles after they are laid & tested including demolition and breaking up old drain pipes 150 mm dia (salt glazed stone ware, AC or reinforced concrete) pipe set in cement mortar and removing from site of work to a distance n exc 50mtrcomplete all as specified and as directed.

Cleaning of sewage lines using split Bamboo with a gunny bag piece tied with bamboo with binding wire and inserting the bamboo in sewage lines through manhole/ gully trap clear flow of sewage is observed of 100/150/200 mm bore pipe complete all as directed by Engr-in-charge at site.

Taking out and removing sludge water/waste materials/foreign materials from septic tank of 50 users and burying the entire sludge under ground in the pit of suitable size and covering the pit with earth or earth mixed rubbish and removing surplus soil to a distance n.exc 50 m including necessary earth work in pit complete all as directed by Engr-in-Charge.

Taking out and removing sludge water/waste materials/foreign materials from septic tank of 100 users and burying the entire sludge under ground in the pit of suitable size and covering the pit with earth or earth mixed rubbish and removing surplus soil to a distance n.exc 50 m including necessary earth work in pit complete all as directed by Engr-in-Charge.

Taking out and removing sludge water/waste materials/foreign materials from septic tank of 150 users and burying the entire sludge under ground in the pit of suitable size and covering the pit with earth or earth mixed rubbish and removing surplus soil to a distance n.exc 50 m including necessary earth work in pit complete all as directed by Engr-in-Charge.

Cleaning of blocked water closet by flushing with water and cleaning of soil pipe upto first manhole, cleaning WC Pan/Floor trap/Nahani Trap of bathroom, kitchen/urinalss and flushing cistern with water complete all as directed by Eng-in-charge.

Cleaning of manholes with spades or bucket taking out sludge from manhole and disposed off aside by putting earth on it. Again use water with bucket and put in manhole to clear the sludge and ensure the sludge is drain out completely. The depth of manhole n.exc 1 mtr each.

All as per item No 14 above here-in-before but depth of manhole exc 1mtr but n.exc 2mtr.

Demolition of cement concrete (reinforced) as in cover slabs of any description and in any position not otherwise provided for and Including removal of debries out side MoD land complete all as directed by the Engr-in-charge.

M&L for RCC types A1 1:1.5:3 (20mm graded aggregate) as in Slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like

Form work to soffits of suspended slab such as roof slabs, floor slabs landing and similar work not exc. 200mm thick(Horizontal or Sloping)

M&L for Pre cast RCC 1:2:4 type B1 using 20 mm graded stone aggregates as in cover slab for soakage well / manhole and similar works supported on walls set in cement mortar 1:6 complete. Note:- Reinforcement steel will be measured & paid sepratly.

M&L for TMT bars 10 mm dia cut to length bent to shape etc as required and binding with and including MS wire (annealed) not les than 0.9 mm dia as in reinforcement complete all as specified and as directed.

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

M&L for PCC (1:4:8) type D2 using 40mm graded stone aggregate as in foundation.

M &L for 75mm thick PCC (1:3:6) type B2 as in flooring of septic tank, manhole etc with 40mm graded aggregae finishing cement concrete surface even and smooth using extrra cment complete all as specified and directed.

M&L for PCC (1:2:4) type B0 as in benching & coping with 12.50mm graded aggregate incl necessary form work moulds all as specified and as directed.

M&L Precast PCC (1:3:6) type C1 (using 20mm graded agg) solid block masonry exc 10cm in width or girth and setting CM (1:6) including demolition of Precast cement concrete block walling in any position and Including removal of debries out side MoD land complete all as specified and directed.

M&L for rendering 10 mm thick in cement mortar (1:4) and finish even and fair without using extra cement including taking down cement plaster in cement or cement lime mortar on brick or stone walls etc. including raking out joints, hacking for key, scrubbing down with water etc, Including removal of debries out side MD land all specified and directed.

M&L for preparation of old decorated plastered surfaces of walls including cornices, plasters etc and applying two coat of white wash complete all as specified and directed

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

M&L for PCC (1:5:10) type E2 (using 40mm graded agg) as in sub base of WC complete all as specified and as directed.

S&F in repair 110mm PVC (SWR) pipe single socket in any length with rubber ring jointed fixed to wall with clamps (ISI Mark) including taking down old unserviceable pipes complete all as specified and as directed.

All as per above item here-in-before but 75mm(PVC SWR) Pipe.

S&F in repair 110mm bore PVC (SWR) branch piece single (Y) equal or unequal.

All as per item 32 above but with access door

S&F in repair 110mm bore PVC (SWR) bends / door bend with acess door.

All as per item 34 here-in-before but 75mm bore with acess door.

S&F in repair 110mm bore PVC (SWR) junction single (single T) equal or unequalwith acess door.

All as per item 36 here-in-before but 75mm bore

S&F in repair 110mm PVC (SWR) vent cowl.

S&F in repair 75mm PVC (SWR) vent cowl.

S&F in repair 110mm bore PVC (SWR) reducers.

S&F in repair Salt-glazed stoneware gully traps, square or round mouthed, tvpe of size 150 x 100 mm complete all as specified & directed.

S & F 75mm bore PVC (SWR) floor trap, plain with grating including jointing with solvent cement complete all specified and as directed.

M&L for water proofing treatment to sunken portion of RCC slab with the following courses of treatment/specification :- (i) For Screed bed or bedding layer of mortar 1:4 in 15 mm thick for laying as in sunken portion with mixing of WPC and surface finished fare and smooth without using extra cement. (Note: WPC shall be measured and paid for under separate items) (ii) Preparation of plastered roof surface and applying one coat of cold bituminous primer @ 0.25 ltr /Sqm conforming to IS:3384-1986. (iii) APP based polymeric membrane 3mm thick (minimum), weighing 3.5 Kg/sqm reinforced with polyester non woven fabric (weighing not less than 160 gms/Sqm) shall be applied by torch application over bituminous primer as specified. The overlaps shall be minimum 100mm on the transverse direction and 75mm on longitudinal direction. Note:-The work of sunken portion treatment shall be got executed through expert team of manufacturers or authorised applicator of manufacturer. Contractor shall submit documentary evidence on support of applicator engaged for approval of GE.

S & F in repair Vitreous china squatting pan of pattern Orissa Pattern of size 580x 440 mm white with 110mm bore PVC ‘P’ or ‘S’ trap , front or back inlet but excluding flushing cistern and flush pipe including placing in position in floor and embedded in cushion of PCC type E2 ( 1:5:10, using 40 mm graded stone aggregates), and finishing the top surfaces to match with the existing flooring as in repairs.

S&F in repairs Vitreous China wash down water down water closet pan (pedestal pattern), white (excluding fixing bolts, flushing cistern and flush pipe) including Plastic water closet seat, black, closed pattern with flat bottom, and cover and mild steel chromium plated or aluminised hinging device complete.

S & F in repair PVC low level white flushing cistern 9/10 litre capacity valve less, syphonic action type, complete with inlet, ball valve, float valve, bends, brackets, brass screws, handle, 32 mm dia PVC flush pipe of suitable length and making all connection and making good disturbed surface complete all as specified and directed.

Removal of plant/vegetation/bushes growth etc froom roof or parapet of building including removing of root and making good disturbed surface with cement mortar 1:3 including mixing only liquid waterproofing compound as per manufacturer instruction complete all as specified and directed.

S K DEY (BID ID -3321603)

Ms Amrik Singh Bahra (BID ID -3328797)

M/S Surendra Prasad and Associates (BID ID -3321713)