REPAIR AND MAINTENANCE OF SEWAGE LINE AND MH ETC IN NORTH ZONE UNDER GE (NORTH) BINNAGURI

Amount

Cleaning of blockage of Indian/European type water closet by using hand pump with rubber bucket or by opening the inspection eye by using cleaning rod etc till clear flow of water is observed and finally cleaning the water closet by flush of water complete all as specified and as directed.

Cleaning of blockage of floor/nahani/vermin trap of wash hand basin/sink/bathrooms/kitchen by using hand pump with rubber bucket or by cleaning rod till clear flow of water is observed all complete all as specified and as directed.

Cleaning of blockage of sewer lines of any position, manholes in any type (i.e. branch sewer line, main sewer line) and by attending the complaints for day to day maintenance in all days in a month except Sundays, Gazetted Holidays and National Holidays, by way of cleaning desludging foreign materials as well as rodding of sewer line from both sides between two adjacent manholes or from inspection chamber to manholes or from gully trap to inspection chamber or through inspection eye of any depth of manholes manually/mechanically or pumping out sewage from blocked manhole including desludging where required and ordered by EIC and keeping sewer line functional upto final drop/outlet into septic tank, soak well all as specified and directed for 100 mm dia of sewer pipe lines complete all as specified and as directed.

All as per item No 3 here-in-before but for 150 mm dia of sewer pipe line complete all as specified and as directed.

All as per item No 3 here-in-before but for 200 mm dia of sewer pipe line complete all as specified and as directed. Note for Item No 3 to 5: Unit rate quoted shall be deemed to be included of cleaning of shrubs, small grass roots etc around the manholes, inspection chambers and adjacent to the pipe lines cleaning etc and along the sewage lines wherever required or as directed.

Taking out of sludge water and semi solid materials/sludge including other foreign materials from manholes of depth as mentioned below and removing & depositing in excavated pit within 50 m distance and allowing initial percolation of sludge water complete all as specified and as directed for the depth of manholes upto 1.50 m each complete all as specified and as directed.

All as per item No 6 here-in-before but depth of manholes exceeding 1.50 m but not exceeding 3.00 m each complete all as specified and as directed.

All as per item No 6 here-in-before but depth of manholes/Septic tank exceeding 3.0 m but not exceeding 4.0 m each complete all as specified and as directed. Note for item No 6, 7 & 8 : Unit raster shall deemed to be inclusive of taking down of manhole cover and refixing the same in position after cleaning complete. Excavation and earthwork of pit for depositing sludge and providing two layer bamboo matting laid over the deposited sludge in the pit and covering the same with lime upto 30 cm thickness for not spreading unhygienic nuisance and measurement shall be taken after allowing initial percolation of sludge water. Taking up solid and liquid sludge shall be carried out by mechanically mean using sludge pump and not by any persons as per Govt statutory order.

M&L for removing of blocked sludge wasted materials and cleaning the gully trap of kitchen and bath room and including buried the entire sludge into under ground complete all as specified and as directed.

M&L for demolition of brick work built in cement mortar and removing from site of works complete all as specified and as directed.

M&L for brickwork built in CM 1:4 old size brickwork with fly ash bricks straight or curved on plan exc 6m mean radius complete all as specified and as directed.

All as per item No 11 above but except bricks complete all as specified and as directed. Note: The serviceable bricks obtained from demolition shall be reused.

Demolition and breaking up drain pipes 100 mm bore dia (salt glazed ware, AC or reinforced concrete) set in cement mortar complete all as specified and as directed. Note: Earth work shall be measured and paid separately.

Demolition and breaking up drain pipes 150mm bore dia (salt glazed ware, AC or reinforced concrete) set in cement mortar complete all as specified and as directed. Note: Earth work shall be measured and paid separately.

Demolition and breaking up drain pipes 200 mm bore dia (salt glazed ware, AC or reinforced concrete) set in cement mortar complete all as specified and as directed. Note: Earth work shall be measured and paid separately.

M&L for concrete bed for sewer line packing under and hunching against the sides of the new pipes with PCC (1:3:6) type C-2 with using 40 mm graded stone aggregates for the 100 mm dia (Internal) of sewer pipe lines complete all as specified and as directed

M&L for concrete bed for sewer line packing under and hunching against the sides of the new pipes with PCC (1:3:6) type C-2 with using 40 mm graded stone aggregates for the 150 mm dia (Internal) of sewer pipe lines complete all as specified and as directed

M&F for concrete bed for sewer line packing under and hunching against the sides of the new pipes with PCC (1:3:6) type C-2 with using 40 mm graded stone aggregates for the 200 mm dia (Internal) of sewer pipe lines complete all as specified and as directed

S&F of salt glazed stone ware drain pipes, grade ‘A’ placed in position in old sewer line and jointed in cement mortar (1:1), 100 mm dia (Internal) of sewer pipe lines complete all as specified and as directed

S&F of salt glazed stone ware drain pipes, grade ‘A’ placed in position in old sewer line and jointed in cement mortar (1:1), 150 mm dia (Internal) of sewer pipe lines complete all as specified and as directed

S&F of salt glazed stone ware drain pipes, grade ‘A’ placed in position in old sewer line and jointed in cement mortar (1:1), 200 mm dia (Internal) of sewer pipe lines complete all as specified and as directed

M&L for 200 mm outer dia DWC PE (SN-8) pipes laid in trenches and jointed complete all as specified and as directed.

M&L for Excavation in trenches n.exc 1.50 m wide and n.exc 1.50 m in depth for foundation or for laying of sewage line or buried sludge etc and getting out in soft/loose soil complete all as specified and as directed.

All as per item Ser No 23 above but depth exc 1.50m but not exceeding 3.00 m complete all as specified and as directed.

All as per item Ser No 23 above here-in-before but depth exc 3.00m but not exceeding 4.50 m complete all as specified and as directed.

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

Removing surplus excavated soils to a distance not exc. 50 m and depositing where directed at a level n.exc 1.50m above the starting point complete all as specified and as directed.

Taking down cement plaster on wall of any description including racking out joints, hacking for key, scrubbing down with water etc complete all as specified and as directed.

M&L for 15mm thick plaster of cement mortar (1:4) rendering on fair faces of brick work and finishing the surface fair and even without using extra cement complete all as specified and as directed.

M&L for preparing newly plastered or unplastered surface of wall and applying two coats of white washing complete all as specified and as directed.

Demolition of reinforced cement concrete of any description and in any position not other wise specifically provided for complete all as specified and as directed.

M&L for pre-cast RCC(1:2:4) type B-1 with using 20 mm graded stone aggregates as in manhole/gully trap cover slab, set in cement mortar (1:6) complete all as specified and as directed. Note : Reinforcement shall be measured and paid separately under relevant item of this Schedule ‘A’.

S&F mild steel Thermo mechanically treated (TMT) bars 8 mm dia, as in reinforcement, cut to length, bent to shape required including cranking, hooking end and binding with and including mild steel wire (annealed) not less than 0.90 mm dia complete all as specified and as directed.

Taking out old damaged SWG gully trap of any size and S&F salt glazed stone ware (SWG) gully traps of size 150mm x 100mm, square or round mouthed, type ‘P’ including PCC (1:3:6) type C-2 with using 40 mm graded stone aggregates hunching complete all as specified and as directed.

S&F vitreous china squatting pan "Orissa" pattern size 580x440mm white with integral foot rests(excluding flushing cistern and flush pipe) with 'P' or 'S" trap front or back inlet etc including connection to trap and flushing pipe and provision of cement concrete bedding complete all as specified and as directed in repairs including demolition of existing one.

S&F in repair vitreous china urinal flat back size 465x355x265 mm white (minimum) with grating and union for discharge pipe including connecting pipe & waste pipe complete all as specified and as directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises complete all as specified and as directed.

M&L for non skid coloured joint free ceramic tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.11 Sqm but n. exc. 0.18 Sqm, in floors etc. set and jointed in neat cement slurry over 15mm thick screed bed or bedding layer in CM (1:6) as in floor and pointed in whiter or coloured cement to match as in floor complete all as specified and as directed.

Material and labour for glazed ceramic coloured/digital printed of size (300 x 450 mm x 7 mm thick ) as in vertical surfaces such as skirting/dado/riser to steps etc conforming to IS-13712 grade IB-III set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles over and including cement screed bed / backing layer of 10mm thick in cement mortar (1:4) complete all as specified and as directed.

Taking down 110mm CI/PVC/AC soil pipe including fittings complete all as specified and as directed.

S&F 110mm dia PVC SWR pipes single socked in any length with rubber rings joints land in trenches or fixed to wall/laid in trenches complete all as specified and as directed.

M&L for Cutting through brick wall for holes and making good disturbed portion in CM (1:3)/cement concrete 1:2:4 type B1 as required complete all as specified and as directed.

S&F 110mm dia PVC bends of any radius complete all as specified and as directed.

S&F 110mm dia PVC bends of any radius with access door complete all as specified and as directed.

S&F 110mm dia PVC SWR junction single T equal or unequal with access door complete all as specified and as directed.

S&F 110mm dia PVC SWR branch piece double (double Y) equal or unequal with access door complete all as specified and as directed.

S&F 110mm dia PVC SWR vent cowl complete all as specified and as directed.

S.N. GHOSH AND CO. (BID ID -3186304)

N K Construction (BID ID -3189090)

M/S JAGDISH PRASAD AGARWALA (BID ID -3186731)

BINOD TRADING CO. (BID ID -3183851)

M/S ALOKE CHAKRABORTY and CO (BID ID -3184974)

ANUP ENGINEERING WORKS (BID ID -3184201)

CENTRAL ENGINEERING WORKS (BID ID -3184325)

M/S S.K.DAS (BID ID -3185018)