REPAIRS REPLACEMENT OF SEWAGE LINES CLEANING OF SEWAGE LINES AND MANHOLES AND CERTAIN MISC REPAIR WORKS TO ZONE II AREA OF DRDO TOWNSHIP PHASE I C V RAMAN NAGAR BANGALORE

Amount

M&L for excavation in trenches n.exc 1.5m wide and not exc 1.5 m in depth and gettig out in any type of soil complete all as specified.

M&L for excavation in trenches exc 1.5m wide and not exc 3.00 m in depth and gettig out in any type of soil complete all as specified,

Demolition of PCC of any description & in any position not otherwise specifically provided for (unreinforced) removing debris outside MD land complete all as s[ecified.

M&L for PCC 1:4:8 type D2 as in foundation filling and mass for Manhole , Drainage concrete etc complete all as specified.

M & L for PCC 1:2:4 Type B1 using 20mm graded stone aggregate as in benching, drain and surface channel and the like, rounded or chamfered on edges including necessary formwork, etc complete all as specified and as directed by the Engineer-in-Charge.

M&L plain cement concrete 1:2:4 type B0 (using 12.5mm graded aggregate) as in coping/ bed plate/ bed block including necessary forms and moulds.

Demolition of brick work or stone/ PCC black masonry, built in cement mortar etc and removing debris outside MD Land complete all as specified

Precast cement concrete block masonry with solid blocks exceeding 10 cm in width, in PCC 1:3:6 mix, type C1, (Using 20 mm graded stone aggregate) and setting in cement mortar 1:4 complete all as specified and as directed.

M&L for brick work with subclass 'B' bricks straight or curved on plan exc 6 mtr mean radius built in cm 1:4 all as in manhole etc.

Demolition of RCC cover slab of any description & in any position and removing debris outside MD land complete all as specified.

M&L for TMT bars 10mm dia and above but to length bent to shape required inclding cranking bending etc and binding with mild steel wire (annealed) not less then 0.90mm complete.

M &L TMT bars 6 mm to 8mm dia and over, cut to length, bent to shape required, including cranking, bending and binding with and including mild steel wire (annealed) not less than 9 mm dia complete all as specified and directed.

M&L Precast RCC 1:2:4 type B1 using 20mm stone aggregate as in cover slab of manhole, gully trap, drain etc. set in CM 1:4 all as specified and as directed.

Demolition and breaking up drain /sewage pipes set in cement mortar (salt glazed stoneware/asbestos cement/reinforced/UPVC) including bed concrete and removal of debris outside MD land, of the following sizes complete : for 150mm / 160mm bore.

All as per the Item No 14 here above but for 200mm bore.

M&L for Concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested in PCC 1:4:8 type D2 for 160mm dia pipe complete all as specified.

M&L for Concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested in PCC 1:4:8 type D2 for 200mm dia pipe complete all as specified.

M&L UPVC pipes of 160mm internal dia, foam core, self fit 0.4 Mpa (class-2) pressure 4.00 Kg/CM2 laid under trenches jointed in CM (1:1) complete all as specified and as directed.

M&L UPVC pipes of 200mm internal dia, foam core, self fit 0.4 Mpa (class-2) pressure 4.00 Kg/CM2 laid under trenches jointed in CM (1:1) complete all as specified and as directed.

Cutting into existing manholes for connecting new drains ,making good to pipe 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 B1 smooth finished,and reforming benching as required for 160mm bore pipe

Cutting into existing manholes for connecting new drains ,making good to pipe 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 B1 smooth finished,and reforming benching as required for 200mm bore pipe.

Taking down cement plastering of any thickness on brick, concrete or stone walls, partitions, ceilings etc including raking out joints, hacking for key, scrubbing down with water etc, and rmoving debris outside MD land complete all as specified and as directed.

M&L for 15mm thick rendering on brick or concrete surface of manholes, drain and septic tank/soakage well in cement mortar 1:4 and finishing the surface with using water proof compound even and smooth without using extra cement all as specified and as directed. Note: Water proofing compound shall be measured and paid seperately

Supply only water proofing compound liquied all as specified

M&L for returning, filling in including spreading, levelling, watering and well ramming in layers n exc 25cm complete.

Removel of excavated soil not exc 50mtr and depositing where directed at a level 1.5M above the starting point.

Demolition of cement concrete in ground floor and paving n exc 15cm below or above ground level removing debris outside MD land complete all as specified.

Demolition of Stone slabs & tiles of any description or thickness in floors, aprons etc. Laid, bedded & pointed in any mortar and removing debris outside MD land omplete all as specified.

.M&L 75mm thick PCC type C-1, (1:3:6) using 20mm graded stone aggregate as in path/Hardstandiing,Plinth protection finished surfaces even and fair Incling construction Joints complete all as specifiedand as directed..

M&L 75mm thick PCC type D-2, (1:4:8) using 40mm graded stone aggregate as in sub base of paving/plinth, Hard standing protection.

S&F Chequered cement concrete commercial Tiles30cm x 30cm x 20 to 25mm /25cmx25cmx20 to 25mm thick of with grey cement and pigment set jointed and pointed in neat cement slurry in floors and cut and polished laid ande over and including 15mm Screed in CM 1:6 including all as specified and as directed. Make :- M/S Nitco tiles, M/S Bharat tiles or its equvilent.

Cleaning of blocked sewage line of any dia by rodding from one manhole to next manhole and washing through in fresh water including removing all sludge, tree roots from the sewage lines and disposed off properly outside the MD land complete all as directed.

Cleaning of manhole of any description & size and exceeding 1.5 M in depth including lifting up and removing sludge & accumulated solid/semi solid sludge and any other foreign material with mechanically & washing down with water for smooth functioning of sewage line all as directed, sludge obtained from cleaning shall be removed outside MD land complete all as directed

All as item No.33 above but depth exc 1.50M but not exc 3.00M

Removing of blockage from kitchen/ bathroom/WHB by using rubber cup and clearing the blockage upto nearest gully trap / manhole with cleaning rod including disposing off waste material outside MD land obtained complete all as directed to entire satisfaction of Engineer-in-charge

Cleaning of blockage WC (E type) or I (type) by opening inspection door bend and using roding/pressure technique to clear blockage complete all s specified and as directed.

Demolition of floor , hearth or wall tiling including cement mortar bedding ( incl backing ), removing serviceable tiles to store and rubbish off the premises.

M&L 25 mm thick PCC 1 : 2 : 4 type B0 (using 12.50 mm graded stone aggregate) as floor rough and even to received tile screed bed/bedding layer complete all as specified and directed

M&L non-skid coloured ceremic tiles 7 to 8 mm thick (Square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors etc. set & jointed in neat cement slurry and pointed in coloured cement to match coloured tiles laid over and including 15 mm thick screed bed or bedding layer in CM (1:4) complete all as specfied and directed.

S&F for Vitreous china White Squatting Orissa Pattern pan of size 580x440mm, including UPVC ‘P’ or ‘S’ trap, front or back inlet and integral foot rests and making connection to trap and to flushing pipe, anti syphonic pipe, fixed in repair including dismantling existing squatting pan and making good to disturbed floor, complete all as specified and directed

S&F Vitreous china white wash down water closet pan (pedestal pattern) with PP soft closing seat cover, hinges, fixing accessories set (excluding flushing cistern and flush pipe), including UPVC (SWR) ‘P’ or ‘S’ trap and connection to drain (or outgoing pipe) and to flush pipe, antisyphonic pipe fixed in repair including dismantling existing water closet etc complete all as specified and directed by GE” Make : Cat part No CNS-WHT-553SS of Jaquar or techno-commercial equivalent model in other makes as approved by GE”

Taking down of existing cudappah stone slabs and providing material and labour of new cudappah stone cover slab, 38/40mm thick on gully trap by adjusting the size of hole or vent pipe to avoid entering of snakes, rats etc complete all as directed.

M&L in repair PVC (SWR) gully traps 125/110mm setting and jointing with solvent cement

S & F (SWR) PVC pipes 110 mm dia single socketed in any length with solvent cement joints laid under floor or on walls fixed as soil waste/vent pipes including taking up or down existing PVC pipes and connections complete all as specified and as directed..

S&F 75mm PVC (SWR) pipes single socketed in any length with rubber ring joints laid in laid under floor or on walls fixed as soil waste/vent pipes including taking up or down existing PVC pipes and connections complete all as specified and as directed..

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

S&F 75mm PVC(SWR) multifloor trap with grating includin jointing with solvent cement

S & F 75 mm bore PVC (SWR) bends of any radius with access door.

S & F 110 mm bore PVC (SWR) bends of any radius with access door.

S&F 75mm dia branch piece single (Single Y) equal or unequal

S & F 110 mm bore PVC (SWR) branch piece single (Single `Y') equal or unequal.

S&F PVC (SWR) vent cowl 110mm dia

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