REPAIR REPLACEMENT OF SEWAGE LINES AND CLEANING INCLUDING CERTAIN MISC REPAIR WORKS IN ZONE II AREA UNDER AGE B R II AT DRDO TOWN SHIP PHASE I CV RAMAN NAGAR UNDER GE R AND D WEST 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.

Removing unloading to outside of MoD land, all lifts, complete as directions of Engineer-In-Charge.

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 : (a) 150mm / 160mm bore.

(b ) 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 /150mm 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.

M&L for 200 mm bore double wall corrugated HDPE pipe (DWC HDPE) of iffness class designation SN 8 (cofirming to IS 16098 part-2:2013) (Spigot and socket ended pipe) at sie confirming to relavant IS and CPHEEO Specification joining with rubber gasket, alongwith all necessary fitting for joining the pipe complete all as specified and directed.

M&L for 150 mm bore double wall corrugated HDPE pipe (DWC HDPE) of iffness class designation SN 8 (cofirming to IS 16098 part-2:2013) (Spigot and socket ended pipe) at sie confirming to relavant IS and CPHEEO Specification joining with rubber gasket, alongwith all necessary fitting for joining the pipe complete all as specified and 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

Material and labour for preparation of newly plastered surfaces and applying two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV Resistance as per IS 15489:2004 Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Deport Tinted) with silicon additives @ 1.43 litre/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm complete all as spcified and directed.

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.

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..

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.35 above but depth exc 1.50M but not exc 3.00M

Cleaning of chocked sewerr line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 ltrs suction capacity and 6000 ltrs water jetting tank capacity including skilled operatior supervising engineer etc for cleaning and partial desilting of manholes and dechocking of sewer lines. dechocking and flushing of sewer line from one manholes to another by pressure jetting system of 2200 PSI for sewer line from 150mm dia upto 300 all as specified and directed by Engr-In-Charge.

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.

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.

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 (SWR) UPVC pipes 75mm 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..

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M/S Suresh Raju (BID ID -3308451)

MAJ CONSTRUCTIONS (BID ID -3311149)

Solar Electricals and Electronics (BID ID -3310787)

Sathya Sri Construction (BID ID -3311517)