Providing grease traps for C, D, E hostel mess kitchens to segregate food particles and grease from kitchen waste water, and desludging of existing waste water collection pit

Amount

EARTH WORK

Earth work in excavation of all kinds of soil by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead anywhere within the campus premises, as directed by Engineer-in-charge.

Earth work in excavation of ordinary rock by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth anywhere within the campus premises and lift upto 1.5 m, as directed by Engineer-in-charge.

Excavating trenches in all kinds of soil by mechinical / manual means of required width for pipes, cables, etc. exceeding 80 mm dia. but not exceeding 300 mm dia, including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed,anywhere within the campus premises:

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

CEMENT CONCRETE (CAST IN SITU)

Providing and laying in position cement concrete of 1:4:8 (1 Cement : 4 coarse sand (zone-Ill) derived from natural sources: 8 graded stone aggregate 40 mm nominal size derived from natural sources) grade excluding the cost of centering and shuttering - All work up to plinth level :

Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer's specification.

REINFORCED CEMENT CONCRETE

Providing and laying in position 1:2:4 (1 cement : 2 coarse sand (zone-Ill) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :

Centering and shuttering including strutting, propping etc. and removal of form for foundations, footings, bases of columns, etc. for mass concrete

Centering and shuttering including strutting, propping etc. and removal of form for walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Steel reinforcement using Thermo-Mechanically Treated bars of grade Fe-500D or more for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Smooth finishing of the exposed surface of R.C.C. work with 6 mm thick cement mortar 1:3 (1 Cement: 3 fine sand).

MASONRY WORK

Providing and laying factory made precast cement concrete solid blocks of grade M10 from approved manufacturer for foundation, basement and plinth upto plinth level including all cost of materials, labour charges etc. using blocks of 150mm thickness, in cement mortar 1:4 (1 cement : 4 coarse sand)

REPAIRS TO BUILDING

Taking out and disposal of sewerage water & sludge from septic tank, manholes, etc. by pump set, and safe disposal as per waste management rules, for all leads and lifts including rent of pump and all consumables required for pumping as per directions of Engineer-in-charge.

SANITARY INSTALLATIONS

Providing and fixing UPVC SWR soil, waste and vent pipes of 110mm diameter conforming to IS:13592 Type-B, jointing with solvent cement including cutting holes in walls and floors wherever required and making good the same as directed by Engineer-in-Charge

Providing and fixing unplasticized Rigid PVC moulded fittings/accessories conforming to IS:14735 for soil, waste and vent pipes conforming to IS:13592 Type B including jointing with solvent cement, etc. complete as directed by the Engineer-in-Charge

110mm UPVC tee with access door

110mm UPVC bend of required degree with access door

110mm UPVC plain bend

110mm UPVC vent cowl with wire mesh

Providing and fixing UPVC pipe clips/clamps of approved design to 110mm UPVC soil/waste/vent/rain water pipes by means of S.S. screws of required length, including drilling for plastic rawl plugs and making good the wall etc. complete.

Providing and fixing polyethylene grease trap/grease separator (Supreme or equivalent make) of 500L capacity and providing inlet/outlet connections, watertight seals, cover and suitable locking arrangement, complete as per instruction of the Engineer in charge (excavation of earthwork and base support for tank shall be paid for separately)

Providing and fixing polyethylene grease trap/grease separator (Supreme or equivalent make) of of 1000L capacity and providing inlet/outlet connections, watertight seals, cover and suitable locking arrangement, complete as per instruction of the Engineer in charge (excavation of earthwork and base support for tank shall be paid for separately)

WATER SUPPLY

Providing and fixing Unplasticized Polyvinyl Chloride (UPVC) pipes of 32mm nominal dia of 10kgf/cm2 Pressure rating for domestic water supply, conforming to IS:4985 including all UPVC plain & brass threaded fittings(as per IS:7834/IS:10124). This includes jointing of pipes & fittings with solvent cement, testing of joints, trenching, refilling, complete as per direction of Engineer in Charge. External work

Providing and fixing 32mm UPVC Ball Valve (16kg/cm2) of approved quality (screwed end/pasted end as per site requirement)

Providing and fixing 110mm UPVC Ball Valve (10kg/cm2) of approved quality (screwed end/pasted end as per site requirement)

DRAINAGE

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of Circular shape 560 mm internal diameter and H D - 20 quality

Constructing soak pit 1.20x1.20x1.20 m filled with brick bats including S.W. drain pipe 100 mm diameter and 1.20 m long complete as per standard design.

Providing polyethylene/polypropylene inspection chambers/bends/junctions conforming to EN:13598 standards having 110mm inlets/outlets, with composite plastic cover including frame (1.5 ton load class), 315 mm internal diameter, with blanking/socket plugs as per site requirement, complete. (Earthwork, PCC base, granular backfill, PCC top around cover frame, etc. shall be paid separately if executed as per site conditions.)

Chambers of Straight-through or Bend (90-degree) configuration for single pipeline

Chambers of (90-degree or 45&90-degree or 2x90-degree) junction configurations for pipeline with one or two inlets

Extra for providing riser unit for 315mm diameter inspection chamber

WATER PROOFING

Providing & Applying polymer modified, flexible cementatious negative side waterproofing coating with elastic waterproofing polymers on interior wall plaster surface in three coats @14.35 kg /10 sqm. one coat of self priming of cementatious waterproofing polymer(dilution with water in the ratio of 1:1) and two coats of cementatious waterproofing polymer (dilution with water in the ratio of 3:1 ) after scrapping and properly cleaning the surface to remove pre-existing paint film & loose particles till plaster is visible, complete in all respect as per the direction of Engineer-in-Charge.

kp mohankumar (BID ID -3324324)