Centre For Cellular And Molecular Biology Tender

Earth work in excavation by mechanical means ( Hydraulic excavator ) / manual means in foundation trenches or drains ( not exceeding 1.5 m in width or 10 sqm on plan ) , including dressing of sides and ramming of bottoms , lift upto 1.5 m15, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m . Hard rock ( blasting prohibited )

Excavating trenches of required width for pipes , cables , etc. Including excavation for sockets , and dressing of sides, ramming of bottoms, depth upto 1.5 m including getting out the excavated soil , and returning the soil as required, in layers not exceeding 20 cm in depth including consolidating each deposited layer by ramming , watering, etc. and disposal of surplus excavated soil as directed , within a lead of 50 m : All kinds of soil Pipes , cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia.

Excavating trenches of required width for pipes , cables , etc. Including excavation for sockets , depth upto 1.5 m , including getting out the excavated materials , returning the soil as required in layers not exceeding 20 cm in depth , including consolidating each deposited layer by ramming , watering, etc.stacking serviceable material for measurements and disposal of unserviceable material as directed , within a lead of 50 m : Hard rock ( blasting prohibited ) Pipes , cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia.

Filling available excavated earth ( excludung rock ) in trenches , plinth , sides of foundations etc. In layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering , lead upto 50 m and lift upto 1.5 m .

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

Providing and laying in position specified grade of reinforced cement concrete , excluding cost of centering , shuttering , finishing and reinforcement - All work upto plinth level : 1:1.5:3 ( 1 cement : 1.5 coarse sand ( zone-III ) derived from natural sources : 3 graded stone aggregate 20mm nominal size derived from natural sources)

Reinforced cement concrete work in beams, suspended floors , roofs having slope upto 15 landings , balconies , shelves , chajjas, lintels , bands, plain window sills , staircases and spiral stair cases upto floor five level, excluding the cost of centering , shuttering, finishing and reinforcement, with 1:1.5:3 ( 1 cement : 1.5 coarse sand ( zone-III) derived from natural sources : 3 graded stone aggregate 20mm nominal size derived from natural sources )

Centering and shuttering including strutting , propping etc. and removal of form for :- a] Foundations footings , bases of columns , etc. for mass concrete.

b] Walls ( any thickness ) including attached pilasters , butteresses , plinth and string courses etc.

c] Suspended floors , roofs , landings , balconies and access platform

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

Brick work with common burnt clay F.P.S ( non modular ) bricks of class designation 3.5 in foundation and plinth in : Cement mortar 1:6 ( 1 cement : 6 coarse sand )

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS: 13592 Type A, including jointing with seal ring conforming to IS : 5382 , leaving 10 mm gap for thermal expansion , (i) Single socketed pipes. 110mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings/accessories for unplasticised Rigid PVC rain water pipes conforming to IS: 13592 Type A, including jointing with seal ring conforming to IS : 5382 , leaving 10 mm gap for thermal expansion . a] Coupler 110 mm

b] Single tee with door 110 x 110 x 110 mm

c] Single tee without door 110 x 110 x 110 mm

d] Bend 87.5 110 mm bend

12mm cement plaster finished with a floating coat of neat cement of mix : 1:4 ( 1 cement : 4 fine sand )

18 mm cement plaster in two coats under layer 12mm thick cement plaster 1:5 ( 1cement : 5 coarse sand ) and a top layer 6mm thick cement plaster 1:3 ( 1 cement : 3 coarse sand ) finished rough with sponge.

6mm cement plaster of mix : 1:3 ( 1 cement : 3 fine sand

Providing , laying and jointing glazed stoneware pipes class SP-1 with stiff mixture of cement mortar in the proportion of 1:1 ( 1 cement : 1 fine sand ) including testing of joints etc. Complete. 200 mm diameter

Providing and laying cement concrete 1:5:10 ( 1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size ) all-round S.W. Pipes including bed concrete as per standard design : 200 mm diameter S.W. Pipe

Constructing brick masonary manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C . Top slab with 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ) , foundatiojn concrete 1:4:8 mix. ( 1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size ) , inside plastering 12 mm thick with cement mortar 1:3 ( 1 cement : 3 coarse sand ) finished with floating of neat cement and making channels in cement concrete 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ) finished with a floating coat of neat cement complete as per standard design : Inside size 120 x 90 cm and 90 cm deep including C.I. cover with frame ( medium duty ) 500 mm internal diameter , total weight of cover and frame to be not less than 116 kg ( weight of cover 58 kg and weight of frame 58 kg ) : With common burnt clay F.P.S. ( non-modular ) bricks of class designation 3.5

Extra for depth for manholes : Size 120 x 90 cm With common burnt clay F.P.S ( non-modular ) bricks of class designation 3.5

Making connection of drain or sewer line with existing manhole including breaking into and making good the walls , floors with cement concrete 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ) cement plaster on both sides with cement mortar 1:3 ( 1 cement : 3 coarse sand ) , finished with a floating coat of neat cement and making necessary channels for the drain etc. complete: For pipes 100 mm to 250 mm diameter

Supplying , filling , spreading & levelling stone boulders of size range 5cm to 20cm , in recharge pit, in the required thickness , for all leads & lifts, all complete as per direction of Engineer - in - charge.

Supplying , filling , spreading & levelling gravels of size range 5mm to 10mm , in recharge pit, over the existing layer of boulders , in required thickness , for all leads & lifts, all complete as per direction of Engineer - in - charge.

Supplying , filling , spreading & levelling coarse sand of size range 1.5mm to 2mm , in recharge pit, in required thickness over gravel layer , for all leads & lifts, all complete as per direction of Engineer - in - charge.

Providing and placing in position suitable PVC water stops conforming to IS: 12200 for construction / expansion joints between two RCC members and fixed to the reinforcement with binding wire before pouring concrete etc. complete. Serrated withcentral bulb ( 225 mm wide ' 8 - 11 mm thick )

Carriage of materials by mechanical transport including loading , unloading and stacking . EARTH / EXCAVATED ROCK [ Adjacent piece of land ]

Engagement of JCB for cleaning , levelling the ground including shifting of boulders and making pathway for vehicle movement etc. complete i/c all charges etc. complete.

Providing and fixing PVC terminal guard : 110 mm dia.