Construction of single storey pre fab house at MCF Chakgaria campus and set up of a temporary control room for MC18 project at Bidhannagar campus of VECC, Kolkata.

Earth work excavation by mechanical means (Hydraulic excavator) / manual means in all types of soil other than soft and hard rock, dressing the sides of foundation, ramming of bottom etc. including shoring and dewatering (if necessary) and refilling with selected excavated earth in layers of not more than 500 mm thick, each layer well rammed and consolidated including disposing the surplus earth within a distance of 200 m or outside VECC campus all as per specifications including clearing Jungle, uprooting of vegetation, grass, etc. complete and as directed by the Engineer-in-charge. From 0.00 to 1.50 m depth from Average Ground Level

Earth work in filling in compound, tank, low land, ditches etc. with good earth, in layers not exceeding 150 mm. including breaking clods and consolidating the same by ramming and dressing complete. (Payment will be made on profile measurement before and after the work) With carried earth arranged by the contractor within a radius exceeding 5 km. but not exceeding 10 km. including cost of carried earth.

Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on measurement of finished quantity).

Providing 75mm thick flat brick soling in single layer with well burnt brick of approved manufacturer and of class designation 7.50 (classification as per IS 1077 -1992 and min. average compression strength not less than 7.50 N/ mm2) at all locations of sub base to floor and in plinth protection and below foundation laid flat to required level slopes etc. as shown including binding the interstices with approved quality sand including watering and pointing with cement mortar 1: 6 finish curing etc. complete as per specification, drawing and as directed by the Engineer-in-Charge.

Providing and laying in position cement concrete of 1:3:6 (1 cement, 3 crushed sand, 6 graded stone aggregate of maximum size 20 mm) including consolidation, finishing, curing etc. complete as per specifications and drawings but excluding the cost of Form work shuttering, centering Complete at all levels.

Providing and laying in position Reinforced Cement Concrete (RCC) of grade M-30 using 20mm maximum size aggregates and crushed sand of approved quality including admixtures of approved brand and quality (plasticiser or super plasticiser) if required, including weigh batching, mechanical mixing, transporting, placing, vibrating, consolidation, finishing, curing etc. complete but excluding the cost of centering, shuttering and reinforcement complete as per specifications up to Plinth Level.

Extra for RCC Using Ready Mix Concrete from outside project area including transporting and pumping from approved batching plants.

Providing Reinforcement Steel for reinforced cement concrete at all levels including supplying, preparation of bar bending schedules, cutting, bending, transporting, fixing, tieing in position with PVC coated G.I binding wire, all labour charges, cost of cover blocks in specified grade of concrete etc. complete as per specifications and drawings. Steel supplied by the contractor Using TMT bars of specified grades all dia bars. TMT bars to be supplied by the contractor manufactured by approved brands of Department only

Providing, centering ,shuttering Form work using PVC film faced plywood to get a neat form finish surface for all types of structures including necessary strutting, propping, staging, supports etc and de shuttering the same after the specified time all as per drawings, specifications and as directed by the Engineer-in-charge at all levels. For Sub Structure