Construction of Building for Upgradation of Chemical Wing of DFSL, Ranchi in the district of Ranchi.

Earth work in excavation in foundation trenches in ordinary soil (vide classification of soil item A) and disposal of excavated earth as obtained to a distance upto 50M including all lifts leveling ramming the foundation treanches, removing roots of trees, and shrubs all complete as per approved design, building specification and direction of E/I.

Extra for earthwork in hard soil as per specification and direction of E/I. ( Vide classification of soil iten _B)

Providing coarse clean sand in filling in foundation trenches or in plinth including ramming and watering in layers not exceeding 150mm thick with all leads and lifts including cost of all materials labour, royalty and taxes all complete as per building specification and direction of E/I (Mode of measurement compacted volume)

Providing designation 75 A one brick flat soling joints files with local sand including cost of watering taxes royalty all complete as per building specefication and direction of E/I

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately.In case the cement content in design mix is more than 1.10% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. All works above plinth level upto floor V level. Concrete of M25 grade with minimum cement content of 330 kg /cum

Centering and Shuttering including strutting, propping etc. And removal of form for Lintel, beams. Plinth beams, girders, bressumers and cantilevers with water proof ply 12mm thick

Providing designation 75 B brick work in C.M. (1:6) in foundation and plinth with approved quality of clean coarse sand of F.M. 2 to 2.5 including providing 10mm thick mortar joints, cost of screening materials, raking out joints to 15mm depth, curing, taxes and royalty all complete as per building specification and direction of E/l.

Providing and laying damp proof course 50mm thick with cement concrete 1:2:4(1 cement:2course sand (zoneIII):4 Graded Stone Aggreegate 20mm nominal size.