Vikash Khand Nawabganj ke Gram Amretha me 45 Ghan Mtr Chamta ka Bayogas Plant ka Nirman karye.

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, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. DSR-2.8.1

Excavating, supplying, stacking and filling of local earth (including royalty) by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers not exceeding 20 cm in foundation trenches, plinth, sides of foundation etc. complete for all lift..

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

Providing and laying in position cement concrete of specified gradeexcluding the cost of centering and shuttering - All work up to plinthlevel :1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate 40mm nominal size) (DSR-4.1.8)

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 110% 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 upto plinth level

Foundations, footings, bases of columns, etc. for mass concrete. DSR 5.9.1

Providing and injecting chemical emulsion for preconstructional antitermite treatment and creating a chemical barrier under and alround the coloumn pitswall tench basement excavation top surface if plinth filling junction of wall and floor along the external perimer of binding expansion joints,surrounding of pipes and conduits etc.complete(plinth area of the building at ground floor only shall be measured as per I.S.6313(Part ll 1981) aldrine emulsifiable concrete or any other approved material such as hepthachlor or chlordance will be used.The rate of application of chemical emulsion shall be as follows:- (1)treatment for masonary & foundation 5 litres per sq.m. (2)back fill in immediate contract with foundation 7.5 litre per sq.m (3)treatment of top surface of plinth filling 5 liters per sq.m. (4)treatment of soil along external parameter of building 7.50 lire per sqm. (For payment plinth area to be measured as per IS Code). UPPWD PAR 2020

Brick Work with common burnt clay ( non modular) bricks of class - 150 in foundation and plinth in: Cement mortar 1:6 ( 1 cement : 6 coarse sand) DSR 6.1.2

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 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement.Concrete of M25 grade with minimum cement content of 330 kg /cum

Add for using extra cement in the items of design mix over and above the specified cement content therein. DSR-5.35