Construction of office Building for Office of Executive Engineer Construction Division 2 PWD Gorakhpur Lot No 1 of 1

Excavation in foundation in ordinary soil (loam clay or sand) including lift upto 1.50 meter and lead upto 30 meter and including filling, watering and ramming of excavated earth into the trenches or into the space between the building and sides of foundation trenches or into the plinth and removal and disposal of sur-plus earth as directed by the Engineer incharge up to a distance of 30 meters from the foundation trenches. as per DSR 2023 2.8.1 (Including labour cess but GST will be paid extra as applicable)

Excavating, supplying 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 trenches, plinth, sides of foundation etc. complete. as per DSR 2023 2.25.a (Including labour cess but GST will be paid extra as applicable)

Providing and laying in position ready mixed or site batched design mix cementconcrete for plain 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 and finishing 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 minimum specified cement content, the contractor shall have discretion to eithe.r re-design the mix or bear the cost of extra cement. Concrete of M10 grade with minimum cement content of 220 kg /cum as per DSR 2023 4.20.1.1 (Including labour cess but GST will be paid extra as applicable)

Sand filling in plinth including supply of necessary quantity of sand from a distance not exceeding 8 kms. from the site of work and including watering, dressing etc rate to include cost of all materials labour T & P etc required for proper completion of work. as per DSR 2023 2.27 (Including labour cess but GST will be paid extra as applicable)

Providing and injecting chemical emulsion for pre constructional antitermite treatment and creating a chemical barrier under and alround the column pits wall trenches basement excavation top surface if plinth filling junction of wall and floor, along the the external perimeter 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 (PartII 1981) Alderine emulsifiable concentrate or any other approved material such as Heptrachlor or Chlordane will be used. The rate of application of chemical emulsion shall be as follows : (1) Treatment for masonary & foundation 5 liters per sqm. (2) Back fill in immediate contact with foundation 7.5 liters/sqm (3) Treatment of top surface of plinth filling 5 liters/sqm (4) Treatment junction of wall and the floor 7.5 liters /sqm (5) Treatment of soil along external perimeter of building 7.5 liters/sqm (6) Treatment of soil under apron along external perimter 5 liters/sqm. (As per manufacturer's standard dilution) as per DSR 2023 2.35.3 (Including labour cess but GST will be paid extra as applicable)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :. 1:1.5:3 (1 cement : 1.5 coarse sand (zone-lll) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) R.C.C. work in Plinth Band (I) TIE BEAM, (ii) R.C.C.work in foundation / Footing, (iii) R.C.C.work in Column upto Plinth Lvl. as per DSR 2023 5.1.2 (Including labour cess but GST will be paid extra as applicable)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chaijjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-lll) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources). (i) Lintel / Lintel Band,(ii) R.C.C. work in slab , (iii) R.C.C.work in Beams, (iv) R.C.C.work in Column as per DSR 2023 5.3 (Including labour cess but GST will be paid extra as applicable)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand) as per DSR 2023 6.1.1 (Including labour cess but GST will be paid extra as applicable)

Providing and laying damp-proof course 40 mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 12.5 mm nominal size). as per DSR 2023 4.10 (Including labour cess but GST will be paid extra as applicable)

Painting on DPC or over roof slab one coat of air blown bitumen 60/70 or 80/100 grade @ one Kg/Sqm including cost of fuel wood other materials, labour T & P etc required for proper completion of work. as per DSR 2023 4.13 (Including labour cess but GST will be paid extra as applicable)