Construction of retaining wall along outfall drain/road H-Block Street No. 16 and Hamdard School (Regd. No. 359-A) in Sangam Vihar Assembly Constituency AC-49

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and for all lift, as directed by Engineer-incharge. All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lift.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to 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)

cement concrete 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 either re-design the mix or bear the cost of extra cement. All works upto plinth level : Concrete of M10 grade with minimum cement content of 220 kg /cum

Providing and laying RMC of M-30 grade By using minimum 400kg of cement(43 grade, OPC) per cum of concrete in roads / streets manufactured in automatic RMC plant using coarse sand and graded stone aggregate of 20mm nominal size in appropriate proportion as per approved design criteria including transportation to site in transit mixer, including cost of admixture in recommended proportion as per IS9103 to accelerate/ retard setting of concrete to improve workability with out impairing strength and durability as per specification including spreading and compacting mechanically by using needle and surface vibratos, leveling to required slope & camber, finishing by floating & brooming with wire brushes etc. and curing including making provision for contraction / expansion, construction of cross / longitudinal joints of size 10mm wide 50mm deep by groove cutting machine, providing and filling joints with approved joint filler and sealants, etc. complete, as per direction of Engineer in-charge. (Cost of joint filler & sealants shall be paid for separately under relevant items). Note:- Cement content considered in M-30 is @ 400 kg/cum. Excess/less cement used as per design mix is payable/ recoverable separately M-30 RMC by using minimum cement @400 kg/cum. Cement concrete manufactured in automatic batching plant (RMC plant) including transportation to site in transit mixer.

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

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

15 mm cement plaster on rough side of single or half brick wall of mix: 1:4 (1 cement: 4 coarse sand)

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm).