Protection Works of Downstream of Bin Super Passage at Power Channel of Chilla HEP

Amount

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) including supply of all material, labour, T&P etc. required for proper completion of the work.

Clearing grass and removal of the rubbish up to a distance of 50 m outside the periphery of the area cleared including supply of all materials, labour and T&P etc. required for proper completion of the work.

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared including supply of all material, labour, T&P etc. required for proper completion of the work.

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 lift upto 1.5 m, as directed by Engineer-in-charge including supply of all material, labour, T&P etc. required for proper completion of the work.

Extra for every additional lift of 1.5 m or part thereof in excavation /banking excavated or stacked materials All kinds of soil including supply of all material, labour, T&P etc. required for proper completion of the work.

Surface dressing of the ground including removing vegetation and inequalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m all kinds of soil including supply of all material labour T&P etc. required for proper completion of the work.

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 including supply of all material, labour, T&P etc. required for proper completion of the work.

Providing and laying in position ready mixed or site batched design mix 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 M25 grade with minimum cement content of 300 kg /cum, including supply of all material, labour, T&P etc. required for proper completion of the work.

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 times 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 /cumincluding supply of all material, labour, T&P etc. required for proper completion of the work.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more required for proper completion of the work including supply of all material, labour, T&P etc. required for proper completion of the work.

Centering and shuttering including strutting, propping etc. and emoval of form work for : Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. including supply of all material, labour, T&P etc. required for proper completion of the work.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources) all complete as per direction of Engineer-in-charge. including supply of all material, labour, T&P etc. required for proper completion of the work.

Providing & making Gabion structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTH Clause 2500, of required size, Mesh Type 10x12 (D=100 mm with tolerance of ± 2%) Zinc coated, Mesh wire diameter 3.0 mm, mechanically edged/selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2mm, supplied @ 3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per drawing, all complete as per direction of Engineer-in-charge. including supply of all material, labour, T&P etc. required for proper completion of the work. including supply of all materials, labour and T&P etc. required for proper completion of the work

Providing and Placing in position suitable PVC water stops conforming to IS:12200 for construction/ expansion joints between two RCC members and fixed to the reinforcement with binding wire before pouring concrete etc. Serrated with central bulb (225 mm wide, 8-11 mm thick) including supply of all materials, labour and T&P etc. required for proper completion of the work

Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge 50mm average thickness including supply of all material labour T&P etc. required for proper completion of the work.

Providing and laying boulder apron for bed protection with stone boulders of minimum size and weight as per Table 1300.1, no fragment weighing less than 25 kg laid dry complete as per drawing and technical specifications Clause 1301. (Note :-Nominal excavation required for preparation of bed has been taken into account while making provisions for labour). including supply of all material labour T&P etc. required for proper completion of the work.

Eproxy bonding of new concrete to old concrete. (approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect. Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make.) including supply of all material labour T&P etc. required for proper completion of the work.

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8. Granular material, including supply of all material, labour, T&P etc. required for proper completion of the work.

Slip clearance (by manual means) of loose earth and other small loose materials including disposal complete as directed by the Engineer-in-charge, including supply of all materials, and T&P etc. required for proper completion of the work.

Dewatering of water caused due to seepage of ground water and surface water due to rain etc. excluding excavation of foundation but during execution of civil works including supply of all machine operator, khalashi, POL, T&P, accessories required for proper completion of the work.

Cement plum Concrete with 40% plum & 60% 1:2:4 cement concrete including supply of all material, labour, T&P etc. required for proper completion of the work as per drawing and technical specification clause 802, 803, 1202 & 1203 of MORD specification.

Hire charges of welding machine with single phase with welder, helper and electrodes for repair and welding of gates, door, window etc. for eight hrs. in a day including supply of all material labour T&P etc. required for proper completion of the work.

Engaging & operation of one no. Pokeland machine having capacity 210/230 (L&T, Tata Hitachi etc.) with one operator including cost of fuel, lubricants and repair maintenance & transportation charges etc. for removal of slip/landslide/excavation in dry and wet condition, complete in all respect as per direction of engineer-in-charge. Payment for engaging excavator cum loader shall be made only for actual working hours at site, no idle charges shall be paid. If machine is trapped in slip / earth, contractor shall make its own arrangement to haul the machine, for which no extra payment shall be made to contractor, and also machine shall be considered in idle condition. Cost of mobilization & demobilization from site shall be borne by contractor.

Engaging & operation of one no. wheel type excavator cum loader machine (preferably JCB/L&T/BEML etc) having capacity 75 BHP with one operator and one helper, including cost of fuel lubricants and repair maintenance etc. for removal of slip / landslide/ excavation in dry and wet condition, complete in all respect as per direction of E/I. Payment for engaging excavator cum loader shall be made only for actual working hours at site, no idle charges shall be paid. If machine is trapped in slip / earth, contractor shall make its own arrangement to haul the machine, for which no extra payment shall be made to contractor, and also machine shall be considered in idle condition. Cost of mobilization & demobilization from site shall be borne by contractor including supply of all material, labour, T&P etc. required for proper complition of the work.

Engaging & operation of one tractor along with one driver and one helper & trolley having hydraulic jack arrangement. Including cost of fuel lubricants and repair maintenance etc. for removal of slip / landslide/ excavation in dry and wet condition, complete in all respect as per direction of I/C. Capacity of tractor must be not less than 45 BHP, and loading capacity of trolley must not be less than 2.25 cum. Payment for engaging Tractor with trolley shall be made only for actual working hours at site, no idle charges shall be paid. If tractor is trapped in slip / earth, contractor shall make its own arrangement to haul it, for which no extra payment shall be made to contractor, and also tractor shall be considered in idle condition. Cost of mobilization & demobilization from site shall be borne by contractor. Cost includes the average running of 20 Km per day.

Supply unskilled labour for full day as per requirement for attending miscellaneous works as per direction of the Engineer in Charge for for proper completion of the work.

M/S KAILASH HILLWAYS ENGINEERING ASSOCIATES