Special Repair of Glacis Floor and End Sill of Virbhadra Barrage Rishikesh

Amount

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.

Supply of granite stone of size upto 60x45 x45 cm at Store/Dumping yard at Rishikesh , including , labour and T&P etc. required for proper completion of work transportation charge .

Laying & Placing of granite stone of Size upto 60x45x45 cm & desired shap, angle. This Includes Loading, Unloding from store/ dumping yard to site, cutting/chieseling of granite stone in desired shape with complete finish and placing of Granite Stone at site in proper level and in desired slope/angle, gap including all T&P and complete in all manners as desired by Er. In Charge.

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 All works upto plinth level Concrete of M35 grade with minimum cement content of 370 kg /cum including supply of all material, labour and T&P etc. required for proper completion of work and cartage from store to site etc.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size) including 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 for Thermo-Mechanically Treated bars of grade Fe-500D or more including supply of all material, labour, T&P etc. required for proper completion of the work.

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge. including supply of all material, labour, T&P etc required for proper completion of the work.

Providing and laying of Empty Cement Bags (Gunny Bags) filled with local sand and tightened using sutli and carriage upto site including preparing subgrade before placing in position, also 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.

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.

Making Drilling Holes in CC/RCC Surface by jack hammer of 32~38 mm dia for dowels/anchor bar including supply of all material, labour, T&P etc required for proper completion of the work.

Providing and laying in position machine batched and machine mixed design Reinforce Fiber Concrete M-60 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge, but excluding the cost of centering, shuttering, finishing and reinforcement also including supply of all material, labour, T&P etc required for proper completion of the work

Surface Preparation remove Algae Fungi and hydro jetting as per standard Operating Procedure provided by the manufecturer (as per technical Specification) including cost of all labour material T&P etc. required for proper completion of the work.

Supply and application of concrete bonding agent (Epoxy Base) as per standard Operating Procedure (As per technical specifications) provided by the manufacturer including cost of all labour material T&P etc. required for proper completion of the work.

Supply and application of U V resistant, High Strength, Anti-Shrink, Abrasion Resistant Cementations Materials Mortar conforming to EN-1504-3, class R4(2014) using as per standard Operating Procedure provided by the manufacturer (as per technical Specification)including cost of all labour material T&P etc. required for proper completion of the work.

Supply, mixing and application of Seal Coat using U V resistant Materials as per standard Operating Procedure provided by the manufecturer (as per technical Specification) including cost of all labour material T&P etc. required for proper completion of the work.

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 cost of all labour material T&P etc. required for proper completion of the work.

Providing San (Tree fibre) for gate sealing in dry condition free from any foreign material like dust, wooden pieces etc including cost of all labour material T&P etc. required for proper completion of the work.

Providing and applying of Jute Bori (size 26"x 44" approx.) for stopping the leakage of Barrage gates, apply as per directed by Engineer-in-charge, 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 200/210 (L&T, Tata Hitachi etc.) with one operator 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. 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 or skid steer loader Bob cut (height not more than 2.0 m) 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 I/C. 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 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.

Supplying and engaging unskilled labour with all T&P etc. as per requirement for attending miscellaneous works for full day as per direction of the Engineer in Charge for proper completion of the work .

Supplying and engaging one suitable and experienced skilled Labour with all T&P etc. excluding cost of material for attending minor type of repair for full day as per direction of the Engineer in Charge for proper completion of the work .

Removal of sand/RBM filled EC bags used for making bundha after completion of the work and its proper disposal including all labour material T&P etc as per direction of E/I required for proper completion of work.

Providing and Laying of Mechanically Woven Double Twisted Hexagonal shaped Gabions (Zinc coated), of size 3mx1mx1m with two diaphragms at 1m interval, haiving mesh opening 100mm x 120mm, mesh wire diameter 3mm for gabions, edge/selvedge wire diameter 3.9 mm and lacing wire diameter 2.2 mm including supply of all materials, and T&P etc. required for proper completion of the work.

Providing and laying of black polythene sheet of approved quality for stopping leakage through RBM filled empty cement bags used for making Bundha as required and directed by Engineer-in-charge, including supply of all material, labour, T&P etc required for proper completion of the work.

Stopping of water leakge from the Barrage Gates(18.00X9.00) in Downstream Side with Divers in complete manner. This includes complete dry postion in D/S side by Cocking, Sealing etc. of gates without damaging the structure and complete in all manner as per direction of E/I, including supply of all material, labour, T&P etc required for proper completion of the work.

Centering and shuttering including strutting, propping etc. and removal of form for Columns, Pillars, Piers, Abutments, Posts and Struts including supply of all material, labour, T&P etc required for proper completion of the work.