Construction of CR Escape at Ch. 9 940 at Km 10 of the Aruna Left Canal, and construction of CR at Ch. 560 m, Ch. 3055 m, Ch. 4410 m and Ch. 13,000 m on the Aruna Left Canal

ITEM No 1- Clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area .

ITEM No 2 - Excavation in Soft Strata including boulders up to 0.6 m diameter ( 0.113 cum) for canal, seating of embankment, filter drains / catch water drains etc., and placing the excavated stuff neatly in dump area or for formation of service road / embankment including cost of all materials, machinery, labour, dressing bed and sides to required level and profile etc. Complete with lead up to 1 km and all lifts as directed.

ITEM No 3- Excavation in hard rock of all toughness by ordinary blasting methods including boulders above 0.6 m dia.(0.113Cum) minimising damage to side slopes of excavation in water prism area by adopting any one or combination of line drilling/pre-splitting /smooth blasting techniques and placing the excavated rock neatly in approved dump area including cost of all materials, machinery, labour,levelling bed etc., complete with lead upto 1 km and all lifts as directed.

ITEM No 4- Providing & laying in situ cement concrete of M - 15 trap / granite / quartzite / gneiss /crushed stone metal mechanically mixed, placed in foundation and compacted by vibration including necessary bailing out water ,curing including form work , centering with all leads and lifts etc complete.....

ITEM No 5- Providing and laying in situ cement concrete of grade M-15 of trap / granite / gneiss / quartzite / graded metal for RCC works of retaining walls, piers, abutments, etc. with Batching Plant and Transit mixer including centering, shuttering, scaffolding, placing, compacting, curing etcr with all leads and lifts etc complete.....

ITEM No 6- Providing and laying in situ cement concrete of grade M-20 of trap / granite / gneiss / quartzite / graded metal for RCC works of abutment, wing walls, returns, transition walls, piers, columns, beams and slabs, diaphragm walls, road slabs trough (Box Culvert) trough for aqueduct, wearing coat, etc. . with Batching Plant and Transit mixer including centering, shuttering, scaffolding, placing, compacting, curing etc. complete with all lifts as directed

ITEM No 7- Providing and fixing in position TMT - FE - 500 bar reinforcement of various diameters for R.C.C. pile caps, footings,foundations, slabs, beams columns, canopies, staircase, newels, chajjas, lintels pardis, copings, fins, arches etc. as per detailed designs, drawings and schedules. including cutting, bending, hooking the bars, binding with wires or tack welding and supporting as required complete as directed.

ITEM No 8- Providing and fabricating structural steel work in rolled sections like joists, channels, angles, tees etc. as per detailed design and drawings or as directed including cutting, fabricating, hoisting, erecting, fixing in position making riveted / bolted /welded connections without connecting plates, braces etc. and including one coat of anticorrosive paint and over it two coats of oil painting of approved quality and shade etc. complete.

ITEM No 9- Providing and laying weep holes of 100 mm diameter AC / PVC pipes as per drawing for abutment returns ,returns walls etc.complete as directed by the Engineer in charge .

ITEM No 10- Backfilling behind abutment, wing wall and return wall as per drawings and technical specifications, using approved granular material, complete.

ITEM No 11- Providing and fixing 25 mm thick bituminous pad for expansion joints in retaining walls, compound walls, etc., complete.

ITEM No 12- Back filling up to ground level behind the canal structures etc. complete with suitable material of approved quality in layers not exceeding 20 cm without disturbing the structure etc. complete as directed.

ITEM No 13-Dewatering by pumping out water collected with Diesel or Electrical pumps including cost of all materials, machinery, labour, providing sump and all other ancillary operations whenever necessary etc. complete under specific and indispensable circumstances with prior approval from competent authority with authentic evidence of records justifying dewatering etc. complete as directed .

ITEM No 14- Providing and applying anticorrosive coal tar black paint IS 290-1961 in two coats including surface preparation, chipping the welding, cleaning spatters, dust etc. Complete as directed.

ITEM No 15- Providing and constructing 300 mm thick dry rubble stone pitching with pin headers at 2 per sqm using stones and stone chips from approved source including cost of all materials, labour,machinary ,hand packing / wedging stone chips, finishing etc.,complete with lead upto 1km and all lifts as directed

Item No. 16 - Add Royalty Charges

Murum

Crush Sand

Metal

Rubble

Item No. 17 - Add 1% Insurance Charges

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