Estimate for Retaining walls Approach roads of Bridges RD 3890 4740 10470 22160 25175 at Mahorana Distributary

Earth work in excavation of foundation of structure as pper drawings and techhnical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with excavated surplus soil (DEPTH 0 to 3 mtr)

Providing cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregates 40mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

Providing and laying reinforced cement concrete M-25 in sub structure height upto 5 m using batching plant, transit mixer and concrete pump including supply, carriage, loading and unloading off material from an approved quarry complete as per drawing and technical specification

Cold twisted detormed (Ribbed/ Tor steel) Bars (Fe 500 grade as per IS 1786-2008) , for R.C.C works, where not including in the complete rate of RCC including bending and binding placing in position complete

Construction of embankment with good quality earth obtained from borrow pits including compensation of earth, loading, unloading, carriage to site of work, spreading, grading to required slope and compacting to meet requirement of table 300-2 as per technical clause 305 of MORT&H specifications

GRANULAR SUB-BASE Construction of granular sub-base by providing material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per MORD technical specifications.

Providing, laying and consolidation of of WBM grading-II (ii) without screening First Layer

Providing, laying and consolidation of of WBM grading-III as per (ii) without screening Second Layer

Providing and laying surface dressing in single coat

Providing and laying tack coat with bitumen @0.40 kg per sqm

Open- Graded Premix Surfacing of 20mm thickness consisting of crushed stone aggregates premixed in a hot mix plant with bitumen VG-10 @ 1.46 kg/sqm and carriage of mixed material to site of work

SEAL COAT TYPE B Providing and laying of premix sand seal coat premixed in Continuous type hot mix plant using specified fine aggregates and penetration grade bitumen VG-10 @ 0.68 kg per sqm, laid to the specified levels, grade and crossfall, complete as per technical clause 511 of MORT&H specifications.

Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 5 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m below ground/roadlevel, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5mm, 330 mm long complete as per clause 810

Any other Item