Estimate for construction of VR Bridge at RD 14000 of 3-R Distributary.

Amount

Earth work in excavation of foundation of structures as per drawing and technical specification,including setting out, construction of shoring and bracing, removal of stumps and other matter, dressing of sides and bottom and backfilling with excavated surplus soil Depth 0-3 mtr

Compaction of earth. Extra for laying earth/fly ash as per specificaion in 20cm layers and dressing but excluding cost of rolling. Extra for watering the earth / fly ash laid in 20 cm layers as per specificaion for compation. Extra for Rolling to Specificaions.

Excavation of Soil (any type) using Hydraulic Excavator and CK 90 excavation with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead up to 30 mtr

Dismantling of Brick work in cement sand mortar/lime mortar including T&P scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material. & staking the serviceable material with all lifts & lead of 100 mtr (By Mechanical Means)

Dismantling of PCC including T&P scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material. & staking the serviceable material with all lifts & lead of 100 mtr (By Mechanical Means)

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications.PCC Grade M15

Plain/Reinforced cement concrete grade M25 in sub-structure with batching Plant, Transit Mixer and Concrete Pump complete as per drawing and technical specifications with Height up to 5m.

Plain/Reinforced cement concrete grade M30 in sub-structure with batching Plant, Transit Mixer and Concrete Pump complete as per drawing and technical specifications with Height up to 5m.

Shuttering for faces of concrete foundations and foundation beam & plinth beam (vertical or battering)

Earth work for lip cutting for lining of irrigation channels including of all allowances lead and dressing (0-1.5 mtr)

Dressing side slopes and preparation of sub grade for lining

Putting 1:3 (cement: water) cement slurry with cement @ 2.25 kg/ sqm on prepared bed and side slopes before laying concrete on bed and side slopes

Cement concrete lining 75mm thick or less laid mannualy for irrigation channels using cement concrete M-15 with cement contant 325 kg per cum mixed an automatic computerized batching and mixing plant and transported to the site in transit mixers & with an average lead of 1km including supply ,carriage, of loadind and unloading of material complete in all respect (For Trapozoidal Section and Cup Section of all radius) For side slopes

Cement concrete lining 75mm thick or less laid mannualy for irrigation channels using cement concrete M-15 with cement contant 325 kg per cum mixed an automatic computerized batching and mixing plant and transported to the site in transit mixers & with an average lead of 1km including supply ,carriage, of loadind and unloading of material complete in all respect (For Trapozoidal Section and Cup Section of all radius) For Sleeper

Cement concrete lining 75mm thick or less laid mannualy for irrigation channels using cement concrete M-15 with cement contant 325 kg per cum mixed an automatic computerized batching and mixing plant and transported to the site in transit mixers & with an average lead of 1km including supply ,carriage, of loadind and unloading of material complete in all respect (For Trapozoidal Section and Cup Section of all radius) For Coping

Extra bitumen painting at 0.69 per sqm (on sleeper)

Providing & laying 150 micron Polyethene Sheet over sleeper

Supplying, fitting and placing HYSD bar reinforcement in substructure complete as per drawing and technical specification

Provision of an Reinforced cement concrete crash barrier at the edges of the Bridge,road, approaches to bridge structures and medians, constructed with M-40 grade concrete , with HYSD reinforcement conforming to IRC:21 and dowel bars 25 mm dia, 450 mm long at expansion joints filled with pre-moulded asphalt filler board, keyed to the structure on which it is built and installed as per design given in the enclosure to MOST circular No. RW/NH - 33022/1/94- DO III dated 24 June 1994 as per dimensions in the approved drawing and at locations directed by the Engineer, all as specified-with concrete mixture.

Drainage Spouts complete as per drawing no. SD/205 and Technical specification with 0.6 meter long GI 100 mm dia drainage GI light grade pipe (For Bridges)

Filling expansion joints of bridge with special bituminous material of size approx wide 20mm and 385 mm depth

Filling expansion joints with special impervious hot pour 12.5mm wide

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