Estimate for Construction of VR Bridge at RD 4255 of Sohelewala Disty

Dismantling of Old Bridge (RCC Main Slab) (CSR item no. 8.6-e)

Dismantling brick work, tile masonry or tile lining (in cement mortar). (CSR item no. 8.5-b)

Excavation in soil (any type) using Hydraulic Excavator CK 90 Excavation with hydraulic excavator of 0.9 cum bucket capacity including cutting, trimming bottom and side slopes, in accordance with requirement of lines, grades and cross sections, including all lifts and combined lead up to 30m. (CSR item no. 6.19)

Earth work in excavation in foundations trenches etc. in all kinds of soil where Pick-Jumper work is not involved and not exceeding 2.0 metres depth including dressing of bottom and sides of trenches, stacking the excavated soil clear from the edge of excavation and subsequent filling around masonry in 15 cm, layers with compaction including disposal of all surplus soil as directed within lead of 30 metres. (CSR item no. 6.6) )

Extra for compaction of earth including laying earth in 20cm layers, watering and rolling to specifications. (CSR item no. 24.5/b)

Rehandling of E/work (CSR chapter 6 note no.2 )

PCC M-15 cement concrete in sub-structure complete as per drawing and Technical specifications using concrete mixture (CSR item No. 21.32 (a))

Furnishing and placing reinforcement / prestressed cement concrete RCC M-30 in sub-structure complete as per drawing Technical specifications height upto 5 mtr using Concrete Mixer including centering and shuttering. (CSR Item No. 21.32-G/a/i)

Providing and laying 75 mm thick Wearing coat consisting of 50 mm thick bituminious concrete a (CSR Item No. 24.21-a)

Providing and laying 75 mm thick Wearing coat consisting of 25 mm thick mastic asphalt including tack coat. (Unit 1 sqm). (CSR Item No. 24.29)

Furnishing and placing reinforcement / prestressed cement concrete RCC M-30 in super-structure complete as per drawing Technical specifications height upto 5 mtr using Concrete Mixer for solid slab including centering and shuttering. (CSR Item No. 22.1-C/a/i)

Furnishing and placing reinforcement / prestressed cement concrete RCC M-40 in super-structure complete as per drawing Technical specifications height upto 5 mtr using Concrete Mixer for railing including centering and shuttering. (CSR Item No. 22.1-E/a/i)

Supplying, fitting and placing HYSD bar reinforcement in substructure complete as per drawing and Technical Specifications. (CSR item no. 21.33)

Providing and fixing 160 mm dia PVC pipe for service duct single socketed (working pressure 4 kgf / cm²) (CSR item no. 13.74-ii)

Painting two or more coats excluding priming coat with synthetic enamel paint in all shades on wood work, metallic or plastered, concrete surface to give an even shade. (CSR item no: 16.17 )

Applying priming coat with cement primer in all shade on newly plastered or concrete exterior surface (CSR item No. 16.31 )

Providing weep holes in Brick masonary/plain /reinforced concrete abutment wing wall/return wall with 100 mm dia PVC pipe, Extending through the full width of the structure with slope of IV:20H towards drawing and technical specification (CSR item no:21.35)

Providing and filling joint sealing compound with coarse sand and 6 percent bitumen by weight complete as per drawings and technical clause 2605 of MORT&H specifications (CSR Item No. 24.61 (b)]

Drainage Spouts complete as per drawing no. SD/205 and Technical specification with 0.6 meter long GI 100 mm dia discharge GI light grade pipe (for Bridges) (CSR Item no. 22.8-B)

Providing, laying, spreading and compacting stone aggregates of Grading I to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheeled roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density complete as per technical clause 404 of MORT&H specifications. (CSR item no. 24.11-ii)

Providing, laying, spreading and compacting stone aggregates of Grading II to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheeled roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density complete as per technical clause 404 of MORT&H specifications (CSR item 24.12-ii)

Providing and applying primer coat with bitumen emulsion on prepared surface of granular base i/c clearing of road surface and spraying primer @ 0.85 kg/sqm using mechanical means.(CSR item 24.15)

Providing and applying tack coat with bitumen emulsion using bitumen pressure distributor @ 0.25 kg/sqm on the prepared bituminous/ granular surface cleaned with mechanical broom. (CSR item 24.16-a)

Providing and laying dense bituminous macadam (50 mm) with 100-200 TPH hot mix plant producing an average out put of 75 tonnes per hour using crushed aggregate of specified grading premixed with bituminous binder, tansported to site, laid over a previously prepared surface with paver finisher to the required grade level and alignment and rolled as per clause 501.6 and 501.7 to achieve the desired density.(CSR item 24.20-b)

Providing and laying semi dense bituminous macadam (25 mm) with 100-200 TPH hot mix plant producing an average out put of 75 tonnes per hour using crushed aggregate of specified grading premixed with bituminous binder, tansported to site, laid over a previously prepared surface with paver finisher to the required grade level and alignment and rolled as per clause 501.6 and 501.7 to achieve the desired density. (CSR item 24.21-b/i)

The Halim Wala Coop L And C Society Ltd