Protection Works to Torsa Bridge_Sl. 4

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge . I. In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means. a) upto 3 m depth (i) With pumping out water including shoring as required. For 2 Layer Boulder Sausage Protection

Earthwork in filling in foundation trenches with good earth in layers not exceeding 15cm. including watering and ramming layer by layer complete with earth obtained from excavation of foundation or from fresh excavation of land arranged by Department within a lead of 150 m. For 2 Layer Boulder Sausage Protection

Filling properly the empty sausage crates with boulders of any size & shape with hand packing after preparation of bed of placement, placing the crate in position, carriage of boulders from road stacks with a lead upto 150m etc. complete in all respect including stitching the rest of the crate with wire (passage for filling boulders) after filling up the crate with boulders and launching the crate in position if necessary and as directed by the Engineer-in charge [Rate provided is exclusive of the cost of stone boulders and sausage crate. For 2 Layer Boulder Sausage Protection

Weaving wire mattress as directed with wire of 4mm dia. and making sausage crate of required shape after tying all intersections including joining longitudinal ends, closing ends of sausage, carriage of wire to site of work complete in all respect as per direction of the Engineer-in-charge including cost of supply of G.I wire. (With 100mm x 100mm mesh.) For 2 Layer Boulder Sausage Protection

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification. With 1.20 m3/m3 of granular materials with brick bats and fine sand in proportion of 60:40. For 2 Layer Boulder Sausage Protection

Providing weep holes in Brick masonry / Plain / Reinforced concrete abutment, wing wall / return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards drawing face. Complete as per drawing and Technical specifications.For 2 Layer Boulder Sausage Protection

ADD GST @ 18.00% ON SUM OF AMOUNT Sl-01 to SL-6

ADD Cess @ 1.00% ON SUM OF AMOUNT Sl-01 to SL 7

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