Anti Erosion Work on Both Bank of Dollung River to Protect Agricultural Land and Village of Dollungmukh area.

Amount

Excavation for Structures (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 deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work.) (ii)Ordinary rock (not requiring blasting) (B) Mechanical Means

Excavation in Hill Area in Soil by Mechanical Means (Excavation in soil in hilly area by mechanical means including cutting and trimming of side slopes and disposing of excavated earth with all lifts and lead upto 1000 metres

Boulder apron laid in wire crates (Providing and laying of boulder apron laid in Mechanically woven wire crates made with 2.7mm/3.7mm (ID/OD) dia Zn+PVC Coated wire conforming to IS: 280 & IS:4826 in mesh type 10x12 (D = 100 mm) (weaved diagonally) including 10% extra for laps and joints laid with stone boulders weighing not less than 40 kg each.)

Gabion Structure for Erosion Control, River Training Works and Protection works (Providing and constructing gabain structures for erosion control, river training works and protection works with Mechanically Woven wire crates of size 2 m x 1 m x 0.3 m each divided into 1m compartments by cross netting, made from 2.7mm/3.7 mm Zn+PVC coated steel wire having minimum tensile strength of 300 Mpa conforming to IS:280 and galvanizing coating conforming to IS:4826, woven into mesh with double twist, mesh type 10x12 (D = 100 mm), filled with boulders with least dimension of 200 mm, all loose ends to be securely tied with Lacing wire as per standard)

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification (B) Sandy Material

Haulage of Stone Boulders including Loading and Unloading on hill roads. Haulage of materials by tipper including cost of loading, unloading and stacking. (ii) Surfaced Graveled Road

Haulage of Sandy Material including Loading and Unloading on hill roads. Haulage of materials by tipper including cost of loading, unloading and stacking. (i) surfaced Road

Haulage of Wire Crates(For boulder apron) including loading and unloading on hill road

Haulage of Wire Crates (for gabion revetment work) including Loading and Unloading on hill roads.

m/s rinya yangfo construction (BID ID -3107401)

Brahmaputra Infrastructure Ltd (BID ID -3108052)

ROHIT SAH (BID ID -3108040)

M/s Samco Construction Co. (BID ID -3107208)

M/s North East Engineering & Construction Agency (BID ID -3107291)