Works of Dam Reservoir Right Side Hill Protection at Dam Site Barshaini of Parbati HE Project (Stage-II)(Package No. C-571A)

Amount

Earthwork in excavation for structure as per drawing and technical specification clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50m, dressings of sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil upto 3 m depth.

Laying of 1.5mm thick Geo Textile filter between pitching and embankment slope on which pitching is laid to prevent escape of the embankment materials through the voids of the stone pitching/Cement concrete block as well as to allow free movement of water without creating any uplift head on the pitching (Including Geo-Net and LPDE Geomembrane additionally)

Stone soling properly hand-packed filling interstices with Kharanja stone and consolidating with power road roller to the requested gradient and comber including spreading watering and rolling of binding materials moorum or earth etc. Complete as per HPPWD specifications.100mm spread thickness (finished work including materials and labour.)

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications. P.C.C grade M20, Nominal Mix 1:2:4

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications. Clause 802, 803, 1202 7 1203 R.C.C grade M20, Nominal Mix 1:1.5:3

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications. Clause 802, 803, 1202 7 1203 P.C.C grade M10, Nominal Mix 1:3:6

Supplying, fitting and placing TMT bar reinforcement (Fe-415) in substructure complete as per drawing and technical specifications

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of stone masonry, including disposal of unserviceable material and stacking the serviceable material with all lift and lead of 1000m as per Technical Specifications Clause 202.

Providing and laying of boulder apron laid in wire crates with 4mm dia GI wire confirming to IS:280 and IS:4826 in 100mm x 100mm mesh (Woven diagonally) including 10 percent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

Providing & making Gabion structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTH Clause 2500, of required size, Mesh Type 10x12(D=100 mm with tolerance of ± 2%) Zinic+PVC coated, Mesh wire diameter 2.7/3.7mm, mechanically edged/selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per drawing, all complete as per directions of Engineer-in-charge.

Providing weapholes in brick masonry/stone masonry/plain reinforced concrete abutment, wing wall, return wall with 45 mm dia PVC pipe extending through the full with of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification clause 614, 709, 1204.3.7

Providing weapholes in brick masonry/stone masonry/plain reinforced concrete abutment, wing wall, return wall with 75 mm dia PVC pipe extending through the full with of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification clause 614, 709, 1204.3.7

Stone masnory in cement mortar for substructure complete as per drawing & technical specification clause 702, 704, 1202 and 1204. Random Rubble Masnory. In Cement Mortar (1:6) for retaining wall/breast wall

Tahuk construction company private limited