Construction of Gabion Structure at Eco-Restoration of Stone Quarry at Manasbal under the Scheme CAMPA (NPV) during the year 2025-26.

Earth work in bulk excavation by manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed by Engineer-in-Charge. 2.6.1 All kinds of soil :

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%) Zinc coated, Mesh wire diameter 3.0mm, 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 2.2mm, supplied @ 3% by weight of Gabion boxes, filled with boulders/Stones with least dimension of 200 mm, as per drawing, all complete as per direction of Engineer-in-charge.

Supply and laying of non-woven geotextile, having a grab tensile strength Grab strength in Newton(N)as per ASTM D 4632/IS 13162 Part 5 N,Type 3 trapezoidal tear strength in kN/m, puncture strength in N with maximum apparent opening size in mm, permittivity in per sec provided in roll of length in metre and width in metre

Carriage of materials by mechanical transport incld. Loading, unloading and stacking Boulder by avg lead of 15 kms

Carriage of materials by Manual Labour incld. Loading, unloading and stacking: Boulder by avg lead of 500 MTRS