Protection work for Kalijhora terrace at the right bank of river Teesta u/s of TLD-IV PS, Kalijhora

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

Surface Dressing of the Ground in any kind of soil including removing vegetation inequalities not exceeding 15cm depth and disposal of the rubbish within a lead upto 75m as directed.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m 2..8.1 All kinds of soil.

Supplying at site (9 mm dia) polypropylene (PP) rope gabion (4-strand and mesh size 100mm x 100mm) as per specification, laying along sea/riverside toe of embankment , closing and locking the gabions,inter locking the adjoining gabions, after placement of boulder inside, including cost of all materials (excluding boulder), labours,transportation to site by all means, all leads and lifts complete as per direction of the Engineer-in-charge. Gabion of size 2m (L) x 1m (W) x 1m (H), with intermediate partition at every metre width.

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 3.0 mm, 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 with least dimension of 200 mm, as per drawing, all complete as per direction of Engineer-in-charge.

Rate of transportation of boulder for 25 Km over pucca road.

Loading, unloading and stacking by Manual Means.A. Loading in to trucks at the lifting point, unloading at destin ation, stacking properly in go downs or yard etc. as directed including carriage by head load up to a lead of 50.00 m at each of the twopoints. (d) Stone Aggregate 40 mm nominal size and above

Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes.

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor) (a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge.

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.