Restoration work of rain damage valley side from km 22.10 to km 22.60 of NH 10

Amount

Excavation for Structure 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 (Reference to MoRT&H's specification clause 304) Ordinary soil Manual Means Depth upto 3 m

Plain/Reinforced Cement Concrete in open foundations complete as per Drawing and Technicl Specifications(Reference to MoRT&H's specification 1500, 1700 & 2100). . P.C.C. Grade M15 (With N.B.V.)

Plain cement concrete of nominal mix (1:3:6) with coarse aggregate of which stone boulder of size 225 mm to 150mm of 60% of total dry volume to be placed in position as directed by Eng-in charge ,67% - 40 mm down single &33% - 20 mm down bazri , Coarse Sand ,Cement (53 grade) mechanically mixed in 1:3:6 of rest volume and placed in position and compacted by any means as directed including cost of shuttering. PLUM CONCRETE (1:3:6) (With N.B.V.)

Providing Weep Holes Brick masonry/ Plain/ Reinforced concrete abutment, wing wall/ return wall with 100mm dia. AC Pipe, extending through the full width of the structure with slope of 1V : 20H towards drainage face complete as per Drawing and Technical Specifications (Reference to MoRT&H's Specification Clause 2706 & 2200).

Back filling behind abutment, wing wall and return wall complete including spriklring water and throughly compacted with plate compactor/power rammer in layers not exceeding 150mm compacted thickness as per drawing and Technical Specification (710.1.4 of IRC:78 & MoRTH's specification 2200). With Granular Materials.

NIM DORJEE TAMANG