Permanent Restoration of Bikna to Mangthala link road by way of construction of Retaining wall Breast wall from Km 1st to Km 2nd.

Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres: ll kinds of soil :

Slip Clearance

In ordinary soils disposal lead upto 50 m and lift upto 1.5 m

In soils; mixed with moorum/Kankar/shingle/boulders; disposal lead upto 50 m and lift upto 1.5 m.

In medium hard rocks ; by blasting

Random Rubble masonry with hard stone in foundation and plinth including leveling up with cement concrete 1:6:12 (1 Cement : 6 coarse sand : 12 graded stone aggregate 20mm nominal size) upto plinth level and curing complete with: Cement mortar 1:6 (1 Cement : 6 coarse sand) Nallah

Dry random rubble masonry with hard stone in foundation and plinth: Without bond stone

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Centering and shuttering including strutting, propping etc. and removal of form for: Foundations, footings, bases of columns etc. for mass concrete.

Hand Pack stone filling behind retaining wall