Road development works from Dalucherra to Twichandra via Laldinga from CH1.50 km to 3.20 km. under PWD (RnB) Manu,Sub-Division LTV, Dhalai, Tripura.during the year 2026-27

Surface Drain in Ordinary Soil Construction of unlined surface drains of average cross-sectional area 0.40 sqm in ordinary soil to specified lines, grades, levels and dimensions as per MoRT&H Technical Specification Clauses of Section 300. Excavated material to used in embankment with a lift upto 3 m and lead of 50 m (average lead 25 m). (B) Manual Means

Land Slide Clearance in soil Clearance of land slides in soil and ordinary rock by a bull-dozer D 80 A-12, 180 HP and disposal of the same on the valley side as per MoRT&H technical specification Clause 3000.

Providing and fitting, fixing ballies of 100 mm dia for horizontal, diagonal bracing, strut etc. with nails/ spikes and binding wire (GI 2.0 mm) as per drawing and specification.

Providing and fixing bitumen or tar drum guard posts including two coats of white synthetic enamel paint over a primer coat in the exposed outside surface above Ground level and applying two coats of coal tar on the outside surface below ground level including bottom before placing the same for a depth of 450 mm below ground level filled with earth as per specification.

Single bamboo spur and palasiding of whole 1st class bamboo (Bholuka or Barua or barak) 85 mm to 100 mm dia and closely packed & driven @ 150 mm c/c including fitting, fixing with half 2nd class bamboo (Jati or Bethua) horizontally in three rows with cane or tying wire complete and struts 1500 mm apart longitudinally and providing brush wood as per drawings and technical specifications. A)Driven at least 900 mm below ground and 1800 mm above ground

Providing and placing gunny/ polythene (of minimum wall thickness of 500 micron) bags filled with sand (of minmum qty of 0.034 cum) and properly manually stitched to avoid any leakage of sand as per specification.

Construction of toe walls for protection of slopes as per Drawing and MoRD technical specifications Clause 1302.5 (including centering, shuttering staging etc. but excluding reinforcement) I)Cement concrete grade M 10 (using jhama brick aggregate) in case of concrete block pitching (i) Nominal mix 1:3:6

Supplying of Mix class brick bats from Brick Kiln to worksite by mechanical means upto 25.00 km.in/c loading, unloading & stacking properly and laying/filling the same on road depression, pot holes in/c leveling, compacting by manual means & spreading blinding materials.