Annual Repair and Maintenance of Digaru Demwe Section of NH 13 from Km 688.000 to Km 717.540 (Length 29.540 Km) in the State of Arunachal Pradesh

Tree Fall Clearance: Cutting of branches of trees and shrubs from the road way or with in R.O.W. including disposal of wood and leaves to suitable location as per technical specification Clause 1914.

Trimming of grass and weeds from the shoulders/berms and disposing off the same to suitable locations as per technical specifications Clause 1914.

Drain Clearance (Removal of earth from the choked hill side drain and disposing it on the valley side manually)

Maintenance of Earthen Shoulder (Filling with fresh soil) (Making up loss of materials/ irregularities on shoulder to the design level by adding fresh approved soil and compacting it with appropriate equipment)

Maintenance of Culverts Slab type (Maintenance of Slab Tyoe Culvert by way of Cleaning, Clearing, Erosion repiar, repairs to cracks, parapet wall and protection work as per drawing and technical specifications Clause 1908)

Painting on Concrete Surface (Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm)

White washing of parapet walls of CD work and tree trunks (White washing two coats on parapet walls and tree trunks including preparation of surface by cleaning scrapping etc. as per technical specifications Clause 1915)

Gabian Structure for Retaining Earth: Providing and construction of a gabian structure for retaining earth segments of wire crates of size 7m x 3m x 0.6m easch divided into 1.5m compartments by crossing netting, made from 4mm galvanised steel wire @ 32kg per 10sqm having minimum tensile strength of 300Mpa conforming to IS:280 adn galvanizing coating conforming to IS:4826, woven into mesh with double twist, mesh size not exceeding 100 x 100 mm, filled with boulders with at least dimension of 200mm, all loose ends to be tied with 4mm galvanised steel wire.

Excavation for Structures (RRM Wall) (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 and backfilling with approved material.) (B) Mechanical Means (i) upto 3 m depth (without de-watering)

PCC 1:3:6 in Foundation (RRM Wall) (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)