Nalbari_PDNA_2025-26_21

Maintenance of WBM road including filling up of pot holes, ruts and rectifying corrugated surface, damaged edges and ravelling as per technical specification Clause 1906.

Providing and laying interlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage. a) Including Edge block/ Edge restraints

11.1. Earthwork in excavation for structures as per drawing and technical specifications Clause305.1 including setting out, construction of shoring and bracing, removal of stumps andother deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material.1 Ordinary soil, Upto 3 m depth

14.11. Construction of toe walls for protection of slopes as per drawing and technical specifications Clause 1302.5 (i) Random rubble masonry in case of stone pitching laid with cement mortar (1:5)

14.8. Providing and laying of dry rubble flooring complete as per drawings and technical specifications Clause 1303.3

11.4. Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803,1202 & 1203 A. With crushed Stone (i)P.C.C grade M 10 Nominal mix 1:3.6 (Hand mixing)

Excavation for Structure (Earth work in excavation of foundation of structures as per drawings & technical specifications CL. 304 of MoRT & H, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material. I. ordinary soil (ii) depth up to 3.0m

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A. With crushed stone. I. P.C.C grade M 10, Nominal mix 1:3:6

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A. With crushed stone. II. P.C.C grade M 20, Nominal mix 1:2:4

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 A. With crushed stone II. RCC-M25. a. Upto a height of 5m

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3

Drainage spouts complete as per drawing and technical specifications Clause 1209

Reinforcement in super structure :- Supplying, fitting and placing conforming to IS: 1786 TMT reinforcement bar Fe-500 from primary product like TATA/SAIL/SHYAM STEEL/ESSER STEEL/JINDAL STEEL/RINL etc

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and providing over the entire surface behind abutment, wing wall, return wall to the full height, compacted to firm condition complete as per drawing and technical specification Clause 1204.3.8

Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-ntre spacing between vertical posts not to exceed 2000 mm as per drawing and technical specifications Clauses 800, 900 and 1208.