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| 1 | Earthwork in excavation for structures as per drawing and MoRTH specifications Clause 304.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitablematerial. Ordinary soil Upto 3 m depth |
| 2 | Dismantling of Cement Concrete Pavements as per MoRTH Specification Clause 202. Dismantling of cement concrete pavements by mechanical means using pneumatic tools breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials separately |
| 3 | Earthwork in excavation for structures as per drawing and MoRTH specifications Clause 304.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal uptoa lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material.Ordinary soil From 3 m to 6 m depth |
| 4 | Back filling behind abutment, wing wall and return wall in 150mm layers, with mechanical compaction, complete with all lead and lift as per drawing and technical specification as per MoRTH Specification : Clause : 304 Sandy material |
| 5 | Reinforced cement concrete wearing coat M30 grade at any level including formwork and reinforcement complete as per drawing and technical specification as per MoRTH Specification 2202, 1500 &1700 |
| 6 | Plain Cement Concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawings & MoRTH Specification Clause 2908. P.C.C grade M 10 Nominal mix 1:3:6 |
| 7 | Providing and laying reinforced cement concrete in superstructure as per drawing and MoRTH specifications Clauses 1700, 2302 and 2304 R.C.C. Grade M 30 |
| 8 | Supplying, fitting, and placing TMT bar reinforcement in Super structure complete as per drawing and MoRTH specifications Clauses 1009,1600 and 2302 |
| 9 | Construction of granular sub-base by providing well graded material, spreading in uniform layers with Tractor Mount Grader on prepared surface, mixing by mix in place method with rotavatorat OMC, and compacting with smoothwheelroller to achieve thedesired density, complete as per MoRTH Specification Clause 401. For Grading I Material |
| 10 | Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing. |
| 11 | Construction ofun-reinforced , plain cement concrete pavement M-40 (Grade), thickness as per design, over a prepared sub base, with 43/53 grade cementas per Clause 602.2.2 , coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a in fullyautomatic Batching Plant andtransported to site intransit mixer for having continous agitated mixer, manufactured as per approved mix designincluding pumping of R.M.C. from transit mixer to site of laying , with all lead and lift including cost of admixtures in recommended portion as per IS 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer in charge laid with a Slip Form Paver (laying and fixing of 125 micron thick polythene film) and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, sealant near approaches to bridge/culvert and construction joints, admixtures as approved, curing of concrete slabs for 14-days using water finishing to lines and grade as per drawingand MoRTH Specification Clause 602 should have minimum flexural strengthen of 4.5 MPa, including vaccum dewatering process with all required equipments. (Dowel Bars will be paid seprately). |
| 12 | Provision of reinforced cement concrete crash barrier at the edges of the road, approaches to bridge structures and medians, constructed with M-20 grade concrete with HYSD reinforcement conforming to IRC: 21 and dowel bars 25 mm dia , 450 mm long at expansion joints filled with pre-moulded asphalt filler board, keyed to the structure on which it is built and installed as per design given in the enclosure to MoRTH Circular No. RW/ NH- 33022/ 1/ 94-DO III dated 24th June 1994 as per dimensions in the approved drawing and at locations directed by the Engineer , all as specified as per MoRTH specification Cl. 811.2. |
| 13 | Providing A.C pipe Weep holes 150mm dia in Masonry/Plain Concrete/.Reinforced Concrete abutment, wing wall/return wall complete as per drawing and technical specfication as per MoRTH Specification Clause 2205 |
| 14 | Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRT&H specifications with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification including all material, labour, machinery as per clause 710.1.4 of IRC:78 and clause 2200 of MoRT&H specification. |
| 15 | Providing and laying boulder apron for bed protection with stone boulders of minimum size and weight as per Clause 5.3.7.2 of IRC:89, no fragmentweighing less than 25 kg laid dry complete as per drawing and MoRTH specifications Clause 2503.2 |
| 16 | Painting two coats including primer coat after filling the surface with synthetic enamel paint in all shades on new, plastered / concrete surfaces as per drawing and MoRTH Specification Clause 801 |
| 17 | Providing and laying of apron with cemen t concrete blocks of size as per Clause 5.3.7.2 of IRC :89, cast-in-situ and made with nomina lmix of M-15 grade cement concrete as per drawing and MoRTH specifications Clause 1700 & 2505 |
| 18 | Construction of flexible apron 1 m thick comprising of loose stone boulders weighing not less then 25 kg beyond curtain wall |
| 19 | Stone masonry work in cement mortar in foundation complete as per drawing and MoRTH specifications Clauses 1402, 1405, 2102 & 2104. Coursed rubble masonry (1st sort) In 1:4 cement mortar |
| 20 | Plastering with cement mortar (1:4), 20 mm thick on Stone work. |
