PDNA/Cachar/01

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 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 suitable material. I. Ordinary soil Upto 3 m depth

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 10 Nominal mix 1:3:6

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (Other ISI approved TMT reinforcement bar (SAI/BISCON/THERMAX or equivalent in foundation complete as per drawings and technical specifications Clauses 1000 and 1202

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (FromPrimary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in foundation complete as per drawings and technical specifications Clauses 1000 and 1203

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (FromPrimary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in superstructure complete as per drawings and technical specifications Clauses 1002,1005,1010 & 1202.

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (FromPrimary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in superstructure complete as per drawings and technical specifications Clauses 1002,1010 and 1202

Providing and laying reinforced cement concrete in superstructure as per drawing and Technical specifications Clause 800, 1205.4 and 1205.5 A. With Crushed Stone III) RCC Grade M20 (i) For Nominal mix 1:2:4 (a) Height upto 5m

Providing and laying of dry rubble flooring complete as per drawings and technical specifications clause 1303.3

Providing concrete for Plain/reinforced concrete in open foundations complete as per drawing and Technical specifications Clause 802, 803, 1202, & 1203.III) RCC Grade M20

Plain/reinforced concrete in substructure complete as per drawing and Technical specifications Clause 802, 804,805,806,807, 1202, & 1204. A. With Crushed Stone III) RCC Grade M20 (i) For height upto 5m

Plain/reinforced concrete in substructure complete as per drawing and Technical specifications Clause 802, 804,805,806,807, 1202, & 1204. A. With natural gravel III) PCC Grade M20 Nominal mix 1:2:4

Providing concrete for Plain/reinforced concrete in open foundations complete as per drawing and Technical specifications Clause 802, 803, 1202, & 1203.PCC Grade M30 A. With natural gravel Nominal mix 1:2:4

Providing concrete for Plain/reinforced concrete in open foundations complete as per drawing and Technical specifications Clause 802, 803, 1202, & 1203. .RCC Grade M30 A. With crushed stone

Providing weep holes in brick masonary, Plain/Reinforced concrete abutment, wing wall/return wall with 100mm dia AC pipe,extending through the full width of the structure with slope of 1V:20H towards drawing face. Complete as per drawing and Technical specifications.

Filling in foundation trenches as per drawing and Technical specifications.clause 305.3.9(I) Sand filling

Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with all lifts and leads as per Technical Specification Clause 301.4.

Excavation for roadway in soil by manual means for carrying of cut earth to embankment site with a lift upto 1.5m and lead upto 50m as per Technical Specification Clause 302.3

Road Works Dismantling of existing structures like culverts, bridges, retaining walls and other structures comprising of brick masonry, including disposal of unserviceable material and stacking the serviceable material with all lift and leads as per Technical Specification Clause 202.Cement mortar

Granular Sub -base with Well Graded Material (Table 400.1) By Mix in place method Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. ii ) For Grading II Material

WBM Grading 2 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. (A) By Manual Means. Using stone sceening Type- B 11.2mm for Gr. II

WBM Grading 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. (A) By Manual Means. Using stone sceening Type- B 11.2mm for Gr. III

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503. Statement-3

Providing and laying bituminous macadam with hot mix plant using crushed aggregates of grading as per Table 500.4 premix with bituminous binder, transported to site upto a lead of 1000m laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achieve the desired compaction as per Technical Specification Clause 504.

Semi - Dense Bituminous Concrete: Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5% of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.508. complete in all respect. including carriage of mixed materials up to 10.0 Km initial lead from mixing plant ) (Including cost of testing of materials at site and laboratory as directed by the deptt.)(a) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification) (I)'with 60/70 or VG-30 grade bitumen for GradingII(10 mm nominal size)

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600mm with smaller size towards the soiland 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 technical specifications

Inter locking concrete Block pavement 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.Including Edge block/Edge restraints.

Dismantling of existing structures like culverts, bridges, retaining walls and other structures comprising of brick masonry, including disposal of unserviceable material and stacking the serviceable material with all lift and lead of 1000 m as per Technical Specification Clause 202.

Providing Bamboo pilling with 1st class bamboo to stabilize soft soil to protect from settlement etc. complete as per drawing and Technical Specification as directed.

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

Providing and laying of boulder apron for bed protection with stone boulders minimum size and weight as per Table 1300.1, no fragment weighting less than 25kg laid dry complete as per drawing and technical specifications Clause 1301

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302

Providing and laying pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and technical specifications Clause 1302 I. Stone/Boulder

Construction of Subgrade and Earthen Shoulders Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1.

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