Development of road from Noagaon Bazar to Donbosco School and adjacent road during the year 2026_27 (Length is 1.33 KM)

Flat Brick soiling Providing and laying flat brick soling layer on prepared subgrade according to lines, grades and cross-section shown on the drawing, filling joints with Earth, free from clay with a Plasticity Index not exceeding 6, watering and rolling the same with three wheeled road roller 80-100 kN as per MoRD Technical Specification Clause 412.

Brick on Edge soling Providing and laying brick on edge soling layer onprepared subgrade according to lines, grades and crosssectionshown on the drawing, filling joints with sand,watering and rolling the same with three wheeled roadroller 80-100 kN as per MoRD Technical Specification Clause 412.

WBM Grading - 3 Providing, laying, spreading and compacting jhama brick aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing rolling with three wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density Grading- 3 as per MoRD Technical Specification Clause 405.(A)By Manual Means

Prime coat Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface andspraying primer at the rate of 0.90- 1.20 kg/sqm using mechanical means as per MoRD Technical Specification Clause 502. II) medium porosity

Tack coat i)Providing and applying tack coat with bitumenemulsion (RS-1) using emulsion distributor at the rate of 0.20 to 0.25 kg per sqm on the preparedbituminous surface cleaned with Hydraulic broomas per MoRD Technical Specification Clause 503.

Dense Graded bituminous Macadam Providing and laying dense graded bituminous macadam with 100-120 TPH batch type HMP producing an averageoutput of 75 tonnes per hour using crushed aggregates ofspecified grading, premixed with bituminous binder @ 4.0to 4.5 per cent by weight of total mix and filler,transporting the hot mix to work site, laying with ahydrostatic paver finisher with sensor control to therequired grade, level and alignment, rolling with smoothwheeled, vibratory and tandem rollers to achieve thedesired compaction as per MoRT&H specification clauseNo. 505 complete in all respects. B. Grading II (i) with viscosity graded bitumen of VG-30.

Bituminous concrete Providing and laying bituminous concrete with higher capacitybatch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @ 5.40 Percent of mix and filler, transporting the hot mix to work site, laying with ahydrostatic paver finisher with sensor control to the requiredgrade, level and alignment, rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compactionas per MORTH specification clause No. 507 complete in all respects. ( for layer thickness 30-40mm) ii) Grading II(10 mm nominal size) with Bitumen (60/70Grade) VG-30

Without dewatering:- Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 including setting out, construction of shoring & bracing, removal of stumps & other deleterious material and disposal upto a lead of 50 m, dressing of sides & bottom and backfilling in trenches with excavated suitable material.

Filling in foundation trenches as per drawing & MoRD technical specification Clause 305.3.9, 1200. i) Sand filling

Providing concrete for plain concrete (using jhama brick aggregate) in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203. (including centering, shuttering, staging etc. but excluding reinforcement) i ) Nominal mix 1:3:6 (hand mixing)