PDNA/NALBARI/21

Construction of embankment with approved materials obtained from borrow pits with a lift upto 1.50 m , transporting to site, spreading grading to rquired slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead up to 1000m as per Technical specification clause 301.5 i) Private land.

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300-2 with lead up to 1000m as per technical Specification clause 303.1. (i) Private land

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 rotovator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per technical specification Cls 401. II) For Grading II Material

WBM Grading 2 Using stone screening Type-B 11.2 mm for Gr.II Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 KN in stages to proper grade and camber, applying and brooming, stone sreening/ binding materials to fill up the intersticses of course aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405. (A) By Manual Means.

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

Prime Coat i) Low porosity 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.

Tack Coat ii)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.

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.) I With hydrated lime/ cement as filler (refer table 500-9 of MoSRT&H specification) A With 60/70 or VG-30 grade bitumen ii) for Grading II (10 mm nominal size)

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting,1.5 mm thick supported on a mild steel angle iron posts 75 mm x 75mm x 6mm, firmly fixed to the ground by means of properly designed foundation with M- 15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 801. (ii) 600 mm equilateral triangle

Single bamboo palasiding / walling of whole 2nd class bamboo (Jati or Bethua) 75mm dia and closely packed & driven including fitting fixing with half bamboo kamis horizontally in three rows with cane or tying with wire complete and struts 1.5 m apart longitudinally and providing brush wood as per drawing and technical specifications Clause 1302.5 Driven at least 900 mm below ground and 1200 mm above ground