Name of Work: Improvement of road from Manaha Kacharibori to Borhung PWD Road (Ch.0.00m to Ch. 3500.00m) by providing Maintenance of Earthen shoulders, BUSG, SDBC under Fifth Assam Finance Commission for the year 2018-19 (Jagiroad LAC).
Sl.No.
Item Description
Item Code / Make
Quantity
Units
1
1
Road Works Heading
1
2
2
Built-Up Spray Grout\nProviding, laying and rolling of built-up spray grout layer over prepared base consisting of a two layer composit construction of crushed coarse agregates using motor grader for aggregate. Key stone chips spreader may be used with application of bituminous binder after each layer, and with key aggregates placed on top of the secong layer to serve as a base, conforming to the line, grades and cross- section specified, the compected layer thickness being 75mm as per Technical Specification Clause 505.\nA) By Manual Means\nBitumen S-90.
2
2377.13
Sqm
3
3
Tack coat: 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 bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.
3
13206.2
Sqm
4
4
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 5.0 per cent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H specification clause No. 508 complete in all respects.\nD) With rock dust as fillar\ni) With 60/70 or VG-30 grade bitumen\nii) For Grading-II (10 mm nominal size)
4
397.68
Cum
5
5
Maintenance of Earthen Shoulder (filling with fresh soil) (Making up loss of material/ irregularities on shoulder( Average 150mm filling )to the design level by adding fresh approved soil and compacting it with appropriate equipment at OMC up to lead of 1000 m as per technical specifications clause 1903.
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