Repair and improvement of staff quarters and Station approach road at Bhatkal under SSE/W/MRDW section in Karnataka State.

16.27 Surface dressing on old surface with hot bitumen of grade VG - 10 of ap-proved 01 quality using 1.95 kg of bitu-men per sqm with 1.50 cum of stone chippings 11.2 mm nominal size per 100 sqm of road surface, including consolidation with road roller of 6 to 8 tonne capacity, etc. complete.

16.30.2 Providing and applying tack coat using hot straight run bitumen of grade VG - 02 10, including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications : On bituminous surface @ 0.50 Kg / sqm

16.57.1 Providing and laying Bituminous concrete using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equiped with electronic sensor to the required grade, level and 03 alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge. 40/50 mm compacted thickness with bitumen of Grade VG-30 @ 5.5% (percentage by weight of total mix) and lime filler @ 3% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100- 120 TPH capacity.

16.13.1 Cutting road and making good the same including supply of extra quantities of materials i.e. aggregate, moorum screening, red bajri and labour required. bituminous portion

16.40 Providing and laying seal coat of pre-mixed fine aggregate ( passing 2.36 mm 05 and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade VG - 10 bitumen per cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road sur-face, including rolling and finishing with road roller all complete

16.3 Supplying and stacking at site.

Item Breakup - 01-SCHEDULE

16.3.1 90 mm to 45 mm size stone aggregate

16.3.2 63 mm to 45 mm size stone aggregate Total 93697.20