Open graded friction course ogfc premix carpet pmc surface dressing.
Close graded premix carpet.
Open graded bitumen surface mixes.
The quantity of binder normally 80 100 penetration grade and aggregates are given in table 6.
Of total aggregate passing.
100 88 100 31 52 5 25 0 5 100 52 88 14 38 0 5 13 2 11 2 5 6 2 8 0 09 type a type b cumulative by wt.
3 11 premix bitumin ous carpeting manual method 3 11 1 description 3 11 1 1 general this work shall consist of a surfacing of bituminous material constructed on a prepared base in accordance with these specifications to the lines levels grades dimensions and cross sections shown on the drawings or as required by the engineer.
Repairing of wearing course with close graded premix carpet in stretches from km 570 00 to km 574 00 of nh 31 in the district of darjeeling under nh division ix during the year 2020 21.
Three open graded mix types are employed as the surface mixes.
Premix carpet pmc is an open graded bituminous mix which is widely used as an overlay on urban sections and as a surface course on rural roads in india.
An open graded premix carpet commonly called premix carpet pc is an open graded premixed material laid to a thickness of 20 mm and rolled followed by a seal coat.
Quantity of binder and stone aggregates in pc.
Open graded friction course ogfc the ogfc system consists of interconnected voids that help to improve the surface drainage property.