Roubin Asphalt plant offers DDOT, MDOT, VDOT, Private Mix and Related Materials (Aggregate Stone, Screened Millings, Milling, Tack, Cold Mix)
Most Commonly Specified and Used Superpave Asphalt Mixes
Surface Superpave Mixes
4.75MM- This mix is also called Sand Bed Mix with a .187 inch (4.75mm) nominal Max aggregate size generally used for a very smooth surface and wedging and levelling with lift thickness Maximum 1 inch.
9.5MM– The most popular Superpave mix with a 3/8 inch (9.5mm) nominal Max aggregate size and generally placed at less than 2 inches lift thickness.
12.5MM– This mix is used also for surface with a ½ inch (12.5mm) nominal Maximum aggregate size and placed on maximum lift thickness of 2 ½ inches.
Intermediate and Base Superpave Mixes
19.0MM– This a coarse mix with a ¾ inch (19.0mm) nominal Maximum aggregate size and is placed generally at maximum 3 inch lift thickness . This mix can handle public traffic during construction period of time before topping with surface mix and can also substitute for Base Mix.
25.0MM– This mix is a coarse with a 1 inch nominal Maximum aggregate size and placed on maximum lift thickness less than 4 inches. It is recommended not to open for traffic for extended period.
Pervious Asphalt Mix– Surface and Base Mixes mostly used with high water permeability values for storm water management.
Cold Mix– This mix mostly used for temporary fix and can be used permanent fix also with a .187 inches (4.75mm) Nominal Maximum Aggregate Size. This mix is environmentally friendly with year-round application.