Select the INCORRECT match of bituminous road construction with application/usage.
1
Prime coat - The first application of a low viscosity liquid bituminous material over an existing porous pavement surface to pling the voids of the porous surface.
2
Full grout - When bitumen penetrates to the full depth of compacted aggregate usually adopted in regions of heavy rainfall and high traffic.
3
Sealcoat - A very thin subgrade treatment or a single coat surface dressing which is usually applied over an existing impervious surface to seal cracks and joints.
4
Tack coat - The application of bituminous material over an existing pavement surface which is relatively impervious and has already been treated by a prime coat.