(a) Prime coat:- low viscous cut back bitumen on wmm surface area fil up pores and void. (b) Tack coat:- Light application bitumen, ashphalt,emulsion,and dilute water applied on the prim coat.

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Accepted Answer

The question describes the application of prime coat and tack coat on a WMM surface.

Prime coat is a low viscous cut back bitumen used to fill up pores and voids on a WMM surface.
Tack coat is a light application of bitumen, asphalt, emulsion, or dilute water applied on the prime coat.
The purpose of the prime coat is to bond the WMM surface with the subsequent layers of asphalt.
The tack coat helps in providing a strong bond between the asphalt layers.
Proper application of prime coat and tack coat is essential for the longevity of the road.
The application rate of prime coat and tack coat varies depending on the type of surface and weather conditions.

(a) Prime coat:- low viscous cut back bitumen on wmm surface area fil up pores and void. (b) Tack coat:- Light application bitumen, ashphalt,emulsion,and dilute water applied on the prim coat.

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