Computer · Highway Engineering
When the bituminous surfacing is done on an already existing black top road or over an existing concrete road, the type of treatment to be given is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Spray of emulsion
- 2Prime coat
- 3Tack coat✓
- 4Seal coat
Correct answer
Tack coat
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