How long con you expect an asphalt road to last before needing overlay? | |
Does sealing significantly delay need for overlay? If so how often should it be repeated?
Answers:
From: DeWayne Heintz
The FHWA is currently conducting research to answer this question
From: www.drivesdirectltd.co.uk
Yes, sealing does increase the surface life. It creates an bituminous membrance, thus preventing further oxidation and plucking. Check out our website for more details.
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