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Lake Havasu City says HA5 sealant improving pavements but requires 24-hour closures
Summary
City officials described temporary 24-hour lane closures while crews apply a road sealant product called HA5 (vendor Holbrook Asphalt), and urged patience as the work finishes in days. Officials said weather windows limit application to brief periods in spring and fall.
Lake Havasu City officials warned residents April 4 that a road-sealing product known in the meeting as “HA5,” supplied by Holbrook Asphalt, will continue to require temporary full-lane closures while it cures.
Mayor Cal Sheehy and City Manager Jessica Newton said the treatment is being applied after recent asphalt work to extend pavement life. “We spray it and you can't touch it for 24 hours,” Newton said, describing the contractor practice of closing a treated stretch for a full day to allow the…
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