This project will preserve multiple state routes across Whitman County in Eastern Washington.
Included in the chip seal project will be constructing bituminous surface treatment (BST), planning bituminous pavement, crack sealing, hot mix asphalt (HMA) paving, pavement repair, and prelevel, removing existing overlay from bridge decks, bridge deck repair, placing waterproof membrane, crushed surfacing top course, centerline rumble strips, fog seal, pavement markings, guideposts, traffic control and other work.
What to expect
This project was completed in October of 2022. There are no impacts to the traveling public.