US Bridges

Boyk Road over Crab Creek

Good

Lincoln County, Washington · 0.64 NE FAS L220 · Structure no. 084657000000000

Built
1981
44 years old
Condition
Good
inspected February 2024
Type
Tee Beam
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

Boyk Road over Crab Creek is a prestressed concrete tee beam carrying Boyk Road over Crab Creek in Lincoln County, Washington. It was built in 1981, so it is 44 years old, younger than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 20% of them trucks, projected to reach 70 by 2042. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesBoyk Road
CrossesCrab Creek
Location0.64 NE FAS L220
RouteCounty Highway 60210
Coordinates47.53744, -118.12447
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.2 US tons
Inventory rating34.3 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length60 ft (18.3 m)
Longest span57 ft (17.4 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic70 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Boyk Road over Crab Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Boyk Road over Crab Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does Boyk Road over Crab Creek carry?

About 50 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Boyk Road over Crab Creek?

The structure is 60 ft (18.3 m) long with a longest span of 57 ft (17.4 m) and a deck 28 ft wide.

Who owns Boyk Road over Crab Creek?

It is owned by the County Highway Agency.