US Bridges

Limestone Road over Crab Creek

Good

Lincoln County, Washington · 1.84 N FAS No L220 · Structure no. 086374000000000

Built
1997
28 years old
Condition
Good
inspected December 2023
Type
Girder and Floorbeam System
Concrete Continuous
Length
110 ft
1 main span
Daily traffic
119
2023 count
Owner
County
County Highway Agency

About this bridge

Limestone Road over Crab Creek is a concrete continuous girder and floorbeam system carrying Limestone Road over Crab Creek in Lincoln County, Washington. It was built in 1997, so it is 28 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 119 vehicles a day, roughly 55% of them trucks, projected to reach 150 by 2042. The structure is 110 ft (33.5 m) long and 38 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesLimestone Road
CrossesCrab Creek
Location1.84 N FAS No L220
RouteCounty Highway 96190
Coordinates47.52289, -118.01561
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating24.7 US tons

Structure

MaterialConcrete Continuous
DeckWood or timber
Main spans1
Design loadHS 25 or greater
Structure length110 ft (33.5 m)
Longest span107 ft (32.6 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic119 (2023)
Projected traffic150 by 2042
Trucks55%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Limestone Road over Crab Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Limestone 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 December 2023.

How much traffic does Limestone Road over Crab Creek carry?

About 119 vehicles per day (2023 count), of which roughly 55% are trucks.

How long is Limestone Road over Crab Creek?

The structure is 110 ft (33.5 m) long with a longest span of 107 ft (32.6 m) and a deck 38 ft wide.

Who owns Limestone Road over Crab Creek?

It is owned by the County Highway Agency.