US Bridges

Hemmerling Road over Cannawai Creek

Good

Lincoln County, Washington · 2.66 SE FAS A221 · Structure no. 081395000000000

Built
1925
100 years old, rebuilt 1987
Condition
Good
inspected November 2023
Type
Culvert
Steel
Length
22 ft
1 main span
Daily traffic
27
2021 count
Owner
County
County Highway Agency

About this bridge

Hemmerling Road over Cannawai Creek is a steel culvert carrying Hemmerling Road over Cannawai Creek in Lincoln County, Washington. It was built in 1925 and reconstructed in 1987, so it is 100 years old, older 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 27 vehicles a day, roughly 40% of them trucks, projected to reach 77 by 2042. The structure is 22 ft (6.7 m) long and 16 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesHemmerling Road
CrossesCannawai Creek
Location2.66 SE FAS A221
RouteCounty Highway 13460
Coordinates47.49389, -118.85944
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating106.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27 (2021)
Projected traffic77 by 2042
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Hemmerling Road over Cannawai Creek built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1987.

What condition is Hemmerling Road over Cannawai 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 November 2023.

How much traffic does Hemmerling Road over Cannawai Creek carry?

About 27 vehicles per day (2021 count), of which roughly 40% are trucks.

How long is Hemmerling Road over Cannawai Creek?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m) and a deck 16 ft wide.

Who owns Hemmerling Road over Cannawai Creek?

It is owned by the County Highway Agency.