US Bridges

Lowe Road over Coal Creek

Fair

Lincoln County, Washington · 0.29 E SR28 · Structure no. 084743000000000

Built
1917
108 years old
Condition
Fair
inspected December 2023
Type
Other
Concrete
Length
62 ft
1 main span
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

Lowe Road over Coal Creek is a concrete other carrying Lowe Road over Coal Creek in Lincoln County, Washington. It was built in 1917, so it is 108 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, roughly 40% of them trucks, projected to reach 75 by 2040. The structure is 62 ft (18.9 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLowe Road
CrossesCoal Creek
Location0.29 E SR28
RouteCounty Highway 21960
CountyLincoln County
StateWashington
Coordinates47.35808, -118.49328
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating46 US tons

Structure

Structure typeOther
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span42 ft (12.8 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic75 by 2040
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Lowe Road over Coal Creek built?

It was built in 1917, making it 108 years old in 2025.

What condition is Lowe Road over Coal Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does Lowe Road over Coal Creek carry?

About 50 vehicles per day (2020 count), of which roughly 40% are trucks.

How long is Lowe Road over Coal Creek?

The structure is 62 ft (18.9 m) long with a longest span of 42 ft (12.8 m) and a deck 22 ft wide.

Who owns Lowe Road over Coal Creek?

It is owned by the County Highway Agency.