US Bridges

10th ST over Pataha CR

Fair

Garfield County, Washington · 0.1 S US 12 on 10th · Structure no. 085548000000000

Built
1988
37 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
75
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

10th ST over Pataha CR is a prestressed concrete stringer/multi-beam or girder carrying 10th ST over Pataha CR in Garfield County, Washington. It was built in 1988, so it is 37 years old, younger 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 6 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 75 vehicles a day, roughly 5% of them trucks, projected to reach 85 by 2040. The structure is 38 ft (11.6 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries10th ST
CrossesPataha CR
Location0.1 S US 12 on 10th
RouteCity Street 10
Coordinates46.47234, -117.59749
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.4 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 10
Structure length38 ft (11.6 m)
Longest span37 ft (11.3 m)
Deck width50 ft (15.2 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2020)
Projected traffic85 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$758,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 10th ST over Pataha CR built?

It was built in 1988, making it 37 years old in 2025.

What condition is 10th ST over Pataha CR 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 October 2024.

How much traffic does 10th ST over Pataha CR carry?

About 75 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is 10th ST over Pataha CR?

The structure is 38 ft (11.6 m) long with a longest span of 37 ft (11.3 m) and a deck 50 ft wide.

Who owns 10th ST over Pataha CR?

It is owned by the City or Municipal Highway Agency.