US Bridges

11th Ave over Latah Creek

Good

Spokane County, Washington · 00.15 SE SR195-I90 · Structure no. 085421000000000

Built
1927
98 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
154 ft
1 main span
Daily traffic
82
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

11th Ave over Latah Creek is a concrete culvert carrying 11th Ave over Latah Creek in Spokane County, Washington. It was built in 1927, so it is 98 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 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 82 vehicles a day, roughly 1% of them trucks, projected to reach 570 by 2045. The structure is 154 ft (46.9 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries11th Ave
CrossesLatah Creek
Location00.15 SE SR195-I90
RouteCity Street 823
Coordinates47.64577, -117.44736
Functional classUrban 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.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length154 ft (46.9 m)
Longest span110 ft (33.5 m)
Deck width30 ft (9.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic82 (2022)
Projected traffic570 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$66,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 11th Ave over Latah Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is 11th Ave over Latah 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 April 2023.

How much traffic does 11th Ave over Latah Creek carry?

About 82 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is 11th Ave over Latah Creek?

The structure is 154 ft (46.9 m) long with a longest span of 110 ft (33.5 m) and a deck 30 ft wide.

Who owns 11th Ave over Latah Creek?

It is owned by the City or Municipal Highway Agency.