US Bridges

NW 108th St. over Creek

Fair

Oklahoma County, Oklahoma · .8E of N Rockwell Ave · Structure no. 195990000000000

Built
1979
46 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
123 ft
3 main spans
Daily traffic
10,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

NW 108th St. over Creek is a steel stringer/multi-beam or girder carrying NW 108th St. over Creek in Oklahoma County, Oklahoma. It was built in 1979, so it is 46 years old, younger than the Oklahoma average of 47.8 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 10,500 vehicles a day, roughly 7% of them trucks, projected to reach 16,800 by 2042. The structure is 123 ft (37.4 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNW 108th St.
CrossesCreek
Location.8E of N Rockwell Ave
RouteCity Street E0990
CountyOklahoma County
StateOklahoma
Coordinates35.58005, -97.62483
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating80.2 US tons
Inventory rating48.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.4 m)
Longest span40 ft (12.2 m)
Deck width62 ft (18.9 m)
Roadway width59 ft (18 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2022)
Projected traffic16,800 by 2042
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$565,000
NavigationNo navigation control on waterway

Frequently asked questions

When was NW 108th St. over Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is NW 108th St. over 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 September 2023.

How much traffic does NW 108th St. over Creek carry?

About 10,500 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is NW 108th St. over Creek?

The structure is 123 ft (37.4 m) long with a longest span of 40 ft (12.2 m) and a deck 62 ft wide.

Who owns NW 108th St. over Creek?

It is owned by the City or Municipal Highway Agency.