US Bridges

NW 136th St. over Creek

Fair

Oklahoma County, Oklahoma · .3E N County Line RD · Structure no. 044060000000000

Built
1935
90 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
45 ft
3 main spans
Daily traffic
600
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

NW 136th St. over Creek is a concrete culvert carrying NW 136th St. over Creek in Oklahoma County, Oklahoma. It was built in 1935, so it is 90 years old, older 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 600 vehicles a day, roughly 5% of them trucks, projected to reach 960 by 2042. The structure is 45 ft (13.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNW 136th St.
CrossesCreek
Location.3E N County Line RD
RouteCity Street E0970
Coordinates35.60929, -97.66996
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: 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 rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length45 ft (13.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2022)
Projected traffic960 by 2042
Trucks5%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was NW 136th St. over Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is NW 136th 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 136th St. over Creek carry?

About 600 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is NW 136th St. over Creek?

The structure is 45 ft (13.8 m) long with a longest span of 14 ft (4.3 m).

Who owns NW 136th St. over Creek?

It is owned by the City or Municipal Highway Agency.