US Bridges

S Blackwelder over Creek

Fair

Oklahoma County, Oklahoma · .75S of SW 59th · Structure no. 299060000000000

Built
1995
30 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
4,895
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

S Blackwelder over Creek is a concrete culvert carrying S Blackwelder over Creek in Oklahoma County, Oklahoma. It was built in 1995, so it is 30 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 4,895 vehicles a day, roughly 5% of them trucks, projected to reach 7,832 by 2042. The structure is 23 ft (6.9 m) long and 39 ft wide.

CarriesS Blackwelder
CrossesCreek
Location.75S of SW 59th
RouteCity Street N3065
Coordinates35.39556, -97.53917
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
Channel and channel protection8 Very GoodNo problems noted.
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
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (6.9 m)
Longest span10 ft (3 m)
Deck width39 ft (11.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,895 (2022)
Projected traffic7,832 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S Blackwelder over Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is S Blackwelder 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 S Blackwelder over Creek carry?

About 4,895 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is S Blackwelder over Creek?

The structure is 23 ft (6.9 m) long with a longest span of 10 ft (3 m) and a deck 39 ft wide.

Who owns S Blackwelder over Creek?

It is owned by the City or Municipal Highway Agency.