US Bridges

SW 29th St. over Twin Creek

Fair

Oklahoma County, Oklahoma · 0.1 MI W of May · Structure no. 128700000000000

Built
1953
72 years old, rebuilt 1964
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
16,440
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

SW 29th St. over Twin Creek is a concrete culvert carrying SW 29th St. over Twin Creek in Oklahoma County, Oklahoma. It was built in 1953 and reconstructed in 1964, so it is 72 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 16,440 vehicles a day, roughly 7% of them trucks, projected to reach 26,304 by 2042. The structure is 27 ft (8.2 m) long and 64 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSW 29th St.
CrossesTwin Creek
Location0.1 MI W of May
RouteCity Street E1090
Coordinates35.43503, -97.56641
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum 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 spans3
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width64 ft (19.5 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,440 (2022)
Projected traffic26,304 by 2042
Trucks7%
Lanes on structure4
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 of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SW 29th St. over Twin Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1964.

What condition is SW 29th St. over Twin 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 August 2024.

How much traffic does SW 29th St. over Twin Creek carry?

About 16,440 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SW 29th St. over Twin Creek?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m) and a deck 64 ft wide.

Who owns SW 29th St. over Twin Creek?

It is owned by the City or Municipal Highway Agency.