US Bridges

29th ST over S.H. 7 Bypass under

Fair

Stephens County, Oklahoma · Under 29th N of Osage Rd. · Structure no. 259020000000000

Built
2000
25 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
279 ft
4 main spans
Daily traffic
5,800
2022 count
Owner
State
State Highway Agency

About this bridge

29th ST over S.H. 7 Bypass under is a prestressed concrete stringer/multi-beam or girder carrying 29th ST over S.H. 7 Bypass under in Stephens County, Oklahoma. It was built in 2000, so it is 25 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 5,800 vehicles a day, roughly 5% of them trucks, projected to reach 9,280 by 2042. The structure is 279 ft (85 m) long and 36 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
Carries29th ST
CrossesS.H. 7 Bypass under
LocationUnder 29th N of Osage Rd.
RouteCity Street 7P
CountyStephens County
StateOklahoma
Coordinates34.57131, -97.98436
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.4 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length279 ft (85 m)
Longest span81 ft (24.7 m)
Deck width36 ft (11 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2022)
Projected traffic9,280 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was 29th ST over S.H. 7 Bypass under built?

It was built in 2000, making it 25 years old in 2025.

What condition is 29th ST over S.H. 7 Bypass under 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 May 2024.

How much traffic does 29th ST over S.H. 7 Bypass under carry?

About 5,800 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is 29th ST over S.H. 7 Bypass under?

The structure is 279 ft (85 m) long with a longest span of 81 ft (24.7 m) and a deck 36 ft wide.

Who owns 29th ST over S.H. 7 Bypass under?

It is owned by the State Highway Agency.