US Bridges

S.H. 7 over Wolf Creek

Good

Johnston County, Oklahoma · 1.5 MI W JCT SH99 · Structure no. 006190000000000

Built
1918
107 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
360
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 7 over Wolf Creek is a concrete culvert carrying S.H. 7 over Wolf Creek in Johnston County, Oklahoma. It was built in 1918, so it is 107 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 360 vehicles a day, roughly 15% of them trucks, projected to reach 576 by 2042. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 31.7 mi (51 km).

CarriesS.H. 7
CrossesWolf Creek
Location1.5 MI W JCT SH99
RouteState Highway 7
Coordinates34.34672, -96.66292
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic360 (2022)
Projected traffic576 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 7 over Wolf Creek built?

It was built in 1918, making it 107 years old in 2025.

What condition is S.H. 7 over Wolf Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does S.H. 7 over Wolf Creek carry?

About 360 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 7 over Wolf Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m).

Who owns S.H. 7 over Wolf Creek?

It is owned by the State Highway Agency.