US Bridges

S.H. 9 over Tiger Creek

Fair

Seminole County, Oklahoma · 4.9 MI E JCT SH 99 · Structure no. 049670000000000

Built
1936
89 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
1 main span
Daily traffic
1,200
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 9 over Tiger Creek is a steel stringer/multi-beam or girder carrying S.H. 9 over Tiger Creek in Seminole County, Oklahoma. It was built in 1936, so it is 89 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 1,200 vehicles a day, roughly 15% of them trucks, projected to reach 1,920 by 2042. The structure is 61 ft (18.6 m) long and 27 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

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CarriesS.H. 9
CrossesTiger Creek
Location4.9 MI E JCT SH 99
RouteState Highway 9
CountySeminole County
StateOklahoma
Coordinates35.24645, -96.58472
Functional classRural Major 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.5 US tons
Inventory rating32.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length61 ft (18.6 m)
Longest span60 ft (18.3 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2022)
Projected traffic1,920 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 9 over Tiger Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is S.H. 9 over Tiger 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 March 2024.

How much traffic does S.H. 9 over Tiger Creek carry?

About 1,200 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 9 over Tiger Creek?

The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.3 m) and a deck 27 ft wide.

Who owns S.H. 9 over Tiger Creek?

It is owned by the State Highway Agency.