US Bridges

6718C over Creek

Fair

Seminole County, Oklahoma · 2.5 N & 2 E of Bowlegs · Structure no. 201680000000000

Built
1982
43 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
1,300
2022 count
Owner
County
County Highway Agency

About this bridge

6718C over Creek is a prestressed concrete tee beam carrying 6718C over Creek in Seminole County, Oklahoma. It was built in 1982, so it is 43 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 1,300 vehicles a day, roughly 15% of them trucks, projected to reach 2,080 by 2042. The structure is 55 ft (16.9 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries6718C
CrossesCreek
Location2.5 N & 2 E of Bowlegs
RouteCounty Highway 6718C
Coordinates35.1822, -96.63472
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating38 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length55 ft (16.9 m)
Longest span55 ft (16.8 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2022)
Projected traffic2,080 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$380,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 6718C over Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is 6718C 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 July 2023.

How much traffic does 6718C over Creek carry?

About 1,300 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 6718C over Creek?

The structure is 55 ft (16.9 m) long with a longest span of 55 ft (16.8 m) and a deck 28 ft wide.

Who owns 6718C over Creek?

It is owned by the County Highway Agency.