6756C over Creek

Fair

Seminole County, Oklahoma · 1.3 S & 4 E of Seminole · Structure no. 056400000000000

Built: 1938; 87 years old
Condition: Fair; inspected July 2023
Type: Slab; Concrete Continuous
Length: 24 ft; 2 main spans
Daily traffic: 1,040; 2022 count
Owner: County; County Highway Agency

About this bridge

6756C over Creek is a concrete continuous slab carrying 6756C over Creek in Seminole County, Oklahoma. It was built in 1938, so it is 87 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 5 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 1,040 vehicles a day, roughly 10% of them trucks, projected to reach 1,664 by 2042. The structure is 24 ft (7.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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Carries6756C

CrossesCreek

Location1.3 S & 4 E of Seminole

RouteCounty Highway 6756C

CountySeminole County

StateOklahoma

Coordinates35.20453, -96.60027

Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

Component	Rating	Meaning
Deck	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection	3 Serious	Loss of section, deterioration, spalling or scour have seriously affected primary structural components.

Last inspectionJuly 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is

Deck geometry4: Meets minimum tolerable limits to be left in place as is

Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is

Approach roadway alignment8: Equal to present desirable criteria

Operating rating36 US tons

Inventory rating21.1 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans2

Design loadHS 20

Structure length24 ft (7.3 m)

Longest span10 ft (3 m)

Deck width28 ft (8.5 m)

Roadway width26 ft (8 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,040 (2022)

Projected traffic1,664 by 2042

Trucks10%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed1.9 mi (3 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$236,000

NavigationNo navigation control on waterway

Frequently asked questions

When was 6756C over Creek built?

It was built in 1938, making it 87 years old in 2025.

What condition is 6756C 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 6756C over Creek carry?

About 1,040 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 6756C over Creek?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 28 ft wide.

Who owns 6756C over Creek?

It is owned by the County Highway Agency.