US Bridges

S.H. 56 Sd over Creek

Good

Okfuskee County, Oklahoma · 40 N of SH 56 · Structure no. 110180000000000

Built
1949
76 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
50
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 56 Sd over Creek is a concrete culvert carrying S.H. 56 Sd over Creek in Okfuskee County, Oklahoma. It was built in 1949, so it is 76 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 50 vehicles a day, roughly 15% of them trucks, projected to reach 80 by 2042. The structure is 22 ft (6.7 m) long and 26 ft wide.

CarriesS.H. 56 Sd
CrossesCreek
Location40 N of SH 56
Coordinates35.59549, -96.21926
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating29.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 56 Sd over Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is S.H. 56 Sd over 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 September 2023.

How much traffic does S.H. 56 Sd over Creek carry?

About 50 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 56 Sd over Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns S.H. 56 Sd over Creek?

It is owned by the State Highway Agency.