US Bridges

Sioux Circle over Mathison Creek

Good

Okaloosa County, Florida · 0.4MI NW of CR 188 · Structure no. 575173

Built
1975
50 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
250
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sioux Circle over Mathison Creek is a steel stringer/multi-beam or girder carrying Sioux Circle over Mathison Creek in Okaloosa County, Florida. It was built in 1975, so it is 50 years old, older than the Florida average of 41.3 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 250 vehicles a day, roughly 1% of them trucks, projected to reach 434 by 2042. The structure is 28 ft (8.5 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSioux Circle
CrossesMathison Creek
Location0.4MI NW of CR 188
RouteCity Street 0
StateFlorida
Coordinates30.78044, -86.60333
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionFebruary 2025
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating29 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length28 ft (8.5 m)
Longest span28 ft (8.5 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic434 by 2042
Trucks1%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sioux Circle over Mathison Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Sioux Circle over Mathison 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 February 2025.

How much traffic does Sioux Circle over Mathison Creek carry?

About 250 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Sioux Circle over Mathison Creek?

The structure is 28 ft (8.5 m) long with a longest span of 28 ft (8.5 m) and a deck 25 ft wide.

Who owns Sioux Circle over Mathison Creek?

It is owned by the City or Municipal Highway Agency.