US Bridges

Range Road 231 over Ten Mile Creek

Fair

Okaloosa County, Florida · 1.5 Miles East of S.R. 85 · Structure no. AFFLFTFA12209

Built
1965
60 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
62 ft
2 main spans
Daily traffic
50
2024 count
Owner
Federal
Air Force

About this bridge

Range Road 231 over Ten Mile Creek is a concrete slab carrying Range Road 231 over Ten Mile Creek in Okaloosa County, Florida. It was built in 1965, so it is 60 years old, older than the Florida average of 41.3 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 50 vehicles a day, projected to reach 55 by 2044. The structure is 62 ft (18.9 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesRange Road 231
CrossesTen Mile Creek
Location1.5 Miles East of S.R. 85
RouteFederal Lands Road 231
StateFlorida
Coordinates30.56992, -86.51564
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.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.9 US tons
Inventory rating38 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length62 ft (18.9 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic55 by 2044
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerAir Force
Maintained byAir Force
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$90,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Range Road 231 over Ten Mile Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Range Road 231 over Ten Mile 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 January 2024.

How much traffic does Range Road 231 over Ten Mile Creek carry?

About 50 vehicles per day (2024 count).

How long is Range Road 231 over Ten Mile Creek?

The structure is 62 ft (18.9 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns Range Road 231 over Ten Mile Creek?

It is owned by the Air Force.