US Bridges

Cosson Road over Sconiers Mill Creek

Fair

Walton County, Florida · 3.23MI W of CR 83 · Structure no. 604135

Built
1997
28 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
65 ft
2 main spans
Daily traffic
60
2023 count
Owner
County
County Highway Agency

About this bridge

Cosson Road over Sconiers Mill Creek is a prestressed concrete slab carrying Cosson Road over Sconiers Mill Creek in Walton County, Florida. It was built in 1997, so it is 28 years old, younger 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 60 vehicles a day, projected to reach 104 by 2042. The structure is 65 ft (19.7 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCosson Road
CrossesSconiers Mill Creek
Location3.23MI W of CR 83
RouteCounty Highway 0
CountyWalton County
StateFlorida
Coordinates30.65416, -86.16592
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length65 ft (19.7 m)
Longest span32 ft (9.8 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2023)
Projected traffic104 by 2042
Trucks0%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cosson Road over Sconiers Mill Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Cosson Road over Sconiers Mill 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 March 2023.

How much traffic does Cosson Road over Sconiers Mill Creek carry?

About 60 vehicles per day (2023 count).

How long is Cosson Road over Sconiers Mill Creek?

The structure is 65 ft (19.7 m) long with a longest span of 32 ft (9.8 m) and a deck 27 ft wide.

Who owns Cosson Road over Sconiers Mill Creek?

It is owned by the County Highway Agency.