US Bridges

CR 30A over Deer Lake

Fair

Walton County, Florida · 4.75 MI West of US 98 · Structure no. 600088

Built
1970
55 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
22 ft
1 main span
Daily traffic
13,000
2023 count
Owner
County
County Highway Agency

About this bridge

CR 30A over Deer Lake is a concrete slab carrying CR 30A over Deer Lake in Walton County, Florida. It was built in 1970, so it is 55 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 6 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 13,000 vehicles a day, roughly 18% of them trucks, projected to reach 22,555 by 2045. The structure is 22 ft (6.8 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 30A
CrossesDeer Lake
Location4.75 MI West of US 98
RouteCounty Highway 30A
StateFlorida
Coordinates30.30771, -86.07842
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.8 m)
Longest span22 ft (6.8 m)
Deck width33 ft (10.2 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2023)
Projected traffic22,555 by 2045
Trucks18%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 30A over Deer Lake built?

It was built in 1970, making it 55 years old in 2025.

What condition is CR 30A over Deer Lake 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 September 2024.

How much traffic does CR 30A over Deer Lake carry?

About 13,000 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is CR 30A over Deer Lake?

The structure is 22 ft (6.8 m) long with a longest span of 22 ft (6.8 m) and a deck 33 ft wide.

Who owns CR 30A over Deer Lake?

It is owned by the County Highway Agency.