US Bridges

CR 30A over Western Lake

PoorPosted for load

Walton County, Florida · 1.7 MI West of HWY 395 · Structure no. 600078

Built
1970
55 years old
Condition
Poor
inspected September 2024
Type
Slab
Concrete
Length
30 ft
1 main span
Daily traffic
7,900
2023 count
Owner
County
County Highway Agency

About this bridge

CR 30A over Western Lake is a concrete slab carrying CR 30A over Western 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 7,900 vehicles a day, roughly 18% of them trucks, projected to reach 13,707 by 2045. The structure is 30 ft (9.2 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 30A
CrossesWestern Lake
Location1.7 MI West of HWY 395
RouteCounty Highway 30A
StateFlorida
Coordinates30.33046, -86.15124
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.2 m)
Longest span30 ft (9.2 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,900 (2023)
Projected traffic13,707 by 2045
Trucks18%
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 CR 30A over Western Lake built?

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

What condition is CR 30A over Western Lake in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

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

About 7,900 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is CR 30A over Western Lake?

The structure is 30 ft (9.2 m) long with a longest span of 30 ft (9.2 m) and a deck 34 ft wide.

Who owns CR 30A over Western Lake?

It is owned by the County Highway Agency.