US Bridges

SR20 over Econfina Creek

Fair

Bay County, Florida · 6.7MI. West of US231 · Structure no. 460037

Built
1973
52 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
130 ft
5 main spans
Daily traffic
3,074
2022 count
Owner
State
State Highway Agency

About this bridge

SR20 over Econfina Creek is a concrete continuous slab carrying SR20 over Econfina Creek in Bay County, Florida. It was built in 1973, so it is 52 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 3,074 vehicles a day, roughly 16% of them trucks, projected to reach 5,333 by 2044. The structure is 130 ft (39.6 m) long and 46 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesSR20
CrossesEconfina Creek
Location6.7MI. West of US231
RouteState Highway 20
StateFlorida
Coordinates30.43153, -85.54496
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.7 US tons
Inventory rating58.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span28 ft (8.5 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,074 (2022)
Projected traffic5,333 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$115,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR20 over Econfina Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR20 over Econfina 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 SR20 over Econfina Creek carry?

About 3,074 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is SR20 over Econfina Creek?

The structure is 130 ft (39.6 m) long with a longest span of 28 ft (8.5 m) and a deck 46 ft wide.

Who owns SR20 over Econfina Creek?

It is owned by the State Highway Agency.