US Bridges

US98 SR30 over Herrion Bayou

Fair

Escambia County, Florida · Intersection SR30 & SR298 · Structure no. 480016

Built
1965
60 years old, rebuilt 1999
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
200 ft
8 main spans
Daily traffic
21,000
2022 count
Owner
State
State Highway Agency

About this bridge

US98 SR30 over Herrion Bayou is a concrete slab carrying US98 SR30 over Herrion Bayou in Escambia County, Florida. It was built in 1965 and reconstructed in 1999, 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 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 21,000 vehicles a day, roughly 6% of them trucks, projected to reach 36,435 by 2044. The structure is 200 ft (61 m) long and 59 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

CarriesUS98 SR30
CrossesHerrion Bayou
LocationIntersection SR30 & SR298
RouteU.S. Route 98
StateFlorida
Coordinates30.40267, -87.37514
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating41.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length200 ft (61 m)
Longest span25 ft (7.6 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,000 (2022)
Projected traffic36,435 by 2044
Trucks6%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.2 mi (47 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US98 SR30 over Herrion Bayou built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1999.

What condition is US98 SR30 over Herrion Bayou 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 June 2024.

How much traffic does US98 SR30 over Herrion Bayou carry?

About 21,000 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is US98 SR30 over Herrion Bayou?

The structure is 200 ft (61 m) long with a longest span of 25 ft (7.6 m) and a deck 59 ft wide.

Who owns US98 SR30 over Herrion Bayou?

It is owned by the State Highway Agency.