US Bridges

SR399 over US98 SR30

Fair

Santa Rosa County, Florida · 1.7MI E. of Pensacola Bay · Structure no. 580090

Built
1962
63 years old, rebuilt 1976
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
215 ft
4 main spans
Daily traffic
27,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR399 over US98 SR30 is a prestressed concrete stringer/multi-beam or girder carrying SR399 over US98 SR30 in Santa Rosa County, Florida. It was built in 1962 and reconstructed in 1976, so it is 63 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 27,500 vehicles a day, roughly 4% of them trucks, projected to reach 47,712 by 2044. The structure is 215 ft (65.5 m) long and 61 ft wide.

CarriesSR399
CrossesUS98 SR30
Location1.7MI E. of Pensacola Bay
RouteState Highway 399
StateFlorida
Coordinates30.35784, -87.16054
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length215 ft (65.5 m)
Longest span65 ft (19.8 m)
Deck width61 ft (18.6 m)
Roadway width54 ft (16.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,500 (2022)
Projected traffic47,712 by 2044
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR399 over US98 SR30 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1976.

What condition is SR399 over US98 SR30 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 August 2024.

How much traffic does SR399 over US98 SR30 carry?

About 27,500 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is SR399 over US98 SR30?

The structure is 215 ft (65.5 m) long with a longest span of 65 ft (19.8 m) and a deck 61 ft wide.

Who owns SR399 over US98 SR30?

It is owned by the State Highway Agency.