US Bridges

Patrol Road over Asphalt Drainage Ditch

FairPosted for load

Santa Rosa County, Florida · 0.5 KM N of Langley ST · Structure no. 1FL2857

Built
1952
73 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
30
2013 count
Owner
Federal
Navy / Marines

About this bridge

Patrol Road over Asphalt Drainage Ditch is a concrete slab carrying Patrol Road over Asphalt Drainage Ditch in Santa Rosa County, Florida. It was built in 1952, so it is 73 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. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, roughly 1% of them trucks, projected to reach 30 by 2032. The structure is 25 ft (7.5 m) long and 14 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesPatrol Road
CrossesAsphalt Drainage Ditch
Location0.5 KM N of Langley ST
CountySanta Rosa County
StateFlorida
Coordinates30.71142, -87.02675
Functional classRural Local

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 statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating28.2 US tons
Inventory rating21.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length25 ft (7.5 m)
Longest span25 ft (7.5 m)
Deck width14 ft (4.3 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2013)
Projected traffic30 by 2032
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNavy / Marines
Maintained byNavy / Marines
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Patrol Road over Asphalt Drainage Ditch built?

It was built in 1952, making it 73 years old in 2025.

What condition is Patrol Road over Asphalt Drainage Ditch 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 Patrol Road over Asphalt Drainage Ditch carry?

About 30 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Patrol Road over Asphalt Drainage Ditch?

The structure is 25 ft (7.5 m) long with a longest span of 25 ft (7.5 m) and a deck 14 ft wide.

Who owns Patrol Road over Asphalt Drainage Ditch?

It is owned by the Navy / Marines.