US Bridges

Alderbrook Blvd over Sevenmile Creek

Fair

Santa Rosa County, Florida · 0.4 MI S of CR 184 · Structure no. 584205

Built
2008
17 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
383 ft
26 main spans
Daily traffic
2,500
2023 count
Owner
County
County Highway Agency

About this bridge

Alderbrook Blvd over Sevenmile Creek is a wood or timber stringer/multi-beam or girder carrying Alderbrook Blvd over Sevenmile Creek in Santa Rosa County, Florida. It was built in 2008, so it is 17 years old, younger 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 2,500 vehicles a day, roughly 5% of them trucks, projected to reach 4,338 by 2042. The structure is 383 ft (116.8 m) long and 40 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesAlderbrook Blvd
CrossesSevenmile Creek
Location0.4 MI S of CR 184
RouteCounty Highway 0
CountySanta Rosa County
StateFlorida
Coordinates30.66583, -87.21639
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans26
Design loadHS 20
Structure length383 ft (116.8 m)
Longest span15 ft (4.6 m)
Deck width40 ft (12.2 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2023)
Projected traffic4,338 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 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 Alderbrook Blvd over Sevenmile Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Alderbrook Blvd over Sevenmile 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 May 2023.

How much traffic does Alderbrook Blvd over Sevenmile Creek carry?

About 2,500 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Alderbrook Blvd over Sevenmile Creek?

The structure is 383 ft (116.8 m) long with a longest span of 15 ft (4.6 m) and a deck 40 ft wide.

Who owns Alderbrook Blvd over Sevenmile Creek?

It is owned by the County Highway Agency.