US Bridges

SR85 Eglin Parkway over Garniers Bayou

Fair

Okaloosa County, Florida · 3.5 Miles N. of US98 · Structure no. 570018

Built
1958
67 years old, rebuilt 1988
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,452 ft
22 main spans
Daily traffic
46,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR85 Eglin Parkway over Garniers Bayou is a prestressed concrete stringer/multi-beam or girder carrying SR85 Eglin Parkway over Garniers Bayou in Okaloosa County, Florida. It was built in 1958 and reconstructed in 1988, so it is 67 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 46,500 vehicles a day, roughly 7% of them trucks, projected to reach 80,678 by 2044. The structure is 1,452 ft (442.6 m) long and 101 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR85 Eglin Parkway
CrossesGarniers Bayou
Location3.5 Miles N. of US98
RouteState Highway 85
CountyOkaloosa County
StateFlorida
Coordinates30.44043, -86.58977
Functional classUrban Other Principal Arterial

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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.8 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans22
Design loadHS 20
Structure length1,452 ft (442.6 m)
Longest span66 ft (20.1 m)
Deck width101 ft (30.8 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,500 (2022)
Projected traffic80,678 by 2044
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR85 Eglin Parkway over Garniers Bayou built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1988.

What condition is SR85 Eglin Parkway over Garniers 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 March 2024.

How much traffic does SR85 Eglin Parkway over Garniers Bayou carry?

About 46,500 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR85 Eglin Parkway over Garniers Bayou?

The structure is 1,452 ft (442.6 m) long with a longest span of 66 ft (20.1 m) and a deck 101 ft wide.

Who owns SR85 Eglin Parkway over Garniers Bayou?

It is owned by the State Highway Agency.