US Bridges

I10 SR8 over CR189

Fair

Okaloosa County, Florida · 2.6 Mi. E. of County Line · Structure no. 570046

Built
1969
56 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
171 ft
2 main spans
Daily traffic
16,404
2022 count
Owner
State
State Highway Agency

About this bridge

I10 SR8 over CR189 is a prestressed concrete stringer/multi-beam or girder carrying I10 SR8 over CR189 in Okaloosa County, Florida. It was built in 1969, so it is 56 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 16,404 vehicles a day, roughly 25% of them trucks, projected to reach 28,460 by 2044. The structure is 171 ft (52.1 m) long and 43 ft wide.

CarriesI10 SR8
CrossesCR189
Location2.6 Mi. E. of County Line
RouteInterstate 10
StateFlorida
Coordinates30.69876, -86.75144
Functional classRural Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.7 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span86 ft (26.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,404 (2022)
Projected traffic28,460 by 2044
Trucks25%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I10 SR8 over CR189 built?

It was built in 1969, making it 56 years old in 2025.

What condition is I10 SR8 over CR189 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 September 2024.

How much traffic does I10 SR8 over CR189 carry?

About 16,404 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is I10 SR8 over CR189?

The structure is 171 ft (52.1 m) long with a longest span of 86 ft (26.2 m) and a deck 43 ft wide.

Who owns I10 SR8 over CR189?

It is owned by the State Highway Agency.