US Bridges

I10 SR8 over West Dog Creek

Good

Okaloosa County, Florida · 7.7M East of SR85 · Structure no. 570058

Built
1970
55 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
12,750
2022 count
Owner
State
State Highway Agency

About this bridge

I10 SR8 over West Dog Creek is a concrete culvert carrying I10 SR8 over West Dog Creek in Okaloosa County, Florida. It was built in 1970, so it is 55 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,750 vehicles a day, roughly 32% of them trucks, projected to reach 22,121 by 2044. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesI10 SR8
CrossesWest Dog Creek
Location7.7M East of SR85
RouteInterstate 10
StateFlorida
Coordinates30.71814, -86.44145
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating95 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,750 (2022)
Projected traffic22,121 by 2044
Trucks32%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I10 SR8 over West Dog Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is I10 SR8 over West Dog Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does I10 SR8 over West Dog Creek carry?

About 12,750 vehicles per day (2022 count), of which roughly 32% are trucks.

How long is I10 SR8 over West Dog Creek?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns I10 SR8 over West Dog Creek?

It is owned by the State Highway Agency.