US Bridges

I10 SR8 over SR81

Good

Holmes County, Florida · 0.8MI. S of US90 SR10 · Structure no. 520064

Built
1973
52 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
188 ft
2 main spans
Daily traffic
11,000
2022 count
Owner
State
State Highway Agency

About this bridge

I10 SR8 over SR81 is a prestressed concrete stringer/multi-beam or girder carrying I10 SR8 over SR81 in Holmes County, Florida. It was built in 1973, so it is 52 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 11,000 vehicles a day, roughly 34% of them trucks, projected to reach 19,085 by 2044. The structure is 188 ft (57.2 m) long and 43 ft wide.

CarriesI10 SR8
CrossesSR81
Location0.8MI. S of US90 SR10
RouteInterstate 10
StateFlorida
Coordinates30.71357, -85.93523
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
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 rating110.1 US tons
Inventory rating74 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length188 ft (57.2 m)
Longest span94 ft (28.6 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2022)
Projected traffic19,085 by 2044
Trucks34%
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 SR81 built?

It was built in 1973, making it 52 years old in 2025.

What condition is I10 SR8 over SR81 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 June 2023.

How much traffic does I10 SR8 over SR81 carry?

About 11,000 vehicles per day (2022 count), of which roughly 34% are trucks.

How long is I10 SR8 over SR81?

The structure is 188 ft (57.2 m) long with a longest span of 94 ft (28.6 m) and a deck 43 ft wide.

Who owns I10 SR8 over SR81?

It is owned by the State Highway Agency.