US Bridges

SR 73 over Ten Mile Creek

Fair

Calhoun County, Florida · 6.0 Miles North of SR20 · Structure no. 470044

Built
1976
49 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
228 ft
4 main spans
Daily traffic
2,600
2022 count
Owner
State
State Highway Agency

About this bridge

SR 73 over Ten Mile Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 73 over Ten Mile Creek in Calhoun County, Florida. It was built in 1976, so it is 49 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 2,600 vehicles a day, roughly 18% of them trucks, projected to reach 4,511 by 2044. The structure is 228 ft (69.5 m) long and 46 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesSR 73
CrossesTen Mile Creek
Location6.0 Miles North of SR20
RouteState Highway 73
StateFlorida
Coordinates30.50047, -85.20019
Functional classRural Major Collector

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.2 US tons
Inventory rating53.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span57 ft (17.4 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2022)
Projected traffic4,511 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

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 SR 73 over Ten Mile Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is SR 73 over Ten Mile 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 March 2023.

How much traffic does SR 73 over Ten Mile Creek carry?

About 2,600 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is SR 73 over Ten Mile Creek?

The structure is 228 ft (69.5 m) long with a longest span of 57 ft (17.4 m) and a deck 46 ft wide.

Who owns SR 73 over Ten Mile Creek?

It is owned by the State Highway Agency.