US Bridges

SR273 over Alligator Creek

Good

Washington County, Florida · 3.0MI NE of Chipley · Structure no. 610078

Built
1992
33 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
215 ft
5 main spans
Daily traffic
3,400
2022 count
Owner
State
State Highway Agency

About this bridge

SR273 over Alligator Creek is a prestressed concrete stringer/multi-beam or girder carrying SR273 over Alligator Creek in Washington County, Florida. It was built in 1992, so it is 33 years old, younger 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 3,400 vehicles a day, roughly 16% of them trucks, projected to reach 5,899 by 2044. The structure is 215 ft (65.5 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR273
CrossesAlligator Creek
Location3.0MI NE of Chipley
RouteState Highway 273
StateFlorida
Coordinates30.81912, -85.50472
Functional classRural Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length215 ft (65.5 m)
Longest span43 ft (13.1 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2022)
Projected traffic5,899 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 SR273 over Alligator Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is SR273 over Alligator 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 November 2023.

How much traffic does SR273 over Alligator Creek carry?

About 3,400 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is SR273 over Alligator Creek?

The structure is 215 ft (65.5 m) long with a longest span of 43 ft (13.1 m) and a deck 47 ft wide.

Who owns SR273 over Alligator Creek?

It is owned by the State Highway Agency.