US Bridges

CR 297A over Branch of 11 Mile Creek

Fair

Escambia County, Florida · 0.37 MI N of CR 186 · Structure no. 480130

Built
1966
59 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
5,400
2022 count
Owner
County
County Highway Agency

About this bridge

CR 297A over Branch of 11 Mile Creek is a concrete culvert carrying CR 297A over Branch of 11 Mile Creek in Escambia County, Florida. It was built in 1966, so it is 59 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 5,400 vehicles a day, roughly 9% of them trucks, projected to reach 9,369 by 2042. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCR 297A
CrossesBranch of 11 Mile Creek
Location0.37 MI N of CR 186
RouteCounty Highway 297A
CountyEscambia County
StateFlorida
Coordinates30.58316, -87.3283
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.3 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,400 (2022)
Projected traffic9,369 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 297A over Branch of 11 Mile Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is CR 297A over Branch of 11 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 May 2023.

How much traffic does CR 297A over Branch of 11 Mile Creek carry?

About 5,400 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is CR 297A over Branch of 11 Mile Creek?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3.1 m).

Who owns CR 297A over Branch of 11 Mile Creek?

It is owned by the County Highway Agency.