US Bridges

County Road 45 over Grizzard Branch

Fair

Marion County, Alabama · 3 Miles North of Guin · Structure no. 008493

Built
1919
106 years old, rebuilt 1965
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
300
2001 count
Owner
County
County Highway Agency

About this bridge

County Road 45 over Grizzard Branch is a concrete culvert carrying County Road 45 over Grizzard Branch in Marion County, Alabama. It was built in 1919 and reconstructed in 1965, so it is 106 years old, older than the Alabama average of 51.1 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 300 vehicles a day, roughly 25% of them trucks, projected to reach 588 by 2035. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCounty Road 45
CrossesGrizzard Branch
Location3 Miles North of Guin
RouteCounty Highway 45
CountyMarion County
StateAlabama
Coordinates34.01311, -87.92697
Functional classRural Local

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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2001)
Projected traffic588 by 2035
Trucks25%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$248,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 45 over Grizzard Branch built?

It was built in 1919, making it 106 years old in 2025. It was reconstructed in 1965.

What condition is County Road 45 over Grizzard Branch 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 February 2025.

How much traffic does County Road 45 over Grizzard Branch carry?

About 300 vehicles per day (2001 count), of which roughly 25% are trucks.

How long is County Road 45 over Grizzard Branch?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns County Road 45 over Grizzard Branch?

It is owned by the County Highway Agency.