US Bridges

County HIGHWAY121 over Branch

Good

Marshall County, Alabama · 4253 Ft S JCT 1240 · Structure no. 001850

Built
1951
74 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
48 ft
4 main spans
Daily traffic
250
1994 count
Owner
County
County Highway Agency

About this bridge

County HIGHWAY121 over Branch is a concrete culvert carrying County HIGHWAY121 over Branch in Marshall County, Alabama. It was built in 1951, so it is 74 years old, older than the Alabama average of 51.1 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 250 vehicles a day, roughly 1% of them trucks, projected to reach 400 by 2044. The structure is 48 ft (14.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCounty HIGHWAY121
CrossesBranch
Location4253 Ft S JCT 1240
RouteCounty Highway 214
CountyMarshall County
StateAlabama
Coordinates34.3826, -86.43676
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 10
Structure length48 ft (14.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (1994)
Projected traffic400 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$543,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County HIGHWAY121 over Branch built?

It was built in 1951, making it 74 years old in 2025.

What condition is County HIGHWAY121 over Branch 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 May 2024.

How much traffic does County HIGHWAY121 over Branch carry?

About 250 vehicles per day (1994 count), of which roughly 1% are trucks.

How long is County HIGHWAY121 over Branch?

The structure is 48 ft (14.6 m) long with a longest span of 12 ft (3.7 m).

Who owns County HIGHWAY121 over Branch?

It is owned by the County Highway Agency.