US Bridges

CO Rt 121 over Bitter Branch

Good

Lauderdale County, Alabama · 1 MI N of Int CO 14 · Structure no. 019636

Built
2005
20 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
95
2003 count
Owner
County
County Highway Agency

About this bridge

CO Rt 121 over Bitter Branch is a concrete culvert carrying CO Rt 121 over Bitter Branch in Lauderdale County, Alabama. It was built in 2005, so it is 20 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 95 vehicles a day, projected to reach 122 by 2031. The structure is 36 ft (11 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCO Rt 121
CrossesBitter Branch
Location1 MI N of Int CO 14
RouteCounty Highway 121
StateAlabama
Coordinates34.90211, -87.92441
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.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.1 US tons
Inventory rating27.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length36 ft (11 m)
Longest span11 ft (3.5 m)
Deck width31 ft (9.5 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic95 (2003)
Projected traffic122 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$405,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Rt 121 over Bitter Branch built?

It was built in 2005, making it 20 years old in 2025.

What condition is CO Rt 121 over Bitter 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 December 2024.

How much traffic does CO Rt 121 over Bitter Branch carry?

About 95 vehicles per day (2003 count).

How long is CO Rt 121 over Bitter Branch?

The structure is 36 ft (11 m) long with a longest span of 11 ft (3.5 m) and a deck 31 ft wide.

Who owns CO Rt 121 over Bitter Branch?

It is owned by the County Highway Agency.