US Bridges

CO Rt 104 over Mill Creek

Good

Lauderdale County, Alabama · 0.7 MI W Int ST Rt 101 · Structure no. 020387

Built
2010
15 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
57 ft
4 main spans
Daily traffic
254
2001 count
Owner
County
County Highway Agency

About this bridge

CO Rt 104 over Mill Creek is a concrete culvert carrying CO Rt 104 over Mill Creek in Lauderdale County, Alabama. It was built in 2010, so it is 15 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 254 vehicles a day, roughly 10% of them trucks, projected to reach 377 by 2032. The structure is 57 ft (17.5 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCO Rt 104
CrossesMill Creek
Location0.7 MI W Int ST Rt 101
RouteCounty Highway 104
StateAlabama
Coordinates34.92923, -87.38943
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.5 US tons
Inventory rating44.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length57 ft (17.5 m)
Longest span12 ft (3.7 m)
Deck width30 ft (9.2 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic254 (2001)
Projected traffic377 by 2032
Trucks10%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$547,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Rt 104 over Mill Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is CO Rt 104 over Mill 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 September 2024.

How much traffic does CO Rt 104 over Mill Creek carry?

About 254 vehicles per day (2001 count), of which roughly 10% are trucks.

How long is CO Rt 104 over Mill Creek?

The structure is 57 ft (17.5 m) long with a longest span of 12 ft (3.7 m) and a deck 30 ft wide.

Who owns CO Rt 104 over Mill Creek?

It is owned by the County Highway Agency.