US Bridges

Co. Rd. 39 over Unnamed Branch

Good

Baldwin County, Alabama · 1.3 M. E. of SR 59 · Structure no. 019279

Built
2005
20 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
528
2024 count
Owner
County
County Highway Agency

About this bridge

Co. Rd. 39 over Unnamed Branch is a prestressed concrete stringer/multi-beam or girder carrying Co. Rd. 39 over Unnamed Branch in Baldwin 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 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 528 vehicles a day, roughly 1% of them trucks, projected to reach 639 by 2044. The structure is 85 ft (25.9 m) long and 31 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

Location

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CarriesCo. Rd. 39
CrossesUnnamed Branch
Location1.3 M. E. of SR 59
RouteCounty Highway 39
CountyBaldwin County
StateAlabama
Coordinates30.74053, -87.77238
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.8 US tons
Inventory rating34.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length85 ft (25.9 m)
Longest span85 ft (25.9 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic528 (2024)
Projected traffic639 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 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$790,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Co. Rd. 39 over Unnamed Branch built?

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

What condition is Co. Rd. 39 over Unnamed 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 July 2024.

How much traffic does Co. Rd. 39 over Unnamed Branch carry?

About 528 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Co. Rd. 39 over Unnamed Branch?

The structure is 85 ft (25.9 m) long with a longest span of 85 ft (25.9 m) and a deck 31 ft wide.

Who owns Co. Rd. 39 over Unnamed Branch?

It is owned by the County Highway Agency.