US Bridges

Dunn Road over Popular Springs Branch

Fair

Houston County, Alabama · 0.5 Mi.N.Old Webb Road · Structure no. 013923

Built
1986
39 years old
Condition
Fair
inspected January 2025
Type
Culvert
Steel
Length
24 ft
4 main spans
Daily traffic
305
2003 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dunn Road over Popular Springs Branch is a steel culvert carrying Dunn Road over Popular Springs Branch in Houston County, Alabama. It was built in 1986, so it is 39 years old, younger 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 5 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 305 vehicles a day, roughly 1% of them trucks, projected to reach 600 by 2041. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesDunn Road
CrossesPopular Springs Branch
Location0.5 Mi.N.Old Webb Road
RouteCity Street 0
CountyHouston County
StateAlabama
Coordinates31.25083, -85.35237
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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.3 US tons
Inventory rating49.3 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadH 15
Structure length24 ft (7.3 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic305 (2003)
Projected traffic600 by 2041
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$525,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dunn Road over Popular Springs Branch built?

It was built in 1986, making it 39 years old in 2025.

What condition is Dunn Road over Popular Springs 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 January 2025.

How much traffic does Dunn Road over Popular Springs Branch carry?

About 305 vehicles per day (2003 count), of which roughly 1% are trucks.

How long is Dunn Road over Popular Springs Branch?

The structure is 24 ft (7.3 m) long with a longest span of 5 ft (1.5 m).

Who owns Dunn Road over Popular Springs Branch?

It is owned by the City or Municipal Highway Agency.