US Bridges

Porter Road over Dunns Creek

Good

Pickens County, Alabama · 0.7 Mi. East of AL159 · Structure no. 019617

Built
2006
19 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
41 ft
4 main spans
Daily traffic
60
2007 count
Owner
County
County Highway Agency

About this bridge

Porter Road over Dunns Creek is a concrete culvert carrying Porter Road over Dunns Creek in Pickens County, Alabama. It was built in 2006, so it is 19 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 60 vehicles a day, projected to reach 90 by 2029. The structure is 41 ft (12.6 m) long and 35 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesPorter Road
CrossesDunns Creek
Location0.7 Mi. East of AL159
RouteCounty Highway 115
StateAlabama
Coordinates33.40977, -87.86766
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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.3 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length41 ft (12.6 m)
Longest span10 ft (3 m)
Deck width35 ft (10.7 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2007)
Projected traffic90 by 2029
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$431,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Porter Road over Dunns Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Porter Road over Dunns 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 March 2023.

How much traffic does Porter Road over Dunns Creek carry?

About 60 vehicles per day (2007 count).

How long is Porter Road over Dunns Creek?

The structure is 41 ft (12.6 m) long with a longest span of 10 ft (3 m) and a deck 35 ft wide.

Who owns Porter Road over Dunns Creek?

It is owned by the County Highway Agency.