US Bridges

Allsboro RD over Pennywinkle Creek

Fair

Colbert County, Alabama · Pennywinkle Allsboro RD · Structure no. 011956

Built
1978
47 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
102 ft
3 main spans
Daily traffic
400
2006 count
Owner
County
County Highway Agency

About this bridge

Allsboro RD over Pennywinkle Creek is a prestressed concrete stringer/multi-beam or girder carrying Allsboro RD over Pennywinkle Creek in Colbert County, Alabama. It was built in 1978, so it is 47 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 6 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 400 vehicles a day, roughly 20% of them trucks, projected to reach 1,000 by 2044. The structure is 102 ft (31.1 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesAllsboro RD
CrossesPennywinkle Creek
LocationPennywinkle Allsboro RD
RouteCounty Highway 1
StateAlabama
Coordinates34.75434, -88.09282
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.8 US tons
Inventory rating38.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span34 ft (10.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2006)
Projected traffic1,000 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$897,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Allsboro RD over Pennywinkle Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Allsboro RD over Pennywinkle Creek 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 February 2024.

How much traffic does Allsboro RD over Pennywinkle Creek carry?

About 400 vehicles per day (2006 count), of which roughly 20% are trucks.

How long is Allsboro RD over Pennywinkle Creek?

The structure is 102 ft (31.1 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns Allsboro RD over Pennywinkle Creek?

It is owned by the County Highway Agency.