US Bridges

Canterbury Road over Watkins Creek

PoorPosted for load

Jefferson County, Alabama · Canterbury Road *creek · Structure no. 002873

Built
1945
80 years old
Condition
Poor
inspected March 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
2,015
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Canterbury Road over Watkins Creek is a concrete slab carrying Canterbury Road over Watkins Creek in Jefferson County, Alabama. It was built in 1945, so it is 80 years old, older than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,015 vehicles a day, roughly 2% of them trucks, projected to reach 3,000 by 2036. The structure is 23 ft (7 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCanterbury Road
CrossesWatkins Creek
LocationCanterbury Road *creek
RouteCity Street 300
StateAlabama
Coordinates33.48354, -86.77187
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20 US tons
Inventory rating15 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width52 ft (15.7 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,015 (2016)
Projected traffic3,000 by 2036
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$515,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Canterbury Road over Watkins Creek built?

It was built in 1945, making it 80 years old in 2025.

What condition is Canterbury Road over Watkins Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Canterbury Road over Watkins Creek carry?

About 2,015 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Canterbury Road over Watkins Creek?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 52 ft wide.

Who owns Canterbury Road over Watkins Creek?

It is owned by the City or Municipal Highway Agency.