US Bridges

Turner Road over Gum Tree Branch

PoorPosted for load

Mobile County, Alabama · 0.17 MI N E Whistler ST · Structure no. 010963

Built
1973
52 years old
Condition
Poor
inspected December 2023
Type
Channel Beam
Concrete
Length
24 ft
1 main span
Daily traffic
2,512
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Turner Road over Gum Tree Branch is a concrete channel beam carrying Turner Road over Gum Tree Branch in Mobile County, Alabama. It was built in 1973, so it is 52 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 3 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 2,512 vehicles a day, roughly 4% of them trucks, projected to reach 3,768 by 2042. The structure is 24 ft (7.3 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTurner Road
CrossesGum Tree Branch
Location0.17 MI N E Whistler ST
RouteCity Street 0
StateAlabama
Coordinates30.7497, -88.0932
Functional classUrban Collector

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating3 US tons
Inventory rating2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width55 ft (16.9 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,512 (2022)
Projected traffic3,768 by 2042
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$571,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Turner Road over Gum Tree Branch built?

It was built in 1973, making it 52 years old in 2025.

What condition is Turner Road over Gum Tree Branch 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 December 2023.

How much traffic does Turner Road over Gum Tree Branch carry?

About 2,512 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Turner Road over Gum Tree Branch?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 55 ft wide.

Who owns Turner Road over Gum Tree Branch?

It is owned by the City or Municipal Highway Agency.