US Bridges

Tanner Williams RD over Pierce Creek

GoodClosed to traffic

Mobile County, Alabama · 1.0 MI E of Snow RD · Structure no. 015207

Built
1990
35 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
42 ft
4 main spans
Daily traffic
11,342
2024 count
Owner
County
County Highway Agency

About this bridge

Tanner Williams RD over Pierce Creek is a concrete continuous culvert carrying Tanner Williams RD over Pierce Creek in Mobile County, Alabama. It was built in 1990, so it is 35 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: closed to all traffic.

It carries about 11,342 vehicles a day, roughly 1% of them trucks, projected to reach 17,013 by 2044. The structure is 42 ft (12.7 m) long. If it were closed, the detour would be 26.1 mi (42 km).

CarriesTanner Williams RD
CrossesPierce Creek
Location1.0 MI E of Snow RD
RouteCounty Highway 70
StateAlabama
Coordinates30.71025, -88.26009
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length42 ft (12.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,342 (2024)
Projected traffic17,013 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$520,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Tanner Williams RD over Pierce Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Tanner Williams RD over Pierce 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 August 2024.

How much traffic does Tanner Williams RD over Pierce Creek carry?

About 11,342 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Tanner Williams RD over Pierce Creek?

The structure is 42 ft (12.7 m) long with a longest span of 10 ft (3 m).

Who owns Tanner Williams RD over Pierce Creek?

It is owned by the County Highway Agency.