US Bridges

I-165 NB Ser RD over Toulmins Springs Branch

Good

Mobile County, Alabama · Betw. Wilson * Price Ave · Structure no. 015721

Built
1993
32 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
45 ft
3 main spans
Daily traffic
3,589
2023 count
Owner
State
State Highway Agency

About this bridge

I-165 NB Ser RD over Toulmins Springs Branch is a concrete culvert carrying I-165 NB Ser RD over Toulmins Springs Branch in Mobile County, Alabama. It was built in 1993, so it is 32 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.

It carries about 3,589 vehicles a day, roughly 8% of them trucks, projected to reach 5,383 by 2043. The structure is 45 ft (13.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-165 NB Ser RD
CrossesToulmins Springs Branch
LocationBetw. Wilson * Price Ave
RouteInterstate 165
CountyMobile County
StateAlabama
Coordinates30.73716, -88.08336
Functional classUrban Principal Arterial - Interstate

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.6 US tons
Inventory rating36.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,589 (2023)
Projected traffic5,383 by 2043
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-165 NB Ser RD over Toulmins Springs Branch built?

It was built in 1993, making it 32 years old in 2025.

What condition is I-165 NB Ser RD over Toulmins Springs Branch 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 September 2024.

How much traffic does I-165 NB Ser RD over Toulmins Springs Branch carry?

About 3,589 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is I-165 NB Ser RD over Toulmins Springs Branch?

The structure is 45 ft (13.7 m) long with a longest span of 12 ft (3.7 m).

Who owns I-165 NB Ser RD over Toulmins Springs Branch?

It is owned by the State Highway Agency.