US Bridges

Cambridge Lane over French Mill Creek

Good

Limestone County, Alabama · 1.0 MI South U.S. 72 · Structure no. 020935

Built
2016
9 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete Continuous
Length
56 ft
4 main spans
Daily traffic
560
2006 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cambridge Lane over French Mill Creek is a concrete continuous culvert carrying Cambridge Lane over French Mill Creek in Limestone County, Alabama. It was built in 2016, so it is 9 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 560 vehicles a day, roughly 1% of them trucks, projected to reach 784 by 2032. The structure is 56 ft (17.2 m) long.

CarriesCambridge Lane
CrossesFrench Mill Creek
Location1.0 MI South U.S. 72
RouteCity Street 93
StateAlabama
Coordinates34.75644, -86.89514
Functional classRural Minor Collector

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.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length56 ft (17.2 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2006)
Projected traffic784 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$646,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cambridge Lane over French Mill Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Cambridge Lane over French Mill 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 February 2024.

How much traffic does Cambridge Lane over French Mill Creek carry?

About 560 vehicles per day (2006 count), of which roughly 1% are trucks.

How long is Cambridge Lane over French Mill Creek?

The structure is 56 ft (17.2 m) long with a longest span of 14 ft (4.3 m).

Who owns Cambridge Lane over French Mill Creek?

It is owned by the City or Municipal Highway Agency.