US Bridges

Old Lee HWY over Throckmorton Branch

Fair

Colbert County, Alabama · Old Lee W of Frankfort RD · Structure no. 002247

Built
1940
85 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
4,600
1990 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Lee HWY over Throckmorton Branch is a concrete culvert carrying Old Lee HWY over Throckmorton Branch in Colbert County, Alabama. It was built in 1940, so it is 85 years old, older than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,600 vehicles a day, roughly 2% of them trucks, projected to reach 7,400 by 2044. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesOld Lee HWY
CrossesThrockmorton Branch
LocationOld Lee W of Frankfort RD
RouteCity Street 0
CountyColbert County
StateAlabama
Coordinates34.72833, -87.71333
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98 US tons
Inventory rating84.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length32 ft (9.8 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 traffic4,600 (1990)
Projected traffic7,400 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$547,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Lee HWY over Throckmorton Branch built?

It was built in 1940, making it 85 years old in 2025.

What condition is Old Lee HWY over Throckmorton Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Old Lee HWY over Throckmorton Branch carry?

About 4,600 vehicles per day (1990 count), of which roughly 2% are trucks.

How long is Old Lee HWY over Throckmorton Branch?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns Old Lee HWY over Throckmorton Branch?

It is owned by the City or Municipal Highway Agency.