US Bridges

Harris Station RD over Swan CR Relief

GoodPosted for load

Limestone County, Alabama · SEC19 T4S R4W · Structure no. 005239

Built
1955
70 years old
Condition
Good
inspected June 2024
Type
Tee Beam
Concrete
Length
136 ft
4 main spans
Daily traffic
1,689
2013 count
Owner
County
County Highway Agency

About this bridge

Harris Station RD over Swan CR Relief is a concrete tee beam carrying Harris Station RD over Swan CR Relief in Limestone County, Alabama. It was built in 1955, so it is 70 years old, older 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: posted for load restriction.

It carries about 1,689 vehicles a day, roughly 9% of them trucks, projected to reach 2,509 by 2033. The structure is 136 ft (41.5 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesHarris Station RD
CrossesSwan CR Relief
LocationSEC19 T4S R4W
RouteCounty Highway 45
StateAlabama
Coordinates34.67734, -86.9875
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating15 US tons
Inventory rating11 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length136 ft (41.5 m)
Longest span34 ft (10.4 m)
Deck width25 ft (7.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,689 (2013)
Projected traffic2,509 by 2033
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$965,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Harris Station RD over Swan CR Relief built?

It was built in 1955, making it 70 years old in 2025.

What condition is Harris Station RD over Swan CR Relief 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 June 2024.

How much traffic does Harris Station RD over Swan CR Relief carry?

About 1,689 vehicles per day (2013 count), of which roughly 9% are trucks.

How long is Harris Station RD over Swan CR Relief?

The structure is 136 ft (41.5 m) long with a longest span of 34 ft (10.4 m) and a deck 25 ft wide.

Who owns Harris Station RD over Swan CR Relief?

It is owned by the County Highway Agency.