US Bridges

HWY 55 West over Herrin Creek Relief

Good

Morgan County, Alabama · 6.4 MI West SR31 · Structure no. 020096

Built
2009
16 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
2,040
2008 count
Owner
County
County Highway Agency

About this bridge

HWY 55 West over Herrin Creek Relief is a concrete culvert carrying HWY 55 West over Herrin Creek Relief in Morgan County, Alabama. It was built in 2009, so it is 16 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 2,040 vehicles a day, roughly 14% of them trucks, projected to reach 3,919 by 2042. The structure is 31 ft (9.5 m) long and 42 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesHWY 55 West
CrossesHerrin Creek Relief
Location6.4 MI West SR31
RouteCounty Highway 1013
StateAlabama
Coordinates34.37036, -87.01801
Functional classRural Major 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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.9 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,040 (2008)
Projected traffic3,919 by 2042
Trucks14%
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 proposedNone recorded
Estimated improvement cost$432,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY 55 West over Herrin Creek Relief built?

It was built in 2009, making it 16 years old in 2025.

What condition is HWY 55 West over Herrin Creek 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 January 2025.

How much traffic does HWY 55 West over Herrin Creek Relief carry?

About 2,040 vehicles per day (2008 count), of which roughly 14% are trucks.

How long is HWY 55 West over Herrin Creek Relief?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 42 ft wide.

Who owns HWY 55 West over Herrin Creek Relief?

It is owned by the County Highway Agency.