US Bridges

Interchange Road over Gallagher Creek

Fair

Lauderdale County, Mississippi · Sec 24 T 6N R15E · Structure no. SA3800000000102

Built
1987
38 years old
Condition
Fair
inspected January 2023
Type
Channel Beam
Concrete
Length
107 ft
5 main spans
Daily traffic
100
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Interchange Road over Gallagher Creek is a concrete channel beam carrying Interchange Road over Gallagher Creek in Lauderdale County, Mississippi. It was built in 1987, so it is 38 years old, younger than the Mississippi average of 38.9 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 100 vehicles a day, roughly 20% of them trucks, projected to reach 150 by 2043. The structure is 107 ft (32.6 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterchange Road
CrossesGallagher Creek
LocationSec 24 T 6N R15E
RouteCity Street 117
Coordinates32.35316, -88.7241
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.4 US tons
Inventory rating35.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 15
Structure length107 ft (32.6 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic150 by 2043
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$850,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Interchange Road over Gallagher Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Interchange Road over Gallagher Creek 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 January 2023.

How much traffic does Interchange Road over Gallagher Creek carry?

About 100 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is Interchange Road over Gallagher Creek?

The structure is 107 ft (32.6 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns Interchange Road over Gallagher Creek?

It is owned by the City or Municipal Highway Agency.