US Bridges

SR 48 over West Fork Amite River

Fair

Amite County, Mississippi · 0.9 MI E SR 569 South · Structure no. 310004800301220

Built
1968
57 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
280 ft
7 main spans
Daily traffic
2,800
2023 count
Owner
State
State Highway Agency

About this bridge

SR 48 over West Fork Amite River is a prestressed concrete stringer/multi-beam or girder carrying SR 48 over West Fork Amite River in Amite County, Mississippi. It was built in 1968, so it is 57 years old, older 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 2,800 vehicles a day, roughly 21% of them trucks, projected to reach 2,800 by 2043. The structure is 280 ft (85.3 m) long and 41 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesSR 48
CrossesWest Fork Amite River
Location0.9 MI E SR 569 South
RouteState Highway 48
Coordinates31.12819, -90.84891
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.8 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length280 ft (85.3 m)
Longest span40 ft (12.2 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2023)
Projected traffic2,800 by 2043
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 48 over West Fork Amite River built?

It was built in 1968, making it 57 years old in 2025.

What condition is SR 48 over West Fork Amite River 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 March 2024.

How much traffic does SR 48 over West Fork Amite River carry?

About 2,800 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is SR 48 over West Fork Amite River?

The structure is 280 ft (85.3 m) long with a longest span of 40 ft (12.2 m) and a deck 41 ft wide.

Who owns SR 48 over West Fork Amite River?

It is owned by the State Highway Agency.