US Bridges

SR 48 over Unnamed Stream

Fair

Walthall County, Mississippi · 11.9 MI E SR 198 · Structure no. 310004807407410

Built
1984
41 years old
Condition
Fair
inspected August 2024
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
1,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR 48 over Unnamed Stream is a concrete channel beam carrying SR 48 over Unnamed Stream in Walthall County, Mississippi. It was built in 1984, so it is 41 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 1,000 vehicles a day, roughly 12% of them trucks, projected to reach 1,000 by 2043. The structure is 69 ft (21 m) long and 37 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

CarriesSR 48
CrossesUnnamed Stream
Location11.9 MI E SR 198
RouteState Highway 48
Coordinates31.07384, -89.94281
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2023)
Projected traffic1,000 by 2043
Trucks12%
Lanes on structure20
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.2 mi (47 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 Unnamed Stream built?

It was built in 1984, making it 41 years old in 2025.

What condition is SR 48 over Unnamed Stream 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 SR 48 over Unnamed Stream carry?

About 1,000 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is SR 48 over Unnamed Stream?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 37 ft wide.

Who owns SR 48 over Unnamed Stream?

It is owned by the State Highway Agency.