US Bridges

SR 492 over Stream

Fair

Newton County, Mississippi · In Union at Railroad · Structure no. 310049205102320

Built
1987
38 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
2,600
2023 count
Owner
State
State Highway Agency

About this bridge

SR 492 over Stream is a concrete culvert carrying SR 492 over Stream in Newton 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 5 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 2,600 vehicles a day, roughly 12% of them trucks, projected to reach 2,600 by 2043. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 28 mi (45 km).

Location

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CarriesSR 492
CrossesStream
LocationIn Union at Railroad
RouteState Highway 492
CountyNewton County
StateMississippi
Coordinates32.57261, -89.12434
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.7 US tons
Inventory rating37 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2023)
Projected traffic2,600 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 492 over Stream built?

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

What condition is SR 492 over 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 January 2025.

How much traffic does SR 492 over Stream carry?

About 2,600 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is SR 492 over Stream?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).

Who owns SR 492 over Stream?

It is owned by the State Highway Agency.