US Bridges

SR 492 over Tuscolameta Tributary

Good

Leake County, Mississippi · 0.7 MI E SR 35 · Structure no. 310049204000070

Built
1992
33 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
203 ft
5 main spans
Daily traffic
910
2023 count
Owner
State
State Highway Agency

About this bridge

SR 492 over Tuscolameta Tributary is a prestressed concrete stringer/multi-beam or girder carrying SR 492 over Tuscolameta Tributary in Leake County, Mississippi. It was built in 1992, so it is 33 years old, younger than the Mississippi average of 38.9 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 910 vehicles a day, roughly 11% of them trucks, projected to reach 910 by 2043. The structure is 203 ft (61.9 m) long and 31 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesSR 492
CrossesTuscolameta Tributary
Location0.7 MI E SR 35
RouteState Highway 492
Coordinates32.58789, -89.45497
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
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 rating74.6 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length203 ft (61.9 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic910 (2023)
Projected traffic910 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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 Tuscolameta Tributary built?

It was built in 1992, making it 33 years old in 2025.

What condition is SR 492 over Tuscolameta Tributary 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 2024.

How much traffic does SR 492 over Tuscolameta Tributary carry?

About 910 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 492 over Tuscolameta Tributary?

The structure is 203 ft (61.9 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns SR 492 over Tuscolameta Tributary?

It is owned by the State Highway Agency.