US Bridges

US 61 over ST Catherine Creek

Good

Adams County, Mississippi · 0.6 MI S US 84 West · Structure no. 21000610010416B

Built
1978
47 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
412 ft
4 main spans
Daily traffic
8,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 61 over ST Catherine Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying US 61 over ST Catherine Creek in Adams County, Mississippi. It was built in 1978, so it is 47 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,000 vehicles a day, roughly 10% of them trucks, projected to reach 8,000 by 2043. The structure is 412 ft (125.6 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 61
CrossesST Catherine Creek
Location0.6 MI S US 84 West
RouteU.S. Route 61
Coordinates31.52101, -91.38849
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4 (+3 approach)
Design loadHS 20
Structure length412 ft (125.6 m)
Longest span90 ft (27.4 m)
Deck width42 ft (12.7 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2023)
Projected traffic8,000 by 2043
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 61 over ST Catherine Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is US 61 over ST Catherine Creek 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 June 2024.

How much traffic does US 61 over ST Catherine Creek carry?

About 8,000 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is US 61 over ST Catherine Creek?

The structure is 412 ft (125.6 m) long with a longest span of 90 ft (27.4 m) and a deck 42 ft wide.

Who owns US 61 over ST Catherine Creek?

It is owned by the State Highway Agency.