US Bridges

US 61 S over Pemiscot Byu

Fair

Pemiscot County, Missouri · S 33 T 17 N R 11 E · Structure no. 4649

Built
1960
65 years old, rebuilt 1992
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
126 ft
3 main spans
Daily traffic
1,773
2024 count
Owner
State
State Highway Agency

About this bridge

US 61 S over Pemiscot Byu is a steel stringer/multi-beam or girder carrying US 61 S over Pemiscot Byu in Pemiscot County, Missouri. It was built in 1960 and reconstructed in 1992, so it is 65 years old, older than the Missouri average of 45.1 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 1,773 vehicles a day, roughly 5% of them trucks, projected to reach 2,660 by 2044. The structure is 126 ft (38.4 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesUS 61 S
CrossesPemiscot Byu
LocationS 33 T 17 N R 11 E
RouteU.S. Route 61
CountyPemiscot County
StateMissouri
Coordinates36.0599, -89.86027
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length126 ft (38.4 m)
Longest span42 ft (12.9 m)
Deck width31 ft (9.6 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,773 (2024)
Projected traffic2,660 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 US 61 S over Pemiscot Byu built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1992.

What condition is US 61 S over Pemiscot Byu 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 November 2024.

How much traffic does US 61 S over Pemiscot Byu carry?

About 1,773 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is US 61 S over Pemiscot Byu?

The structure is 126 ft (38.4 m) long with a longest span of 42 ft (12.9 m) and a deck 31 ft wide.

Who owns US 61 S over Pemiscot Byu?

It is owned by the State Highway Agency.