US Bridges

US 61 S over Rt B

Good

Pike County, Missouri · S 35 T 55 N R 4 W · Structure no. 4233

Built
1996
29 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
187 ft
3 main spans
Daily traffic
6,715
2024 count
Owner
State
State Highway Agency

About this bridge

US 61 S over Rt B is a prestressed concrete continuous stringer/multi-beam or girder carrying US 61 S over Rt B in Pike County, Missouri. It was built in 1996, so it is 29 years old, younger than the Missouri average of 45.1 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 6,715 vehicles a day, roughly 31% of them trucks, projected to reach 12,759 by 2044. The structure is 187 ft (57 m) long and 41 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 61 S
CrossesRt B
LocationS 35 T 55 N R 4 W
RouteU.S. Route 61
Coordinates39.49807, -91.31729
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure9 ExcellentNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length187 ft (57 m)
Longest span66 ft (20 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,715 (2024)
Projected traffic12,759 by 2044
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 61 S over Rt B built?

It was built in 1996, making it 29 years old in 2025.

What condition is US 61 S over Rt B 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 December 2024.

How much traffic does US 61 S over Rt B carry?

About 6,715 vehicles per day (2024 count), of which roughly 31% are trucks.

How long is US 61 S over Rt B?

The structure is 187 ft (57 m) long with a longest span of 66 ft (20 m) and a deck 41 ft wide.

Who owns US 61 S over Rt B?

It is owned by the State Highway Agency.