US Bridges

US-131 SB over Penasha RD (9 Mile Rd)

Fair

Osceola County, Michigan · 4.5 MI N of Reed City · Structure no. 000000000008577

Built
1985
40 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
94 ft
1 main span
Daily traffic
6,391
2007 count
Owner
State
State Highway Agency

About this bridge

US-131 SB over Penasha RD (9 Mile Rd) is a steel stringer/multi-beam or girder carrying US-131 SB over Penasha RD (9 Mile Rd) in Osceola County, Michigan. It was built in 1985, so it is 40 years old, younger than the Michigan average of 48.3 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 6,391 vehicles a day, roughly 14% of them trucks, projected to reach 9,660 by 2018. The structure is 94 ft (28.7 m) long and 48 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesUS-131 SB
CrossesPenasha RD (9 Mile Rd)
Location4.5 MI N of Reed City
RouteU.S. Route 131
CountyOsceola County
StateMichigan
Coordinates43.94462, -85.52139
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating79.3 US tons
Inventory rating47.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length94 ft (28.7 m)
Longest span94 ft (28.6 m)
Deck width48 ft (14.6 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,391 (2007)
Projected traffic9,660 by 2018
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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-131 SB over Penasha RD (9 Mile Rd) built?

It was built in 1985, making it 40 years old in 2025.

What condition is US-131 SB over Penasha RD (9 Mile Rd) 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 September 2024.

How much traffic does US-131 SB over Penasha RD (9 Mile Rd) carry?

About 6,391 vehicles per day (2007 count), of which roughly 14% are trucks.

How long is US-131 SB over Penasha RD (9 Mile Rd)?

The structure is 94 ft (28.7 m) long with a longest span of 94 ft (28.6 m) and a deck 48 ft wide.

Who owns US-131 SB over Penasha RD (9 Mile Rd)?

It is owned by the State Highway Agency.