US Bridges

US-127 NB over Muskegon River

Fair

Roscommon County, Michigan · 5.0 MI N of M-55 · Structure no. 000000000009005

Built
1961
64 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
134 ft
3 main spans
Daily traffic
5,350
2016 count
Owner
State
State Highway Agency

About this bridge

US-127 NB over Muskegon River is a steel stringer/multi-beam or girder carrying US-127 NB over Muskegon River in Roscommon County, Michigan. It was built in 1961, so it is 64 years old, older 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 5 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 5,350 vehicles a day, roughly 15% of them trucks, projected to reach 5,925 by 2036. The structure is 134 ft (40.8 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-127 NB
CrossesMuskegon River
Location5.0 MI N of M-55
RouteU.S. Route 127
Coordinates44.4091, -84.79503
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating90.7 US tons
Inventory rating54.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span44 ft (13.5 m)
Deck width47 ft (14.4 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,350 (2016)
Projected traffic5,925 by 2036
Trucks15%
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 proposedDeck replacement with only incidental widening
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-127 NB over Muskegon River built?

It was built in 1961, making it 64 years old in 2025.

What condition is US-127 NB over Muskegon River 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 June 2024.

How much traffic does US-127 NB over Muskegon River carry?

About 5,350 vehicles per day (2016 count), of which roughly 15% are trucks.

How long is US-127 NB over Muskegon River?

The structure is 134 ft (40.8 m) long with a longest span of 44 ft (13.5 m) and a deck 47 ft wide.

Who owns US-127 NB over Muskegon River?

It is owned by the State Highway Agency.