US Bridges

Route 348 over Little Cedar River

Fair

Menominee County, Michigan · .2 MI W of Ingalls · Structure no. 000000000006814

Built
1963
62 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
92 ft
2 main spans
Daily traffic
537
1998 count
Owner
County
County Highway Agency

About this bridge

Route 348 over Little Cedar River is a steel stringer/multi-beam or girder carrying Route 348 over Little Cedar River in Menominee County, Michigan. It was built in 1963, so it is 62 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 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 537 vehicles a day, projected to reach 375 by 2019. The structure is 92 ft (28 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesRoute 348
CrossesLittle Cedar River
Location.2 MI W of Ingalls
RouteCounty Highway 5540
CountyMenominee County
StateMichigan
Coordinates45.37702, -87.6148
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating102.8 US tons
Inventory rating61.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length92 ft (28 m)
Longest span45 ft (13.7 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic537 (1998)
Projected traffic375 by 2019
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 348 over Little Cedar River built?

It was built in 1963, making it 62 years old in 2025.

What condition is Route 348 over Little Cedar 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 2023.

How much traffic does Route 348 over Little Cedar River carry?

About 537 vehicles per day (1998 count).

How long is Route 348 over Little Cedar River?

The structure is 92 ft (28 m) long with a longest span of 45 ft (13.7 m) and a deck 31 ft wide.

Who owns Route 348 over Little Cedar River?

It is owned by the County Highway Agency.