US Bridges

Peter White Road over Laughing Whitefish River

Fair

Alger County, Michigan · 0.5 MI South of Deerton · Structure no. 000000000000061

Built
1947
78 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
20 ft
1 main span
Daily traffic
73
1995 count
Owner
County
County Highway Agency

About this bridge

Peter White Road over Laughing Whitefish River is a steel stringer/multi-beam or girder carrying Peter White Road over Laughing Whitefish River in Alger County, Michigan. It was built in 1947, so it is 78 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 73 vehicles a day, projected to reach 140 by 2015. The structure is 20 ft (6.1 m) long and 24 ft wide. If it were closed, the detour would be 124.9 mi (201 km).

CarriesPeter White Road
CrossesLaughing Whitefish River
Location0.5 MI South of Deerton
RouteCounty Highway 0
Coordinates46.46435, -87.04321
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
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 alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating26 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span18 ft (5.4 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73 (1995)
Projected traffic140 by 2015
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed124.9 mi (201 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Peter White Road over Laughing Whitefish River built?

It was built in 1947, making it 78 years old in 2025.

What condition is Peter White Road over Laughing Whitefish 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 September 2023.

How much traffic does Peter White Road over Laughing Whitefish River carry?

About 73 vehicles per day (1995 count).

How long is Peter White Road over Laughing Whitefish River?

The structure is 20 ft (6.1 m) long with a longest span of 18 ft (5.4 m) and a deck 24 ft wide.

Who owns Peter White Road over Laughing Whitefish River?

It is owned by the County Highway Agency.