US Bridges

Aldrich Road over East Br Munuscong River

FairPosted for load

Chippewa County, Michigan · 2.5 MI NW of Stalwart · Structure no. 000000000001661

Built
2002
23 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
33 ft
1 main span
Daily traffic
20
Owner
County
County Highway Agency

About this bridge

Aldrich Road over East Br Munuscong River is a wood or timber stringer/multi-beam or girder carrying Aldrich Road over East Br Munuscong River in Chippewa County, Michigan. It was built in 2002, so it is 23 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, projected to reach 40 by 2019. The structure is 33 ft (10 m) long and 16 ft wide. If it were closed, the detour would be 124.9 mi (201 km).

CarriesAldrich Road
CrossesEast Br Munuscong River
Location2.5 MI NW of Stalwart
RouteCounty Highway 0
Coordinates46.11935, -84.28065
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.8 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length33 ft (10 m)
Longest span33 ft (10 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (—)
Projected traffic40 by 2019
Trucks0%
Lanes on structure2
Traffic directionOne-lane bridge for two-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 Aldrich Road over East Br Munuscong River built?

It was built in 2002, making it 23 years old in 2025.

What condition is Aldrich Road over East Br Munuscong 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 Aldrich Road over East Br Munuscong River carry?

About 20 vehicles per day (latest count).

How long is Aldrich Road over East Br Munuscong River?

The structure is 33 ft (10 m) long with a longest span of 33 ft (10 m) and a deck 16 ft wide.

Who owns Aldrich Road over East Br Munuscong River?

It is owned by the County Highway Agency.