US Bridges

Amber Road over S Br Lincoln River

Fair

Mason County, Michigan · 2 MI W 4 MI N Scottville · Structure no. 000000000006688

Built
1978
47 years old
Condition
Fair
inspected August 2024
Type
Culvert
Steel
Length
27 ft
2 main spans
Daily traffic
120
1997 count
Owner
County
County Highway Agency

About this bridge

Amber Road over S Br Lincoln River is a steel culvert carrying Amber Road over S Br Lincoln River in Mason County, Michigan. It was built in 1978, so it is 47 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 120 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2017. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesAmber Road
CrossesS Br Lincoln River
Location2 MI W 4 MI N Scottville
RouteCounty Highway 0
Coordinates44.01506, -86.32002
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating92.2 US tons
Inventory rating91.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length27 ft (8.2 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (1997)
Projected traffic150 by 2017
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Amber Road over S Br Lincoln River built?

It was built in 1978, making it 47 years old in 2025.

What condition is Amber Road over S Br Lincoln 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 August 2024.

How much traffic does Amber Road over S Br Lincoln River carry?

About 120 vehicles per day (1997 count), of which roughly 5% are trucks.

How long is Amber Road over S Br Lincoln River?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.6 m).

Who owns Amber Road over S Br Lincoln River?

It is owned by the County Highway Agency.