US Bridges

Linden Road over Chapman Drain

Fair

Genesee County, Michigan · 500 Ft So of Calkins RD · Structure no. 000000000002722

Built
1978
47 years old
Condition
Fair
inspected November 2024
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
18,336
2015 count
Owner
County
County Highway Agency

About this bridge

Linden Road over Chapman Drain is a steel culvert carrying Linden Road over Chapman Drain in Genesee 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 18,336 vehicles a day, roughly 5% of them trucks, projected to reach 31,117 by 2035. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLinden Road
CrossesChapman Drain
Location500 Ft So of Calkins RD
RouteCounty Highway 2002
Coordinates43.01525, -83.77299
Functional classUrban 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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.2 US tons
Inventory rating91.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length23 ft (7 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 traffic18,336 (2015)
Projected traffic31,117 by 2035
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 Linden Road over Chapman Drain built?

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

What condition is Linden Road over Chapman Drain 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 November 2024.

How much traffic does Linden Road over Chapman Drain carry?

About 18,336 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Linden Road over Chapman Drain?

The structure is 23 ft (7 m) long with a longest span of 12 ft (3.6 m).

Who owns Linden Road over Chapman Drain?

It is owned by the County Highway Agency.