US Bridges

New Haven RD over Coon Creek

Fair

Macomb County, Michigan · 0.7 MI East of North Ave · Structure no. 000000000006280

Built
1974
51 years old
Condition
Fair
inspected June 2023
Type
Culvert
Steel
Length
31 ft
2 main spans
Daily traffic
2,900
2009 count
Owner
County
County Highway Agency

About this bridge

New Haven RD over Coon Creek is a steel culvert carrying New Haven RD over Coon Creek in Macomb County, Michigan. It was built in 1974, so it is 51 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 2,900 vehicles a day, roughly 5% of them trucks, projected to reach 4,309 by 2029. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNew Haven RD
CrossesCoon Creek
Location0.7 MI East of North Ave
RouteCounty Highway 5068
CountyMacomb County
StateMichigan
Coordinates42.75812, -82.87029
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
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 rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length31 ft (9.4 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2009)
Projected traffic4,309 by 2029
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 New Haven RD over Coon Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is New Haven RD over Coon Creek 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 New Haven RD over Coon Creek carry?

About 2,900 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is New Haven RD over Coon Creek?

The structure is 31 ft (9.4 m) long with a longest span of 14 ft (4.2 m).

Who owns New Haven RD over Coon Creek?

It is owned by the County Highway Agency.