US Bridges

Pratt Road over East Branch Coon Creek

Fair

Macomb County, Michigan · 0.4 MI West of North Ave · Structure no. 000000000006295

Built
1953
72 years old
Condition
Fair
inspected November 2023
Type
Culvert
Steel
Length
23 ft
1 main span
Daily traffic
490
2006 count
Owner
County
County Highway Agency

About this bridge

Pratt Road over East Branch Coon Creek is a steel culvert carrying Pratt Road over East Branch Coon Creek in Macomb County, Michigan. It was built in 1953, so it is 72 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 5 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 490 vehicles a day, roughly 2% of them trucks, projected to reach 803 by 2026. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesPratt Road
CrossesEast Branch Coon Creek
Location0.4 MI West of North Ave
RouteCounty Highway 0
CountyMacomb County
StateMichigan
Coordinates42.8868, -82.89062
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadH 20
Structure length23 ft (7 m)
Longest span23 ft (7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2006)
Projected traffic803 by 2026
Trucks2%
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 Pratt Road over East Branch Coon Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is Pratt Road over East Branch 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 November 2023.

How much traffic does Pratt Road over East Branch Coon Creek carry?

About 490 vehicles per day (2006 count), of which roughly 2% are trucks.

How long is Pratt Road over East Branch Coon Creek?

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

Who owns Pratt Road over East Branch Coon Creek?

It is owned by the County Highway Agency.