US Bridges

Martin Parkway over Wetlands

Good

Oakland County, Michigan · Commerce Twp Sec 24 · Structure no. 000000000013636

Built
2011
14 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
44 ft
1 main span
Daily traffic
30,950
2010 count
Owner
County
County Highway Agency

About this bridge

Martin Parkway over Wetlands is a concrete culvert carrying Martin Parkway over Wetlands in Oakland County, Michigan. It was built in 2011, so it is 14 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30,950 vehicles a day, projected to reach 38,000 by 2030. The structure is 44 ft (13.5 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesMartin Parkway
CrossesWetlands
LocationCommerce Twp Sec 24
RouteCounty Highway 0
CountyOakland County
StateMichigan
Coordinates42.5625, -83.4514
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating57.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length44 ft (13.5 m)
Longest span42 ft (12.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,950 (2010)
Projected traffic38,000 by 2030
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Martin Parkway over Wetlands built?

It was built in 2011, making it 14 years old in 2025.

What condition is Martin Parkway over Wetlands in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Martin Parkway over Wetlands carry?

About 30,950 vehicles per day (2010 count).

How long is Martin Parkway over Wetlands?

The structure is 44 ft (13.5 m) long with a longest span of 42 ft (12.8 m).

Who owns Martin Parkway over Wetlands?

It is owned by the County Highway Agency.