US Bridges

Howard ST over M-10

Good

Wayne County, Michigan · In Detroit · Structure no. 000000000011399

Built
1953
72 years old, rebuilt 2001
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
118 ft
2 main spans
Daily traffic
16,480
1978 count
Owner
State
State Highway Agency

About this bridge

Howard ST over M-10 is a steel continuous stringer/multi-beam or girder carrying Howard ST over M-10 in Wayne County, Michigan. It was built in 1953 and reconstructed in 2001, 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 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 16,480 vehicles a day, projected to reach 16,480 by 2000. The structure is 118 ft (36 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesHoward ST
CrossesM-10
LocationIn Detroit
RouteCity Street 0
CountyWayne County
StateMichigan
Coordinates42.32856, -83.05766
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.3 US tons
Inventory rating47.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length118 ft (36 m)
Longest span59 ft (18 m)
Deck width62 ft (18.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,480 (1978)
Projected traffic16,480 by 2000
Trucks0%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Howard ST over M-10 built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 2001.

What condition is Howard ST over M-10 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 August 2024.

How much traffic does Howard ST over M-10 carry?

About 16,480 vehicles per day (1978 count).

How long is Howard ST over M-10?

The structure is 118 ft (36 m) long with a longest span of 59 ft (18 m) and a deck 62 ft wide.

Who owns Howard ST over M-10?

It is owned by the State Highway Agency.