US Bridges

Robinwood Drive over M-14

Good

Wayne County, Michigan · 0.3 MI North of Plymouth · Structure no. 000000000011363

Built
1976
49 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
181 ft
2 main spans
Daily traffic
92,000
2006 count
Owner
State
State Highway Agency

About this bridge

Robinwood Drive over M-14 is a steel stringer/multi-beam or girder carrying Robinwood Drive over M-14 in Wayne County, Michigan. It was built in 1976, so it is 49 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 92,000 vehicles a day, roughly 8% of them trucks, projected to reach 110,000 by 2026. The structure is 181 ft (55.2 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRobinwood Drive
CrossesM-14
Location0.3 MI North of Plymouth
RouteCounty Highway 0
CountyWayne County
StateMichigan
Coordinates42.38961, -83.45566
Functional classUrban Local

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.3 US tons
Inventory rating44.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length181 ft (55.2 m)
Longest span92 ft (28 m)
Deck width42 ft (12.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92,000 (2006)
Projected traffic110,000 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Robinwood Drive over M-14 built?

It was built in 1976, making it 49 years old in 2025.

What condition is Robinwood Drive over M-14 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 October 2023.

How much traffic does Robinwood Drive over M-14 carry?

About 92,000 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is Robinwood Drive over M-14?

The structure is 181 ft (55.2 m) long with a longest span of 92 ft (28 m) and a deck 42 ft wide.

Who owns Robinwood Drive over M-14?

It is owned by the State Highway Agency.