US Bridges

SB I-75 Rmp to Ver over I-75 and WB I-96

Good

Wayne County, Michigan · Ambassador Gateway · Structure no. 000000000013314

Built
2007
18 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
400 ft
4 main spans
Daily traffic
22,000
2013 count
Owner
State
State Highway Agency

About this bridge

SB I-75 Rmp to Ver over I-75 and WB I-96 is a steel continuous stringer/multi-beam or girder carrying SB I-75 Rmp to Ver over I-75 and WB I-96 in Wayne County, Michigan. It was built in 2007, so it is 18 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 22,000 vehicles a day, roughly 9% of them trucks, projected to reach 22,000 by 2020. The structure is 400 ft (121.8 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSB I-75 Rmp to Ver
CrossesI-75 and WB I-96
LocationAmbassador Gateway
RouteInterstate 75
Coordinates42.32083, -83.08215
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating105.7 US tons
Inventory rating63.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length400 ft (121.8 m)
Longest span128 ft (38.9 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,000 (2013)
Projected traffic22,000 by 2020
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 SB I-75 Rmp to Ver over I-75 and WB I-96 built?

It was built in 2007, making it 18 years old in 2025.

What condition is SB I-75 Rmp to Ver over I-75 and WB I-96 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 SB I-75 Rmp to Ver over I-75 and WB I-96 carry?

About 22,000 vehicles per day (2013 count), of which roughly 9% are trucks.

How long is SB I-75 Rmp to Ver over I-75 and WB I-96?

The structure is 400 ft (121.8 m) long with a longest span of 128 ft (38.9 m) and a deck 31 ft wide.

Who owns SB I-75 Rmp to Ver over I-75 and WB I-96?

It is owned by the State Highway Agency.