US Bridges

Brush ST Entr Rmp over I-75 SB to EB Ramp

Good

Wayne County, Michigan · I-75 & I-375 Interchange · Structure no. 000000000012810

Built
1970
55 years old, rebuilt 1998
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
29 ft
1 main span
Daily traffic
3,300
1998 count
Owner
State
State Highway Agency

About this bridge

Brush ST Entr Rmp over I-75 SB to EB Ramp is a steel stringer/multi-beam or girder carrying Brush ST Entr Rmp over I-75 SB to EB Ramp in Wayne County, Michigan. It was built in 1970 and reconstructed in 1998, so it is 55 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 3,300 vehicles a day, roughly 5% of them trucks, projected to reach 3,300 by 2026. The structure is 29 ft (8.8 m) long and 28 ft wide.

CarriesBrush ST Entr Rmp
CrossesI-75 SB to EB Ramp
LocationI-75 & I-375 Interchange
RouteInterstate 75
Coordinates42.34243, -83.04608
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating76.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span29 ft (8.8 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,300 (1998)
Projected traffic3,300 by 2026
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Brush ST Entr Rmp over I-75 SB to EB Ramp built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1998.

What condition is Brush ST Entr Rmp over I-75 SB to EB Ramp 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 March 2024.

How much traffic does Brush ST Entr Rmp over I-75 SB to EB Ramp carry?

About 3,300 vehicles per day (1998 count), of which roughly 5% are trucks.

How long is Brush ST Entr Rmp over I-75 SB to EB Ramp?

The structure is 29 ft (8.8 m) long with a longest span of 29 ft (8.8 m) and a deck 28 ft wide.

Who owns Brush ST Entr Rmp over I-75 SB to EB Ramp?

It is owned by the State Highway Agency.