US Bridges

Gallup Park Road over Huron River

Good

Washtenaw County, Michigan · Gallup Park · Structure no. 000000000014749

Built
2024
1 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
144 ft
2 main spans
Daily traffic
—
Owner
City
City or Municipal Highway Agency

About this bridge

Gallup Park Road over Huron River is a prestressed concrete box beam or girders - multiple carrying Gallup Park Road over Huron River in Washtenaw County, Michigan. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

No traffic count is recorded. The structure is 144 ft (43.9 m) long and 38 ft wide. If it were closed, the detour would be 198.8 mi (320 km).

CarriesGallup Park Road
CrossesHuron River
LocationGallup Park
RouteCity Street 0
Coordinates42.2756, -83.7023
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.2 US tons
Inventory rating72.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length144 ft (43.9 m)
Longest span72 ft (21.9 m)
Deck width38 ft (11.6 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks—
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed198.8 mi (320 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Gallup Park Road over Huron River built?

It was built in 2024, making it 1 years old in 2025.

What condition is Gallup Park Road over Huron River 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 December 2024.

How much traffic does Gallup Park Road over Huron River carry?

No traffic count is recorded for this structure.

How long is Gallup Park Road over Huron River?

The structure is 144 ft (43.9 m) long with a longest span of 72 ft (21.9 m) and a deck 38 ft wide.

Who owns Gallup Park Road over Huron River?

It is owned by the City or Municipal Highway Agency.