US Bridges

Broadway over Huron River

Good

Washtenaw County, Michigan · 0.5 MI E of Main Street · Structure no. 000000000011075

Built
2004
21 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
167 ft
3 main spans
Daily traffic
20,630
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Broadway over Huron River is a prestressed concrete box beam or girders - multiple carrying Broadway over Huron River in Washtenaw County, Michigan. It was built in 2004, so it is 21 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 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 20,630 vehicles a day, roughly 2% of them trucks, projected to reach 21,773 by 2035. The structure is 167 ft (50.8 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBroadway
CrossesHuron River
Location0.5 MI E of Main Street
RouteCity Street 0
Coordinates42.28868, -83.74024
Functional classUrban Other Principal Arterial

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating53.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length167 ft (50.8 m)
Longest span79 ft (24 m)
Deck width73 ft (22.3 m)
Roadway width49 ft (15 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,630 (2015)
Projected traffic21,773 by 2035
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$7,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Broadway over Huron River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Broadway 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 October 2023.

How much traffic does Broadway over Huron River carry?

About 20,630 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Broadway over Huron River?

The structure is 167 ft (50.8 m) long with a longest span of 79 ft (24 m) and a deck 73 ft wide.

Who owns Broadway over Huron River?

It is owned by the City or Municipal Highway Agency.