US Bridges

Ann Street over Grand River

Fair

Kent County, Michigan · Grand Rapids · Structure no. 000000000005193

Built
1971
54 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
670 ft
5 main spans
Daily traffic
14,834
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ann Street over Grand River is a steel continuous stringer/multi-beam or girder carrying Ann Street over Grand River in Kent County, Michigan. It was built in 1971, so it is 54 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 14,834 vehicles a day, roughly 10% of them trucks, projected to reach 16,390 by 2038. The structure is 670 ft (204.2 m) long and 62 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAnn Street
CrossesGrand River
LocationGrand Rapids
RouteCity Street 2001
Coordinates42.99554, -85.67214
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating90.4 US tons
Inventory rating54.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length670 ft (204.2 m)
Longest span146 ft (44.5 m)
Deck width62 ft (19 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,834 (2018)
Projected traffic16,390 by 2038
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Ann Street over Grand River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Ann Street over Grand River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Ann Street over Grand River carry?

About 14,834 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Ann Street over Grand River?

The structure is 670 ft (204.2 m) long with a longest span of 146 ft (44.5 m) and a deck 62 ft wide.

Who owns Ann Street over Grand River?

It is owned by the City or Municipal Highway Agency.