US Bridges

US-131 SB over AMTRAK & Kl Ave

Poor

Kalamazoo County, Michigan · 3.0 MI N of I-94 · Structure no. 000000000004557

Built
1963
62 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
305 ft
5 main spans
Daily traffic
28,268
2019 count
Owner
State
State Highway Agency

About this bridge

US-131 SB over AMTRAK & Kl Ave is a steel stringer/multi-beam or girder carrying US-131 SB over AMTRAK & Kl Ave in Kalamazoo County, Michigan. It was built in 1963, so it is 62 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 28,268 vehicles a day, roughly 10% of them trucks, projected to reach 32,508 by 2039. The structure is 305 ft (93 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS-131 SB
CrossesAMTRAK & Kl Ave
Location3.0 MI N of I-94
RouteU.S. Route 131
CountyKalamazoo County
StateMichigan
Coordinates42.27774, -85.65634
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length305 ft (93 m)
Longest span67 ft (20.4 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,268 (2019)
Projected traffic32,508 by 2039
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
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 US-131 SB over AMTRAK & Kl Ave built?

It was built in 1963, making it 62 years old in 2025.

What condition is US-131 SB over AMTRAK & Kl Ave in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does US-131 SB over AMTRAK & Kl Ave carry?

About 28,268 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is US-131 SB over AMTRAK & Kl Ave?

The structure is 305 ft (93 m) long with a longest span of 67 ft (20.4 m) and a deck 36 ft wide.

Who owns US-131 SB over AMTRAK & Kl Ave?

It is owned by the State Highway Agency.