US Bridges

Jefferson Ave over AMTRAK

Fair

Cass County, Michigan · 0.1 MI East of S Front ST · Structure no. 000000000001463

Built
1982
43 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
110 ft
3 main spans
Daily traffic
680
1982 count
Owner
City
City or Municipal Highway Agency

About this bridge

Jefferson Ave over AMTRAK is a prestressed concrete box beam or girders - multiple carrying Jefferson Ave over AMTRAK in Cass County, Michigan. It was built in 1982, so it is 43 years old, younger 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 680 vehicles a day, projected to reach 680 by 2015. The structure is 110 ft (33.5 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJefferson Ave
CrossesAMTRAK
Location0.1 MI East of S Front ST
RouteCity Street 2042
Coordinates41.97676, -86.11272
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.4 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20 + Mod
Structure length110 ft (33.5 m)
Longest span38 ft (11.5 m)
Deck width37 ft (11.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic680 (1982)
Projected traffic680 by 2015
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jefferson Ave over AMTRAK built?

It was built in 1982, making it 43 years old in 2025.

What condition is Jefferson Ave over AMTRAK 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 September 2023.

How much traffic does Jefferson Ave over AMTRAK carry?

About 680 vehicles per day (1982 count).

How long is Jefferson Ave over AMTRAK?

The structure is 110 ft (33.5 m) long with a longest span of 38 ft (11.5 m) and a deck 37 ft wide.

Who owns Jefferson Ave over AMTRAK?

It is owned by the City or Municipal Highway Agency.