US Bridges

109 TH Ave over I-196 & US-31

Fair

Allegan County, Michigan · 5.0 MI N of Van Buren Col · Structure no. 000000000000110

Built
1963
62 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
234 ft
4 main spans
Daily traffic
2,030
1994 count
Owner
State
State Highway Agency

About this bridge

109 TH Ave over I-196 & US-31 is a steel stringer/multi-beam or girder carrying 109 TH Ave over I-196 & US-31 in Allegan 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 fair condition with a lowest component rating of 5 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 2,030 vehicles a day, roughly 2% of them trucks, projected to reach 500 by 2007. The structure is 234 ft (71.3 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries109 TH Ave
CrossesI-196 & US-31
Location5.0 MI N of Van Buren Col
RouteCounty Highway 0
CountyAllegan County
StateMichigan
Coordinates42.48377, -86.22201
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.6 US tons
Inventory rating38.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length234 ft (71.3 m)
Longest span80 ft (24.3 m)
Deck width33 ft (10.2 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,030 (1994)
Projected traffic500 by 2007
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$72,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was 109 TH Ave over I-196 & US-31 built?

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

What condition is 109 TH Ave over I-196 & US-31 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 December 2023.

How much traffic does 109 TH Ave over I-196 & US-31 carry?

About 2,030 vehicles per day (1994 count), of which roughly 2% are trucks.

How long is 109 TH Ave over I-196 & US-31?

The structure is 234 ft (71.3 m) long with a longest span of 80 ft (24.3 m) and a deck 33 ft wide.

Who owns 109 TH Ave over I-196 & US-31?

It is owned by the State Highway Agency.