US Bridges

Old M-91 over Connors Pond Splwy

Fair

Ionia County, Michigan · S Lts of Belding · Structure no. 000000000004099

Built
1928
97 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
1,733
2003 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old M-91 over Connors Pond Splwy is a concrete culvert carrying Old M-91 over Connors Pond Splwy in Ionia County, Michigan. It was built in 1928, so it is 97 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 1,733 vehicles a day, roughly 7% of them trucks, projected to reach 2,633 by 2023. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesOld M-91
CrossesConnors Pond Splwy
LocationS Lts of Belding
RouteCity Street 2070
CountyIonia County
StateMichigan
Coordinates43.08323, -85.22885
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length30 ft (9.1 m)
Longest span15 ft (4.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,733 (2003)
Projected traffic2,633 by 2023
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Old M-91 over Connors Pond Splwy built?

It was built in 1928, making it 97 years old in 2025.

What condition is Old M-91 over Connors Pond Splwy 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 October 2024.

How much traffic does Old M-91 over Connors Pond Splwy carry?

About 1,733 vehicles per day (2003 count), of which roughly 7% are trucks.

How long is Old M-91 over Connors Pond Splwy?

The structure is 30 ft (9.1 m) long with a longest span of 15 ft (4.5 m).

Who owns Old M-91 over Connors Pond Splwy?

It is owned by the City or Municipal Highway Agency.