US Bridges

Laporte Road over Flemming Drain

Fair

Midland County, Michigan · .05 MI W of Schreiber RD · Structure no. 000000000006929

Built
1947
78 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
46 ft
1 main span
Daily traffic
821
1999 count
Owner
County
County Highway Agency

About this bridge

Laporte Road over Flemming Drain is a steel stringer/multi-beam or girder carrying Laporte Road over Flemming Drain in Midland County, Michigan. It was built in 1947, so it is 78 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 821 vehicles a day, roughly 5% of them trucks, projected to reach 1,220 by 2019. The structure is 46 ft (14 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLaporte Road
CrossesFlemming Drain
Location.05 MI W of Schreiber RD
RouteCounty Highway 0
CountyMidland County
StateMichigan
Coordinates43.49626, -84.21221
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating32.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length46 ft (14 m)
Longest span40 ft (12.2 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic821 (1999)
Projected traffic1,220 by 2019
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Laporte Road over Flemming Drain built?

It was built in 1947, making it 78 years old in 2025.

What condition is Laporte Road over Flemming Drain 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 Laporte Road over Flemming Drain carry?

About 821 vehicles per day (1999 count), of which roughly 5% are trucks.

How long is Laporte Road over Flemming Drain?

The structure is 46 ft (14 m) long with a longest span of 40 ft (12.2 m) and a deck 30 ft wide.

Who owns Laporte Road over Flemming Drain?

It is owned by the County Highway Agency.