US Bridges

Weidman Road over Spring Creek

Poor

Isabella County, Michigan · Sec 17-20 Denver Twp · Structure no. 000000000004351

Built
1981
44 years old
Condition
Poor
inspected May 2024
Type
Culvert
Steel
Length
31 ft
1 main span
Daily traffic
196
2002 count
Owner
County
County Highway Agency

About this bridge

Weidman Road over Spring Creek is a steel culvert carrying Weidman Road over Spring Creek in Isabella County, Michigan. It was built in 1981, so it is 44 years old, younger 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 196 vehicles a day, projected to reach 240 by 2022. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesWeidman Road
CrossesSpring Creek
LocationSec 17-20 Denver Twp
RouteCounty Highway 0
CountyIsabella County
StateMichigan
Coordinates43.68441, -84.70413
Functional classRural Local

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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating32.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span28 ft (8.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic196 (2002)
Projected traffic240 by 2022
Trucks0%
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

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 Weidman Road over Spring Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Weidman Road over Spring Creek 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 May 2024.

How much traffic does Weidman Road over Spring Creek carry?

About 196 vehicles per day (2002 count).

How long is Weidman Road over Spring Creek?

The structure is 31 ft (9.4 m) long with a longest span of 28 ft (8.5 m).

Who owns Weidman Road over Spring Creek?

It is owned by the County Highway Agency.