US Bridges

US-31 Br & M-51 over Brandywine Creek

Good

Berrien County, Michigan · 0.2 MI N of US-12 · Structure no. 000000000000872

Built
2005
20 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
30 ft
1 main span
Daily traffic
20,190
2007 count
Owner
State
State Highway Agency

About this bridge

US-31 Br & M-51 over Brandywine Creek is a concrete culvert carrying US-31 Br & M-51 over Brandywine Creek in Berrien County, Michigan. It was built in 2005, so it is 20 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,190 vehicles a day, roughly 3% of them trucks, projected to reach 23,592 by 2018. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS-31 Br & M-51
CrossesBrandywine Creek
Location0.2 MI N of US-12
RouteU.S. Route 31
Coordinates41.80413, -86.24826
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating69.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length30 ft (9.1 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 traffic20,190 (2007)
Projected traffic23,592 by 2018
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US-31 Br & M-51 over Brandywine Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is US-31 Br & M-51 over Brandywine Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does US-31 Br & M-51 over Brandywine Creek carry?

About 20,190 vehicles per day (2007 count), of which roughly 3% are trucks.

How long is US-31 Br & M-51 over Brandywine Creek?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m).

Who owns US-31 Br & M-51 over Brandywine Creek?

It is owned by the State Highway Agency.