US Bridges

Nottawa Street over Mill Race

Good

St. Joseph County, Michigan · 4 Blocks North of M-86 · Structure no. 000000000010388

Built
2000
25 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
36 ft
1 main span
Daily traffic
325
2000 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nottawa Street over Mill Race is a concrete culvert carrying Nottawa Street over Mill Race in St. Joseph County, Michigan. It was built in 2000, so it is 25 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 325 vehicles a day, roughly 5% of them trucks, projected to reach 400 by 2017. The structure is 36 ft (10.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNottawa Street
CrossesMill Race
Location4 Blocks North of M-86
RouteCity Street 0
Coordinates41.9275, -85.52521
Functional classRural Minor Collector

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 inspectionNovember 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length36 ft (10.9 m)
Longest span36 ft (10.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2000)
Projected traffic400 by 2017
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Nottawa Street over Mill Race built?

It was built in 2000, making it 25 years old in 2025.

What condition is Nottawa Street over Mill Race 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 November 2023.

How much traffic does Nottawa Street over Mill Race carry?

About 325 vehicles per day (2000 count), of which roughly 5% are trucks.

How long is Nottawa Street over Mill Race?

The structure is 36 ft (10.9 m) long with a longest span of 36 ft (10.9 m).

Who owns Nottawa Street over Mill Race?

It is owned by the City or Municipal Highway Agency.