US Bridges

Starville Road over Beaubien Creek

Good

St. Clair County, Michigan · Sec. 19-20 Cottrellville · Structure no. 000000000010105

Built
2020
5 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Single or Spread
Steel
Length
50 ft
1 main span
Daily traffic
2,200
2019 count
Owner
County
County Highway Agency

About this bridge

Starville Road over Beaubien Creek is a steel box beam or girders - single or spread carrying Starville Road over Beaubien Creek in St. Clair County, Michigan. It was built in 2020, so it is 5 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 2,200 vehicles a day, roughly 13% of them trucks, projected to reach 3,270 by 2039. The structure is 50 ft (15.1 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesStarville Road
CrossesBeaubien Creek
LocationSec. 19-20 Cottrellville
RouteCounty Highway 0
CountySt. Clair County
StateMichigan
Coordinates42.67347, -82.58749
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.4 US tons
Inventory rating70.8 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length50 ft (15.1 m)
Longest span47 ft (14.3 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2019)
Projected traffic3,270 by 2039
Trucks13%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$36,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Starville Road over Beaubien Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Starville Road over Beaubien 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 May 2024.

How much traffic does Starville Road over Beaubien Creek carry?

About 2,200 vehicles per day (2019 count), of which roughly 13% are trucks.

How long is Starville Road over Beaubien Creek?

The structure is 50 ft (15.1 m) long with a longest span of 47 ft (14.3 m) and a deck 37 ft wide.

Who owns Starville Road over Beaubien Creek?

It is owned by the County Highway Agency.