US Bridges

Shepherd Road over Jordon Creek

Good

Isabella County, Michigan · 400 Ft S Beal City Road · Structure no. 000000000014005

Built
2019
6 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
100
2018 count
Owner
County
County Highway Agency

About this bridge

Shepherd Road over Jordon Creek is a prestressed concrete box beam or girders - multiple carrying Shepherd Road over Jordon Creek in Isabella County, Michigan. It was built in 2019, so it is 6 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 100 vehicles a day, projected to reach 125 by 2038. The structure is 66 ft (20.1 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesShepherd Road
CrossesJordon Creek
Location400 Ft S Beal City Road
RouteCounty Highway 0
CountyIsabella County
StateMichigan
Coordinates43.6687, -84.68788
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating83.9 US tons
Inventory rating64.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length66 ft (20.1 m)
Longest span64 ft (19.6 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2018)
Projected traffic125 by 2038
Trucks0%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Shepherd Road over Jordon Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Shepherd Road over Jordon 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 July 2023.

How much traffic does Shepherd Road over Jordon Creek carry?

About 100 vehicles per day (2018 count).

How long is Shepherd Road over Jordon Creek?

The structure is 66 ft (20.1 m) long with a longest span of 64 ft (19.6 m) and a deck 32 ft wide.

Who owns Shepherd Road over Jordon Creek?

It is owned by the County Highway Agency.