US Bridges

Shepherd Road over Little Salt Creek

Fair

Midland County, Michigan · 0.1 MI W of Geneva RD · Structure no. 000000000006987

Built
1980
45 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
87
1999 count
Owner
County
County Highway Agency

About this bridge

Shepherd Road over Little Salt Creek is a prestressed concrete box beam or girders - multiple carrying Shepherd Road over Little Salt Creek in Midland County, Michigan. It was built in 1980, so it is 45 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 87 vehicles a day, projected to reach 130 by 2019. The structure is 52 ft (15.8 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesShepherd Road
CrossesLittle Salt Creek
Location0.1 MI W of Geneva RD
RouteCounty Highway 0
Coordinates43.52401, -84.55011
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length52 ft (15.8 m)
Longest span48 ft (14.6 m)
Deck width31 ft (9.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87 (1999)
Projected traffic130 by 2019
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Little Salt Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Shepherd Road over Little Salt Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Shepherd Road over Little Salt Creek carry?

About 87 vehicles per day (1999 count).

How long is Shepherd Road over Little Salt Creek?

The structure is 52 ft (15.8 m) long with a longest span of 48 ft (14.6 m) and a deck 31 ft wide.

Who owns Shepherd Road over Little Salt Creek?

It is owned by the County Highway Agency.