US Bridges

Old Michigan Road over Big Creek

Good

Ripley County, Indiana · 00.18 S of CR 800 S · Structure no. 6900031

Built
1975
50 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

Old Michigan Road over Big Creek is a prestressed concrete stringer/multi-beam or girder carrying Old Michigan Road over Big Creek in Ripley County, Indiana. It was built in 1975, so it is 50 years old, older than the Indiana average of 46.6 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 300 vehicles a day, roughly 4% of them trucks, projected to reach 425 by 2042. The structure is 54 ft (16.5 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesOld Michigan Road
CrossesBig Creek
Location00.18 S of CR 800 S
RouteCounty Highway 0
CountyRipley County
StateIndiana
Coordinates38.95488, -85.3651
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating49.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span50 ft (15.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic425 by 2042
Trucks4%
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 Old Michigan Road over Big Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Old Michigan Road over Big 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 October 2024.

How much traffic does Old Michigan Road over Big Creek carry?

About 300 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Old Michigan Road over Big Creek?

The structure is 54 ft (16.5 m) long with a longest span of 50 ft (15.3 m) and a deck 27 ft wide.

Who owns Old Michigan Road over Big Creek?

It is owned by the County Highway Agency.