US Bridges

CR 50N over Grassy Fork

Good

Jackson County, Indiana · 00.49 E of CR 600 E · Structure no. 3600108

Built
2006
19 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
200
2015 count
Owner
County
County Highway Agency

About this bridge

CR 50N over Grassy Fork is a prestressed concrete box beam or girders - single or spread carrying CR 50N over Grassy Fork in Jackson County, Indiana. It was built in 2006, so it is 19 years old, younger 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 275 by 2035. The structure is 46 ft (14 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 50N
CrossesGrassy Fork
Location00.49 E of CR 600 E
RouteCounty Highway 180
StateIndiana
Coordinates38.88813, -85.91581
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 48 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.1 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span42 ft (12.8 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2015)
Projected traffic275 by 2035
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

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 CR 50N over Grassy Fork built?

It was built in 2006, making it 19 years old in 2025.

What condition is CR 50N over Grassy Fork 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 March 2023.

How much traffic does CR 50N over Grassy Fork carry?

About 200 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is CR 50N over Grassy Fork?

The structure is 46 ft (14 m) long with a longest span of 42 ft (12.8 m) and a deck 24 ft wide.

Who owns CR 50N over Grassy Fork?

It is owned by the County Highway Agency.