US Bridges

CR 50N over Flat Creek

Fair

Dubois County, Indiana · 00.70 W of CR 750 W · Structure no. 1900056

Built
1975
50 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
96 ft
3 main spans
Daily traffic
268
2012 count
Owner
County
County Highway Agency

About this bridge

CR 50N over Flat Creek is a prestressed concrete box beam or girders - multiple carrying CR 50N over Flat Creek in Dubois 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 fair condition with a lowest component rating of 6 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 268 vehicles a day, roughly 6% of them trucks, projected to reach 312 by 2032. The structure is 96 ft (29.3 m) long and 32 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCR 50N
CrossesFlat Creek
Location00.70 W of CR 750 W
RouteCounty Highway 198
StateIndiana
Coordinates38.38572, -87.05826
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.1 US tons
Inventory rating41.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadH 20
Structure length96 ft (29.3 m)
Longest span40 ft (12.1 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic268 (2012)
Projected traffic312 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 Flat Creek built?

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

What condition is CR 50N over Flat 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 February 2024.

How much traffic does CR 50N over Flat Creek carry?

About 268 vehicles per day (2012 count), of which roughly 6% are trucks.

How long is CR 50N over Flat Creek?

The structure is 96 ft (29.3 m) long with a longest span of 40 ft (12.1 m) and a deck 32 ft wide.

Who owns CR 50N over Flat Creek?

It is owned by the County Highway Agency.