US Bridges

CR 720E over Polson Creek

Good

Dubois County, Indiana · 00.20 S of SR 545 · Structure no. 1900029

Built
1990
35 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
116
2012 count
Owner
County
County Highway Agency

About this bridge

CR 720E over Polson Creek is a prestressed concrete box beam or girders - multiple carrying CR 720E over Polson Creek in Dubois County, Indiana. It was built in 1990, so it is 35 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 116 vehicles a day, roughly 6% of them trucks, projected to reach 135 by 2032. The structure is 52 ft (15.9 m) long and 24 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCR 720E
CrossesPolson Creek
Location00.20 S of SR 545
RouteCounty Highway 67
StateIndiana
Coordinates38.42199, -86.76533
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.9 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length52 ft (15.9 m)
Longest span47 ft (14.2 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic116 (2012)
Projected traffic135 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$325,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 720E over Polson Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is CR 720E over Polson 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 February 2024.

How much traffic does CR 720E over Polson Creek carry?

About 116 vehicles per day (2012 count), of which roughly 6% are trucks.

How long is CR 720E over Polson Creek?

The structure is 52 ft (15.9 m) long with a longest span of 47 ft (14.2 m) and a deck 24 ft wide.

Who owns CR 720E over Polson Creek?

It is owned by the County Highway Agency.