US Bridges

CR 50N over US 31 Sb/Nb

Good

Howard County, Indiana · 00.67 N US 35 · Structure no. 076472

Built
2010
15 years old, rebuilt 2011
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
208 ft
2 main spans
Daily traffic
2,343
2021 count
Owner
State
State Highway Agency

About this bridge

CR 50N over US 31 Sb/Nb is a prestressed concrete continuous tee beam carrying CR 50N over US 31 Sb/Nb in Howard County, Indiana. It was built in 2010 and reconstructed in 2011, so it is 15 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,343 vehicles a day, roughly 5% of them trucks, projected to reach 4,000 by 2030. The structure is 208 ft (63.3 m) long and 38 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesCR 50N
CrossesUS 31 Sb/Nb
Location00.67 N US 35
RouteCounty Highway 31
CountyHoward County
StateIndiana
Coordinates40.48416, -86.08574
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating38.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length208 ft (63.3 m)
Longest span109 ft (33.2 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,343 (2021)
Projected traffic4,000 by 2030
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 50N over US 31 Sb/Nb built?

It was built in 2010, making it 15 years old in 2025. It was reconstructed in 2011.

What condition is CR 50N over US 31 Sb/Nb 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 August 2024.

How much traffic does CR 50N over US 31 Sb/Nb carry?

About 2,343 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is CR 50N over US 31 Sb/Nb?

The structure is 208 ft (63.3 m) long with a longest span of 109 ft (33.2 m) and a deck 38 ft wide.

Who owns CR 50N over US 31 Sb/Nb?

It is owned by the State Highway Agency.