US Bridges

SR 46 over North Fork Salt Creek

Good

Brown County, Indiana · 07.00 W SR 135 · Structure no. 017220

Built
1997
28 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
207 ft
3 main spans
Daily traffic
7,397
2004 count
Owner
State
State Highway Agency

About this bridge

SR 46 over North Fork Salt Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 46 over North Fork Salt Creek in Brown County, Indiana. It was built in 1997, so it is 28 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 7,397 vehicles a day, roughly 10% of them trucks, projected to reach 10,373 by 2033. The structure is 207 ft (63 m) long and 48 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 46
CrossesNorth Fork Salt Creek
Location07.00 W SR 135
RouteState Highway 46
StateIndiana
Coordinates39.15863, -86.33712
Functional classRural Principal Arterial - Other

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating31.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length207 ft (63 m)
Longest span69 ft (20.9 m)
Deck width48 ft (14.7 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,397 (2004)
Projected traffic10,373 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 46 over North Fork Salt Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is SR 46 over North Fork Salt 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 May 2024.

How much traffic does SR 46 over North Fork Salt Creek carry?

About 7,397 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 46 over North Fork Salt Creek?

The structure is 207 ft (63 m) long with a longest span of 69 ft (20.9 m) and a deck 48 ft wide.

Who owns SR 46 over North Fork Salt Creek?

It is owned by the State Highway Agency.