US Bridges

SR 446 over Little Salt Creek

Fair

Lawrence County, Indiana · 02.55 W SR 58 · Structure no. 032683

Built
1974
51 years old, rebuilt 2015
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
148 ft
3 main spans
Daily traffic
1,330
2015 count
Owner
State
State Highway Agency

About this bridge

SR 446 over Little Salt Creek is a steel continuous stringer/multi-beam or girder carrying SR 446 over Little Salt Creek in Lawrence County, Indiana. It was built in 1974 and reconstructed in 2015, so it is 51 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 1,330 vehicles a day, roughly 9% of them trucks, projected to reach 1,400 by 2035. The structure is 148 ft (45.1 m) long and 48 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 446
CrossesLittle Salt Creek
Location02.55 W SR 58
RouteState Highway 446
StateIndiana
Coordinates38.96451, -86.37825
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating64.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length148 ft (45.1 m)
Longest span54 ft (16.5 m)
Deck width48 ft (14.6 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,330 (2015)
Projected traffic1,400 by 2035
Trucks9%
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

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 446 over Little Salt Creek built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2015.

What condition is SR 446 over Little Salt 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 November 2023.

How much traffic does SR 446 over Little Salt Creek carry?

About 1,330 vehicles per day (2015 count), of which roughly 9% are trucks.

How long is SR 446 over Little Salt Creek?

The structure is 148 ft (45.1 m) long with a longest span of 54 ft (16.5 m) and a deck 48 ft wide.

Who owns SR 446 over Little Salt Creek?

It is owned by the State Highway Agency.