US Bridges

Old SR 46 over SR 45

Fair

Monroe County, Indiana · 00.15 N SR 37 · Structure no. 017150

Built
1971
54 years old, rebuilt 2003
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
193 ft
2 main spans
Daily traffic
7,090
2004 count
Owner
State
State Highway Agency

About this bridge

Old SR 46 over SR 45 is a steel continuous stringer/multi-beam or girder carrying Old SR 46 over SR 45 in Monroe County, Indiana. It was built in 1971 and reconstructed in 2003, so it is 54 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 5 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 7,090 vehicles a day, roughly 5% of them trucks, projected to reach 10,615 by 2031. The structure is 193 ft (58.8 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld SR 46
CrossesSR 45
Location00.15 N SR 37
RouteCity Street 0
StateIndiana
Coordinates39.18698, -86.55135
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length193 ft (58.8 m)
Longest span96 ft (29.2 m)
Deck width54 ft (16.6 m)
Roadway width51 ft (15.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,090 (2004)
Projected traffic10,615 by 2031
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Old SR 46 over SR 45 built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2003.

What condition is Old SR 46 over SR 45 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 Old SR 46 over SR 45 carry?

About 7,090 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is Old SR 46 over SR 45?

The structure is 193 ft (58.8 m) long with a longest span of 96 ft (29.2 m) and a deck 54 ft wide.

Who owns Old SR 46 over SR 45?

It is owned by the State Highway Agency.