US Bridges

SR 3 over I-74 Eb/Wb

Fair

Decatur County, Indiana · 01.53 N US 421 · Structure no. 000800

Built
1962
63 years old, rebuilt 2016
Condition
Fair
inspected April 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
235 ft
4 main spans
Daily traffic
13,680
2015 count
Owner
State
State Highway Agency

About this bridge

SR 3 over I-74 Eb/Wb is a prestressed concrete continuous tee beam carrying SR 3 over I-74 Eb/Wb in Decatur County, Indiana. It was built in 1962 and reconstructed in 2016, so it is 63 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 13,680 vehicles a day, roughly 11% of them trucks, projected to reach 17,783 by 2035. The structure is 235 ft (71.7 m) long and 99 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesSR 3
CrossesI-74 Eb/Wb
Location01.53 N US 421
RouteState Highway 3
CountyDecatur County
StateIndiana
Coordinates39.36236, -85.47958
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating50.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length235 ft (71.7 m)
Longest span73 ft (22.3 m)
Deck width99 ft (30.1 m)
Roadway width86 ft (26.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,680 (2015)
Projected traffic17,783 by 2035
Trucks11%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5.6 mi (9 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 3 over I-74 Eb/Wb built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2016.

What condition is SR 3 over I-74 Eb/Wb 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 April 2024.

How much traffic does SR 3 over I-74 Eb/Wb carry?

About 13,680 vehicles per day (2015 count), of which roughly 11% are trucks.

How long is SR 3 over I-74 Eb/Wb?

The structure is 235 ft (71.7 m) long with a longest span of 73 ft (22.3 m) and a deck 99 ft wide.

Who owns SR 3 over I-74 Eb/Wb?

It is owned by the State Highway Agency.