US Bridges

SR 109 over I-70

Fair

Henry County, Indiana · 03.58 N US 40 · Structure no. 025370

Built
1965
60 years old, rebuilt 2010
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
242 ft
4 main spans
Daily traffic
8,924
2022 count
Owner
State
State Highway Agency

About this bridge

SR 109 over I-70 is a steel continuous stringer/multi-beam or girder carrying SR 109 over I-70 in Henry County, Indiana. It was built in 1965 and reconstructed in 2010, so it is 60 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 8,924 vehicles a day, roughly 2% of them trucks, projected to reach 16,010 by 2027. The structure is 242 ft (73.7 m) long and 47 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Location

Open in Google Maps
CarriesSR 109
CrossesI-70
Location03.58 N US 40
RouteState Highway 109
CountyHenry County
StateIndiana
Coordinates39.84024, -85.5549
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length242 ft (73.7 m)
Longest span79 ft (24.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,924 (2022)
Projected traffic16,010 by 2027
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed7.5 mi (12 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 SR 109 over I-70 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2010.

What condition is SR 109 over I-70 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 March 2023.

How much traffic does SR 109 over I-70 carry?

About 8,924 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is SR 109 over I-70?

The structure is 242 ft (73.7 m) long with a longest span of 79 ft (24.1 m) and a deck 47 ft wide.

Who owns SR 109 over I-70?

It is owned by the State Highway Agency.