US Bridges

Grant City Road over I-70

Fair

Henry County, Indiana · 00.74 E SR 109 · Structure no. 043020

Built
1965
60 years old, rebuilt 1995
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
2 main spans
Daily traffic
102
2004 count
Owner
State
State Highway Agency

About this bridge

Grant City Road over I-70 is a steel continuous stringer/multi-beam or girder carrying Grant City Road over I-70 in Henry County, Indiana. It was built in 1965 and reconstructed in 1995, 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 102 vehicles a day, roughly 10% of them trucks, projected to reach 169 by 2035. The structure is 212 ft (64.6 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesGrant City Road
CrossesI-70
Location00.74 E SR 109
RouteCounty Highway 0
CountyHenry County
StateIndiana
Coordinates39.8445, -85.5422
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span66 ft (20 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic102 (2004)
Projected traffic169 by 2035
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 Grant City Road over I-70 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1995.

What condition is Grant City Road 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 January 2024.

How much traffic does Grant City Road over I-70 carry?

About 102 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is Grant City Road over I-70?

The structure is 212 ft (64.6 m) long with a longest span of 66 ft (20 m) and a deck 29 ft wide.

Who owns Grant City Road over I-70?

It is owned by the State Highway Agency.