US Bridges

US 36 over Big Blue River

Good

Henry County, Indiana · 00.36 W SR 103 · Structure no. 011770

Built
1955
70 years old, rebuilt 1997
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
95 ft
3 main spans
Daily traffic
4,775
2004 count
Owner
State
State Highway Agency

About this bridge

US 36 over Big Blue River is a concrete continuous slab carrying US 36 over Big Blue River in Henry County, Indiana. It was built in 1955 and reconstructed in 1997, so it is 70 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,775 vehicles a day, roughly 10% of them trucks, projected to reach 7,925 by 2030. The structure is 95 ft (28.9 m) long and 34 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesUS 36
CrossesBig Blue River
Location00.36 W SR 103
RouteU.S. Route 36
StateIndiana
Coordinates40.00412, -85.34649
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length95 ft (28.9 m)
Longest span38 ft (11.7 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,775 (2004)
Projected traffic7,925 by 2030
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 US 36 over Big Blue River built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1997.

What condition is US 36 over Big Blue River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does US 36 over Big Blue River carry?

About 4,775 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is US 36 over Big Blue River?

The structure is 95 ft (28.9 m) long with a longest span of 38 ft (11.7 m) and a deck 34 ft wide.

Who owns US 36 over Big Blue River?

It is owned by the State Highway Agency.