US Bridges

CR 750S over Big Blue River

Good

Henry County, Indiana · 00.25 E of Greensboro Pik · Structure no. 3300115

Built
1979
46 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
182 ft
3 main spans
Daily traffic
425
2019 count
Owner
County
County Highway Agency

About this bridge

CR 750S over Big Blue River is a prestressed concrete continuous box beam or girders - single or spread carrying CR 750S over Big Blue River in Henry County, Indiana. It was built in 1979, so it is 46 years old, younger 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 425 vehicles a day, roughly 8% of them trucks, projected to reach 700 by 2039. The structure is 182 ft (55.4 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesCR 750S
CrossesBig Blue River
Location00.25 E of Greensboro Pik
RouteCounty Highway 10
StateIndiana
Coordinates39.82333, -85.51109
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating30.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length182 ft (55.4 m)
Longest span60 ft (18.2 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2019)
Projected traffic700 by 2039
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 750S over Big Blue River built?

It was built in 1979, making it 46 years old in 2025.

What condition is CR 750S 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 July 2023.

How much traffic does CR 750S over Big Blue River carry?

About 425 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is CR 750S over Big Blue River?

The structure is 182 ft (55.4 m) long with a longest span of 60 ft (18.2 m) and a deck 30 ft wide.

Who owns CR 750S over Big Blue River?

It is owned by the County Highway Agency.