US Bridges

CR 450S over Six Mile Creek

Fair

Henry County, Indiana · 00.10 W of SR 109 · Structure no. 3300105

Built
1940
85 years old, rebuilt 1990
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
150
2019 count
Owner
County
County Highway Agency

About this bridge

CR 450S over Six Mile Creek is a prestressed concrete box beam or girders - multiple carrying CR 450S over Six Mile Creek in Henry County, Indiana. It was built in 1940 and reconstructed in 1990, so it is 85 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 150 vehicles a day, roughly 6% of them trucks, projected to reach 250 by 2039. The structure is 44 ft (13.4 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 450S
CrossesSix Mile Creek
Location00.10 W of SR 109
RouteCounty Highway 116
StateIndiana
Coordinates39.86708, -85.5877
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.7 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span42 ft (12.9 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2019)
Projected traffic250 by 2039
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$95,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 450S over Six Mile Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1990.

What condition is CR 450S over Six Mile Creek 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 August 2023.

How much traffic does CR 450S over Six Mile Creek carry?

About 150 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is CR 450S over Six Mile Creek?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.9 m) and a deck 22 ft wide.

Who owns CR 450S over Six Mile Creek?

It is owned by the County Highway Agency.