US Bridges

CR 450E over Walnut Creek

Fair

Montgomery County, Indiana · 00.10 S of US 136 · Structure no. 5400057

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

CR 450E over Walnut Creek is a prestressed concrete box beam or girders - multiple carrying CR 450E over Walnut Creek in Montgomery County, Indiana. It was built in 1986, so it is 39 years old, younger 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2042. The structure is 35 ft (10.6 m) long and 24 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCR 450E
CrossesWalnut Creek
Location00.10 S of US 136
RouteCounty Highway 173
StateIndiana
Coordinates40.01696, -86.8186
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 inspectionApril 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.5 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length35 ft (10.6 m)
Longest span33 ft (10 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic150 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 450E over Walnut Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is CR 450E over Walnut 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 April 2024.

How much traffic does CR 450E over Walnut Creek carry?

About 100 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is CR 450E over Walnut Creek?

The structure is 35 ft (10.6 m) long with a longest span of 33 ft (10 m) and a deck 24 ft wide.

Who owns CR 450E over Walnut Creek?

It is owned by the County Highway Agency.