US Bridges

CR 175N over Little Walnut Creek

Fair

Putnam County, Indiana · 00.10 E of CR 550 W · Structure no. 6700088

Built
1976
49 years old
Condition
Fair
inspected March 2023
Type
Culvert
Steel
Length
55 ft
3 main spans
Daily traffic
390
2023 count
Owner
County
County Highway Agency

About this bridge

CR 175N over Little Walnut Creek is a steel culvert carrying CR 175N over Little Walnut Creek in Putnam County, Indiana. It was built in 1976, so it is 49 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 390 vehicles a day, roughly 4% of them trucks, projected to reach 540 by 2043. The structure is 55 ft (16.9 m) long. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesCR 175N
CrossesLittle Walnut Creek
Location00.10 E of CR 550 W
RouteCounty Highway 24
CountyPutnam County
StateIndiana
Coordinates39.68738, -86.94124
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.7 US tons
Inventory rating42.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length55 ft (16.9 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic390 (2023)
Projected traffic540 by 2043
Trucks4%
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 175N over Little Walnut Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is CR 175N over Little 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 March 2023.

How much traffic does CR 175N over Little Walnut Creek carry?

About 390 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR 175N over Little Walnut Creek?

The structure is 55 ft (16.9 m) long with a longest span of 16 ft (4.9 m).

Who owns CR 175N over Little Walnut Creek?

It is owned by the County Highway Agency.