US Bridges

Clay Plant RD over Cat Creek

PoorPosted for load

Parke County, Indiana · 00.40 S of CR 500 N · Structure no. 6100146

Built
1900
125 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
51 ft
2 main spans
Daily traffic
52
2018 count
Owner
County
County Highway Agency

About this bridge

Clay Plant RD over Cat Creek is a steel stringer/multi-beam or girder carrying Clay Plant RD over Cat Creek in Parke County, Indiana. It was built in 1900, so it is 125 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 52 vehicles a day, roughly 5% of them trucks, projected to reach 62 by 2038. The structure is 51 ft (15.5 m) long and 18 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesClay Plant RD
CrossesCat Creek
Location00.40 S of CR 500 N
RouteCounty Highway 0
StateIndiana
Coordinates39.83264, -87.28334
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating7.2 US tons
Inventory rating4.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span24 ft (7.3 m)
Deck width18 ft (5.4 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2018)
Projected traffic62 by 2038
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Clay Plant RD over Cat Creek built?

It was built in 1900, making it 125 years old in 2025.

What condition is Clay Plant RD over Cat Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Clay Plant RD over Cat Creek carry?

About 52 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Clay Plant RD over Cat Creek?

The structure is 51 ft (15.5 m) long with a longest span of 24 ft (7.3 m) and a deck 18 ft wide.

Who owns Clay Plant RD over Cat Creek?

It is owned by the County Highway Agency.