US Bridges

Pieper Road over Purdy Marsh

PoorClosed to traffic

Knox County, Indiana · 00.21 S of State Road 67 · Structure no. 4200178

Built
1905
120 years old
Condition
Poor
inspected September 2023
Type
Truss - Thru
Steel
Length
60 ft
1 main span
Daily traffic
—
2015 count
Owner
County
County Highway Agency

About this bridge

Pieper Road over Purdy Marsh is a steel truss - thru carrying Pieper Road over Purdy Marsh in Knox County, Indiana. It was built in 1905, so it is 120 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 0 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: closed to all traffic.

No traffic count is recorded. The structure is 60 ft (18.2 m) long and 16 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesPieper Road
CrossesPurdy Marsh
Location00.21 S of State Road 67
RouteCounty Highway 0
CountyKnox County
StateIndiana
Coordinates38.78785, -87.27271
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
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; bridge has failed and is closed
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length60 ft (18.2 m)
Longest span57 ft (17.3 m)
Deck width16 ft (4.8 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusEligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$20,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pieper Road over Purdy Marsh built?

It was built in 1905, making it 120 years old in 2025.

What condition is Pieper Road over Purdy Marsh 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 September 2023.

How much traffic does Pieper Road over Purdy Marsh carry?

No traffic count is recorded for this structure.

How long is Pieper Road over Purdy Marsh?

The structure is 60 ft (18.2 m) long with a longest span of 57 ft (17.3 m) and a deck 16 ft wide.

Who owns Pieper Road over Purdy Marsh?

It is owned by the County Highway Agency.