US Bridges

Patterson Road over Richland Creek

Poor

Union County, Indiana · 00.20 N of CR 225 N · Structure no. 8100005

Built
1962
63 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
43 ft
1 main span
Daily traffic
250
2022 count
Owner
County
County Highway Agency

About this bridge

Patterson Road over Richland Creek is a concrete stringer/multi-beam or girder carrying Patterson Road over Richland Creek in Union County, Indiana. It was built in 1962, so it is 63 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.

It carries about 250 vehicles a day, roughly 2% of them trucks, projected to reach 400 by 2042. The structure is 43 ft (13.1 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPatterson Road
CrossesRichland Creek
Location00.20 N of CR 225 N
RouteCounty Highway 11
StateIndiana
Coordinates39.66992, -84.94709
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.9 US tons
Inventory rating35.9 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span41 ft (12.4 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic400 by 2042
Trucks2%
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$300,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Patterson Road over Richland Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is Patterson Road over Richland 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 May 2024.

How much traffic does Patterson Road over Richland Creek carry?

About 250 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Patterson Road over Richland Creek?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.4 m) and a deck 28 ft wide.

Who owns Patterson Road over Richland Creek?

It is owned by the County Highway Agency.