US Bridges

Audubon RD over Devon Creek

PoorPosted for load

Marion County, Indiana · 00.20 N of 46th ST · Structure no. 4900163

Built
1962
63 years old
Condition
Poor
inspected August 2024
Type
Channel Beam
Concrete
Length
33 ft
1 main span
Daily traffic
897
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Audubon RD over Devon Creek is a concrete channel beam carrying Audubon RD over Devon Creek in Marion 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 3 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 897 vehicles a day, roughly 5% of them trucks, projected to reach 1,330 by 2039. The structure is 33 ft (10 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesAudubon RD
CrossesDevon Creek
Location00.20 N of 46th ST
RouteCity Street 1841
StateIndiana
Coordinates39.8428, -86.07054
Functional classUrban 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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.3 US tons
Inventory rating29.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadOther
Structure length33 ft (10 m)
Longest span30 ft (9.1 m)
Deck width37 ft (11.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic897 (2019)
Projected traffic1,330 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$969,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Audubon RD over Devon Creek built?

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

What condition is Audubon RD over Devon 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 August 2024.

How much traffic does Audubon RD over Devon Creek carry?

About 897 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Audubon RD over Devon Creek?

The structure is 33 ft (10 m) long with a longest span of 30 ft (9.1 m) and a deck 37 ft wide.

Who owns Audubon RD over Devon Creek?

It is owned by the City or Municipal Highway Agency.