US Bridges

Keystone Avenue over Pleasant Run

Fair

Marion County, Indiana · 00.15 S of Prospect Stree · Structure no. 4900304

Built
1969
56 years old, rebuilt 2018
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
146 ft
3 main spans
Daily traffic
3,516
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Keystone Avenue over Pleasant Run is a concrete continuous stringer/multi-beam or girder carrying Keystone Avenue over Pleasant Run in Marion County, Indiana. It was built in 1969 and reconstructed in 2018, so it is 56 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 3,516 vehicles a day, roughly 8% of them trucks, projected to reach 5,220 by 2039. The structure is 146 ft (44.4 m) long and 77 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesKeystone Avenue
CrossesPleasant Run
Location00.15 S of Prospect Stree
RouteCity Street 0
CountyMarion County
StateIndiana
Coordinates39.75034, -86.12117
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length146 ft (44.4 m)
Longest span55 ft (16.9 m)
Deck width77 ft (23.4 m)
Roadway width64 ft (19.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,516 (2019)
Projected traffic5,220 by 2039
Trucks8%
Lanes on structure5
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Keystone Avenue over Pleasant Run built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2018.

What condition is Keystone Avenue over Pleasant Run 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 July 2024.

How much traffic does Keystone Avenue over Pleasant Run carry?

About 3,516 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is Keystone Avenue over Pleasant Run?

The structure is 146 ft (44.4 m) long with a longest span of 55 ft (16.9 m) and a deck 77 ft wide.

Who owns Keystone Avenue over Pleasant Run?

It is owned by the City or Municipal Highway Agency.