US Bridges

Minnesota Street over Keystone Avenue Nb/Sb

Fair

Marion County, Indiana · 00.50 N Raymond ST · Structure no. 4900474

Built
1975
50 years old, rebuilt 2018
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
130 ft
2 main spans
Daily traffic
1,819
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Minnesota Street over Keystone Avenue Nb/Sb is a steel continuous stringer/multi-beam or girder carrying Minnesota Street over Keystone Avenue Nb/Sb in Marion County, Indiana. It was built in 1975 and reconstructed in 2018, so it is 50 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 1,819 vehicles a day, roughly 5% of them trucks, projected to reach 2,700 by 2039. The structure is 130 ft (39.6 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesMinnesota Street
CrossesKeystone Avenue Nb/Sb
Location00.50 N Raymond ST
RouteCity Street 0
StateIndiana
Coordinates39.74513, -86.12106
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating28 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length130 ft (39.6 m)
Longest span64 ft (19.4 m)
Deck width42 ft (12.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,819 (2019)
Projected traffic2,700 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Minnesota Street over Keystone Avenue Nb/Sb built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2018.

What condition is Minnesota Street over Keystone Avenue Nb/Sb 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 Minnesota Street over Keystone Avenue Nb/Sb carry?

About 1,819 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Minnesota Street over Keystone Avenue Nb/Sb?

The structure is 130 ft (39.6 m) long with a longest span of 64 ft (19.4 m) and a deck 42 ft wide.

Who owns Minnesota Street over Keystone Avenue Nb/Sb?

It is owned by the City or Municipal Highway Agency.