US Bridges

Shelby ST over Little Buck Creek

Poor

Marion County, Indiana · 00.05 N of Southport RD · Structure no. 4900435

Built
1964
61 years old, rebuilt 1985
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
3 main spans
Daily traffic
12,305
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Shelby ST over Little Buck Creek is a prestressed concrete stringer/multi-beam or girder carrying Shelby ST over Little Buck Creek in Marion County, Indiana. It was built in 1964 and reconstructed in 1985, so it is 61 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 12,305 vehicles a day, roughly 5% of them trucks, projected to reach 18,285 by 2039. The structure is 106 ft (32.4 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesShelby ST
CrossesLittle Buck Creek
Location00.05 N of Southport RD
RouteCity Street 0
StateIndiana
Coordinates39.6654, -86.1395
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.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating37.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length106 ft (32.4 m)
Longest span36 ft (11.1 m)
Deck width37 ft (11.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,305 (2019)
Projected traffic18,285 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Shelby ST over Little Buck Creek built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1985.

What condition is Shelby ST over Little Buck 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 July 2024.

How much traffic does Shelby ST over Little Buck Creek carry?

About 12,305 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Shelby ST over Little Buck Creek?

The structure is 106 ft (32.4 m) long with a longest span of 36 ft (11.1 m) and a deck 37 ft wide.

Who owns Shelby ST over Little Buck Creek?

It is owned by the City or Municipal Highway Agency.