US Bridges

SR 252 over Big Blue River

Fair

Johnson County, Indiana · 00.52 E US 31 · Structure no. 030740

Built
1926
99 years old, rebuilt 1980
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
410 ft
5 main spans
Daily traffic
3,784
2022 count
Owner
State
State Highway Agency

About this bridge

SR 252 over Big Blue River is a steel continuous stringer/multi-beam or girder carrying SR 252 over Big Blue River in Johnson County, Indiana. It was built in 1926 and reconstructed in 1980, so it is 99 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 3,784 vehicles a day, roughly 5% of them trucks, projected to reach 4,440 by 2026. The structure is 410 ft (124.9 m) long and 38 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR 252
CrossesBig Blue River
Location00.52 E US 31
RouteState Highway 252
StateIndiana
Coordinates39.35561, -85.97714
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.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.6 US tons
Inventory rating41.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length410 ft (124.9 m)
Longest span85 ft (25.9 m)
Deck width38 ft (11.7 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,784 (2022)
Projected traffic4,440 by 2026
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 252 over Big Blue River built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1980.

What condition is SR 252 over Big Blue River 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 August 2024.

How much traffic does SR 252 over Big Blue River carry?

About 3,784 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is SR 252 over Big Blue River?

The structure is 410 ft (124.9 m) long with a longest span of 85 ft (25.9 m) and a deck 38 ft wide.

Who owns SR 252 over Big Blue River?

It is owned by the State Highway Agency.