US Bridges

SR 249 NB over Little Calumet River

Fair

Porter County, Indiana · 00.71 N I-94 · Structure no. 030430

Built
1972
53 years old, rebuilt 2003
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
217 ft
3 main spans
Daily traffic
5,400
2020 count
Owner
State
State Highway Agency

About this bridge

SR 249 NB over Little Calumet River is a steel continuous stringer/multi-beam or girder carrying SR 249 NB over Little Calumet River in Porter County, Indiana. It was built in 1972 and reconstructed in 2003, so it is 53 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 5,400 vehicles a day, roughly 29% of them trucks, projected to reach 13,009 by 2032. The structure is 217 ft (66.1 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR 249 NB
CrossesLittle Calumet River
Location00.71 N I-94
RouteState Highway 249
CountyPorter County
StateIndiana
Coordinates41.61226, -87.17338
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length217 ft (66.1 m)
Longest span88 ft (26.8 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,400 (2020)
Projected traffic13,009 by 2032
Trucks29%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 249 NB over Little Calumet River built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2003.

What condition is SR 249 NB over Little Calumet 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 September 2023.

How much traffic does SR 249 NB over Little Calumet River carry?

About 5,400 vehicles per day (2020 count), of which roughly 29% are trucks.

How long is SR 249 NB over Little Calumet River?

The structure is 217 ft (66.1 m) long with a longest span of 88 ft (26.8 m) and a deck 42 ft wide.

Who owns SR 249 NB over Little Calumet River?

It is owned by the State Highway Agency.