US Bridges

SR 49 NB over I-90 Eb/Wb

Fair

Porter County, Indiana · 01.61 N US 6 · Structure no. 018009

Built
1985
40 years old, rebuilt 2006
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
223 ft
2 main spans
Daily traffic
16,379
2020 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 49 NB over I-90 Eb/Wb is a steel continuous stringer/multi-beam or girder carrying SR 49 NB over I-90 Eb/Wb in Porter County, Indiana. It was built in 1985 and reconstructed in 2006, so it is 40 years old, younger 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 16,379 vehicles a day, roughly 13% of them trucks, projected to reach 22,687 by 2030. The structure is 223 ft (68.1 m) long and 80 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR 49 NB
CrossesI-90 Eb/Wb
Location01.61 N US 6
RouteState Highway 49
CountyPorter County
StateIndiana
Coordinates41.57333, -87.04579
Functional classRural Principal Arterial - Other

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating22.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length223 ft (68.1 m)
Longest span110 ft (33.5 m)
Deck width80 ft (24.5 m)
Roadway width77 ft (23.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,379 (2020)
Projected traffic22,687 by 2030
Trucks13%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState 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 SR 49 NB over I-90 Eb/Wb built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2006.

What condition is SR 49 NB over I-90 Eb/Wb 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 November 2023.

How much traffic does SR 49 NB over I-90 Eb/Wb carry?

About 16,379 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is SR 49 NB over I-90 Eb/Wb?

The structure is 223 ft (68.1 m) long with a longest span of 110 ft (33.5 m) and a deck 80 ft wide.

Who owns SR 49 NB over I-90 Eb/Wb?

It is owned by the State Toll Authority and maintained by the State Highway Agency.