US Bridges

Gateway Boulevard over Johnson Ditch

Good

Porter County, Indiana · 00.40 E SR 49 · Structure no. 6400166

Built
2015
10 years old
Condition
Good
inspected May 2024
Type
Culvert
Steel
Length
23 ft
1 main span
Daily traffic
290
2018 count
Owner
County
County Highway Agency

About this bridge

Gateway Boulevard over Johnson Ditch is a steel culvert carrying Gateway Boulevard over Johnson Ditch in Porter County, Indiana. It was built in 2015, so it is 10 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 290 vehicles a day, roughly 3% of them trucks, projected to reach 550 by 2038. The structure is 23 ft (7 m) long and 63 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesGateway Boulevard
CrossesJohnson Ditch
Location00.40 E SR 49
RouteCity Street 0
CountyPorter County
StateIndiana
Coordinates41.57614, -87.0376
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span22 ft (6.8 m)
Deck width63 ft (19.1 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic290 (2018)
Projected traffic550 by 2038
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Gateway Boulevard over Johnson Ditch built?

It was built in 2015, making it 10 years old in 2025.

What condition is Gateway Boulevard over Johnson Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does Gateway Boulevard over Johnson Ditch carry?

About 290 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Gateway Boulevard over Johnson Ditch?

The structure is 23 ft (7 m) long with a longest span of 22 ft (6.8 m) and a deck 63 ft wide.

Who owns Gateway Boulevard over Johnson Ditch?

It is owned by the County Highway Agency.