US Bridges

US 20 WB US 31 NB over NS RR (new Energy Spur)

Good

St. Joseph County, Indiana · 00.68 W SR 23 · Structure no. 010186

Built
2003
22 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
17,896
2021 count
Owner
State
State Highway Agency

About this bridge

US 20 WB US 31 NB over NS RR (new Energy Spur) is a steel stringer/multi-beam or girder carrying US 20 WB US 31 NB over NS RR (new Energy Spur) in St. Joseph County, Indiana. It was built in 2003, so it is 22 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 17,896 vehicles a day, roughly 23% of them trucks, projected to reach 13,748 by 2030. The structure is 59 ft (17.9 m) long and 43 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 20 WB US 31 NB
CrossesNS RR (new Energy Spur)
Location00.68 W SR 23
RouteU.S. Route 20
StateIndiana
Coordinates41.64678, -86.30851
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.5 US tons
Inventory rating63.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length59 ft (17.9 m)
Longest span57 ft (17.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,896 (2021)
Projected traffic13,748 by 2030
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 20 WB US 31 NB over NS RR (new Energy Spur) built?

It was built in 2003, making it 22 years old in 2025.

What condition is US 20 WB US 31 NB over NS RR (new Energy Spur) 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 July 2024.

How much traffic does US 20 WB US 31 NB over NS RR (new Energy Spur) carry?

About 17,896 vehicles per day (2021 count), of which roughly 23% are trucks.

How long is US 20 WB US 31 NB over NS RR (new Energy Spur)?

The structure is 59 ft (17.9 m) long with a longest span of 57 ft (17.4 m) and a deck 43 ft wide.

Who owns US 20 WB US 31 NB over NS RR (new Energy Spur)?

It is owned by the State Highway Agency.