US Bridges

US 31 SB over E 1st RD

Good

Marshall County, Indiana · 01.12 N US 6 · Structure no. 079786

Built
2014
11 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
8,752
2015 count
Owner
State
State Highway Agency

About this bridge

US 31 SB over E 1st RD is a prestressed concrete stringer/multi-beam or girder carrying US 31 SB over E 1st RD in Marshall County, Indiana. It was built in 2014, so it is 11 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 8,752 vehicles a day, roughly 22% of them trucks, projected to reach 15,568 by 2035. The structure is 63 ft (19.2 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 31 SB
CrossesE 1st RD
Location01.12 N US 6
RouteU.S. Route 31
StateIndiana
Coordinates41.46435, -86.28872
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length63 ft (19.2 m)
Longest span61 ft (18.6 m)
Deck width47 ft (14.2 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,752 (2015)
Projected traffic15,568 by 2035
Trucks22%
Lanes on structure2
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 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 31 SB over E 1st RD built?

It was built in 2014, making it 11 years old in 2025.

What condition is US 31 SB over E 1st RD 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 September 2023.

How much traffic does US 31 SB over E 1st RD carry?

About 8,752 vehicles per day (2015 count), of which roughly 22% are trucks.

How long is US 31 SB over E 1st RD?

The structure is 63 ft (19.2 m) long with a longest span of 61 ft (18.6 m) and a deck 47 ft wide.

Who owns US 31 SB over E 1st RD?

It is owned by the State Highway Agency.