US Bridges

US 12 over CSX RR

Good

Lake County, Indiana · 01.18 E US 20 · Structure no. 003211

Built
2014
11 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
151 ft
1 main span
Daily traffic
4,329
2022 count
Owner
State
State Highway Agency

About this bridge

US 12 over CSX RR is a prestressed concrete tee beam carrying US 12 over CSX RR in Lake 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,329 vehicles a day, roughly 20% of them trucks, projected to reach 9,046 by 2033. The structure is 151 ft (46.1 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesUS 12
CrossesCSX RR
Location01.18 E US 20
RouteU.S. Route 12
CountyLake County
StateIndiana
Coordinates41.59906, -87.26049
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating36.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length151 ft (46.1 m)
Longest span148 ft (45.1 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,329 (2022)
Projected traffic9,046 by 2033
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 12 over CSX RR built?

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

What condition is US 12 over CSX RR 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 2024.

How much traffic does US 12 over CSX RR carry?

About 4,329 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is US 12 over CSX RR?

The structure is 151 ft (46.1 m) long with a longest span of 148 ft (45.1 m) and a deck 40 ft wide.

Who owns US 12 over CSX RR?

It is owned by the State Highway Agency.