US Bridges

SR 912 over Conrail RR Dickey RD D

Good

Lake County, Indiana · 01.66 E W JCT US 12 · Structure no. 033030

Built
1980
45 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,393 ft
15 main spans
Daily traffic
35,922
2004 count
Owner
Private
Private (other than railroad)

About this bridge

SR 912 over Conrail RR Dickey RD D is a steel continuous stringer/multi-beam or girder carrying SR 912 over Conrail RR Dickey RD D in Lake County, Indiana. It was built in 1980, so it is 45 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 35,922 vehicles a day, roughly 5% of them trucks, projected to reach 50,614 by 2029. The structure is 2,393 ft (729.3 m) long and 111 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesSR 912
CrossesConrail RR Dickey RD D
Location01.66 E W JCT US 12
RouteState Highway 912
StateIndiana
Coordinates41.65124, -87.45322
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
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 rating65.5 US tons
Inventory rating39.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans15 (+14 approach)
Design loadHS 20 + Mod
Structure length2,393 ft (729.3 m)
Longest span146 ft (44.4 m)
Deck width111 ft (33.8 m)
Roadway width105 ft (32 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,922 (2004)
Projected traffic50,614 by 2029
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed2.5 mi (4 km)
TollToll bridge
National Highway SystemYes

Ownership and planned work

OwnerPrivate (other than railroad)
Maintained byPrivate (other than railroad)
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 912 over Conrail RR Dickey RD D built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR 912 over Conrail RR Dickey RD D 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 October 2024.

How much traffic does SR 912 over Conrail RR Dickey RD D carry?

About 35,922 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is SR 912 over Conrail RR Dickey RD D?

The structure is 2,393 ft (729.3 m) long with a longest span of 146 ft (44.4 m) and a deck 111 ft wide.

Who owns SR 912 over Conrail RR Dickey RD D?

It is owned by the Private (other than railroad).