US Bridges

Peace Road over Union Pacific RR

Fair

DeKalb County, Illinois · 0.3 M N of Il Rt 38 · Structure no. 019470600000000

Built
1985
40 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
205 ft
3 main spans
Daily traffic
7,600
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Peace Road over Union Pacific RR is a steel continuous stringer/multi-beam or girder carrying Peace Road over Union Pacific RR in DeKalb County, Illinois. It was built in 1985, so it is 40 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,600 vehicles a day, roughly 11% of them trucks, projected to reach 8,512 by 2046. The structure is 205 ft (62.5 m) long and 53 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesPeace Road
CrossesUnion Pacific RR
Location0.3 M N of Il Rt 38
CountyDeKalb County
StateIllinois
Coordinates41.92624, -88.72395
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length205 ft (62.5 m)
Longest span75 ft (22.9 m)
Deck width53 ft (16.2 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,600 (2021)
Projected traffic8,512 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Peace Road over Union Pacific RR built?

It was built in 1985, making it 40 years old in 2025.

What condition is Peace Road over Union Pacific RR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Peace Road over Union Pacific RR carry?

About 7,600 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Peace Road over Union Pacific RR?

The structure is 205 ft (62.5 m) long with a longest span of 75 ft (22.9 m) and a deck 53 ft wide.

Who owns Peace Road over Union Pacific RR?

It is owned by the City or Municipal Highway Agency.