US Bridges

80th Av over Union Drainage Ditch

Poor

Will County, Illinois · 0.20 MI S I-80 · Structure no. 099338800000000

Built
1900
125 years old
Condition
Poor
inspected July 2024
Type
Culvert
Steel
Length
36 ft
3 main spans
Daily traffic
15,700
2019 count
Owner
County
County Highway Agency

About this bridge

80th Av over Union Drainage Ditch is a steel culvert carrying 80th Av over Union Drainage Ditch in Will County, Illinois. It was built in 1900, so it is 125 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 15,700 vehicles a day, roughly 7% of them trucks, projected to reach 22,608 by 2046. The structure is 36 ft (11 m) long.

Location

Open in Google Maps
Carries80th Av
CrossesUnion Drainage Ditch
Location0.20 MI S I-80
CountyWill County
StateIllinois
Coordinates41.54717, -87.81191
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.9 US tons
Inventory rating80 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length36 ft (11 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,700 (2019)
Projected traffic22,608 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 80th Av over Union Drainage Ditch built?

It was built in 1900, making it 125 years old in 2025.

What condition is 80th Av over Union Drainage Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does 80th Av over Union Drainage Ditch carry?

About 15,700 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is 80th Av over Union Drainage Ditch?

The structure is 36 ft (11 m) long with a longest span of 10 ft (3 m).

Who owns 80th Av over Union Drainage Ditch?

It is owned by the County Highway Agency.