US Bridges

191st ST over Union Ditch

Good

Will County, Illinois · 1.8MI E US-45 · Structure no. 099335800000000

Built
1998
27 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
45 ft
3 main spans
Daily traffic
15,500
2023 count
Owner
County
County Highway Agency

About this bridge

191st ST over Union Ditch is a concrete culvert carrying 191st ST over Union Ditch in Will County, Illinois. It was built in 1998, so it is 27 years old, younger than the Illinois average of 45.3 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 15,500 vehicles a day, roughly 6% of them trucks, projected to reach 30,240 by 2046. The structure is 45 ft (13.8 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Carries191st ST
CrossesUnion Ditch
Location1.8MI E US-45
Coordinates41.54362, -87.81711
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckOther
Main spans3
Design loadHS 20
Structure length45 ft (13.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,500 (2023)
Projected traffic30,240 by 2046
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 191st ST over Union Ditch built?

It was built in 1998, making it 27 years old in 2025.

What condition is 191st ST over Union Ditch 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 May 2024.

How much traffic does 191st ST over Union Ditch carry?

About 15,500 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is 191st ST over Union Ditch?

The structure is 45 ft (13.8 m) long with a longest span of 14 ft (4.3 m).

Who owns 191st ST over Union Ditch?

It is owned by the County Highway Agency.