US Bridges

Ill 17 over Brewster Run

Good

Livingston County, Illinois · 1.27 MI W of Ill 47 · Structure no. 053201000000000

Built
1973
52 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
3,350
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 17 over Brewster Run is a concrete continuous culvert carrying Ill 17 over Brewster Run in Livingston County, Illinois. It was built in 1973, so it is 52 years old, older 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 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 3,350 vehicles a day, roughly 13% of them trucks, projected to reach 2,828 by 2046. The structure is 27 ft (8.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesIll 17
CrossesBrewster Run
Location1.27 MI W of Ill 47
RouteState Highway 17
Coordinates41.09373, -88.44454
Functional classRural 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.5 US tons
Inventory rating49.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,350 (2023)
Projected traffic2,828 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ill 17 over Brewster Run built?

It was built in 1973, making it 52 years old in 2025.

What condition is Ill 17 over Brewster Run 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 February 2023.

How much traffic does Ill 17 over Brewster Run carry?

About 3,350 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Ill 17 over Brewster Run?

The structure is 27 ft (8.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Ill 17 over Brewster Run?

It is owned by the State Highway Agency.