US Bridges

US 20 & Il 47 over Tyler Creek

Good

Kane County, Illinois · .12M S of IL72 Inter · Structure no. 045204000000000

Built
2014
11 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
21,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 20 & Il 47 over Tyler Creek is a concrete continuous culvert carrying US 20 & Il 47 over Tyler Creek in Kane County, Illinois. It was built in 2014, so it is 11 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 21,400 vehicles a day, roughly 9% of them trucks, projected to reach 24,644 by 2046. The structure is 31 ft (9.4 m) long.

Location

Open in Google Maps
CarriesUS 20 & Il 47
CrossesTyler Creek
Location.12M S of IL72 Inter
RouteU.S. Route 20
CountyKane County
StateIllinois
Coordinates42.08704, -88.45643
Functional classUrban Other Principal 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.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length31 ft (9.4 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,400 (2023)
Projected traffic24,644 by 2046
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 US 20 & Il 47 over Tyler Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is US 20 & Il 47 over Tyler Creek 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 November 2021.

How much traffic does US 20 & Il 47 over Tyler Creek carry?

About 21,400 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is US 20 & Il 47 over Tyler Creek?

The structure is 31 ft (9.4 m) long with a longest span of 15 ft (4.6 m).

Who owns US 20 & Il 47 over Tyler Creek?

It is owned by the State Highway Agency.