US Bridges

Il 100 over Dutchmans Creek

Good

Schuyler County, Illinois · E Edge Browning · Structure no. 085003200000000

Built
1989
36 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
79 ft
1 main span
Daily traffic
600
2023 count
Owner
State
State Highway Agency

About this bridge

Il 100 over Dutchmans Creek is a steel stringer/multi-beam or girder carrying Il 100 over Dutchmans Creek in Schuyler County, Illinois. It was built in 1989, so it is 36 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 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 600 vehicles a day, roughly 23% of them trucks, projected to reach 581 by 2046. The structure is 79 ft (24 m) long and 36 ft wide.

Location

Open in Google Maps
CarriesIl 100
CrossesDutchmans Creek
LocationE Edge Browning
RouteState Highway 100
CountySchuyler County
StateIllinois
Coordinates40.12916, -90.36723
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length79 ft (24 m)
Longest span76 ft (23.3 m)
Deck width36 ft (10.9 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic581 by 2046
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Il 100 over Dutchmans Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Il 100 over Dutchmans 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 May 2023.

How much traffic does Il 100 over Dutchmans Creek carry?

About 600 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is Il 100 over Dutchmans Creek?

The structure is 79 ft (24 m) long with a longest span of 76 ft (23.3 m) and a deck 36 ft wide.

Who owns Il 100 over Dutchmans Creek?

It is owned by the State Highway Agency.