US Bridges

Ill 161 over DR to Santa Fe Ditch

Good

Clinton County, Illinois · 2.5 MI E Bartelso · Structure no. 014200600000000

Built
1940
85 years old, rebuilt 1994
Condition
Good
inspected April 2023
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
2,250
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 161 over DR to Santa Fe Ditch is a concrete continuous culvert carrying Ill 161 over DR to Santa Fe Ditch in Clinton County, Illinois. It was built in 1940 and reconstructed in 1994, so it is 85 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 2,250 vehicles a day, roughly 11% of them trucks, projected to reach 2,585 by 2046. The structure is 36 ft (11.1 m) long. If it were closed, the detour would be 34.8 mi (56 km).

CarriesIll 161
CrossesDR to Santa Fe Ditch
Location2.5 MI E Bartelso
RouteState Highway 161
Coordinates38.53619, -89.41314
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length36 ft (11.1 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 traffic2,250 (2023)
Projected traffic2,585 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 161 over DR to Santa Fe Ditch built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1994.

What condition is Ill 161 over DR to Santa Fe 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 April 2023.

How much traffic does Ill 161 over DR to Santa Fe Ditch carry?

About 2,250 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Ill 161 over DR to Santa Fe Ditch?

The structure is 36 ft (11.1 m) long with a longest span of 10 ft (3 m).

Who owns Ill 161 over DR to Santa Fe Ditch?

It is owned by the State Highway Agency.