US Bridges

Old Ill 121 over Br Kickapoo Creek

Fair

Logan County, Illinois · 0.5 MI N Lincoln · Structure no. 054010300000000

Built
1998
27 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
136 ft
3 main spans
Daily traffic
1,700
2022 count
Owner
State
State Highway Agency

About this bridge

Old Ill 121 over Br Kickapoo Creek is a prestressed concrete stringer/multi-beam or girder carrying Old Ill 121 over Br Kickapoo Creek in Logan 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,700 vehicles a day, roughly 12% of them trucks, projected to reach 2,100 by 2046. The structure is 136 ft (41.5 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesOld Ill 121
CrossesBr Kickapoo Creek
Location0.5 MI N Lincoln
RouteCounty Highway 0
CountyLogan County
StateIllinois
Coordinates40.1725, -89.3871
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length136 ft (41.5 m)
Longest span45 ft (13.7 m)
Deck width35 ft (10.6 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2022)
Projected traffic2,100 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Old Ill 121 over Br Kickapoo Creek built?

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

What condition is Old Ill 121 over Br Kickapoo Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Old Ill 121 over Br Kickapoo Creek carry?

About 1,700 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Old Ill 121 over Br Kickapoo Creek?

The structure is 136 ft (41.5 m) long with a longest span of 45 ft (13.7 m) and a deck 35 ft wide.

Who owns Old Ill 121 over Br Kickapoo Creek?

It is owned by the State Highway Agency.