US Bridges

FAS 1774 {old 121} over Kikapoo Creek

Good

Logan County, Illinois · 3 Mile North Lincoln · Structure no. 054050500000000

Built
2006
19 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
227 ft
4 main spans
Daily traffic
1,700
2022 count
Owner
State
State Highway Agency

About this bridge

FAS 1774 {old 121} over Kikapoo Creek is a steel continuous stringer/multi-beam or girder carrying FAS 1774 {old 121} over Kikapoo Creek in Logan County, Illinois. It was built in 2006, so it is 19 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 1,700 vehicles a day, roughly 12% of them trucks, projected to reach 2,100 by 2046. The structure is 227 ft (69.2 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAS 1774 {old 121}
CrossesKikapoo Creek
Location3 Mile North Lincoln
RouteCounty Highway 0
Coordinates40.16872, -89.38704
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating98.2 US tons
Inventory rating61.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length227 ft (69.2 m)
Longest span78 ft (23.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 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 FAS 1774 {old 121} over Kikapoo Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is FAS 1774 {old 121} over Kikapoo 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 February 2025.

How much traffic does FAS 1774 {old 121} over Kikapoo Creek carry?

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

How long is FAS 1774 {old 121} over Kikapoo Creek?

The structure is 227 ft (69.2 m) long with a longest span of 78 ft (23.8 m) and a deck 35 ft wide.

Who owns FAS 1774 {old 121} over Kikapoo Creek?

It is owned by the State Highway Agency.