US Bridges

FAP 558 (il 100) over Little Blue Creek

Good

Pike County, Illinois · 1.67 MI S Il 106 · Structure no. 075250400000000

Built
2015
10 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
1,300
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 558 (il 100) over Little Blue Creek is a concrete culvert carrying FAP 558 (il 100) over Little Blue Creek in Pike County, Illinois. It was built in 2015, so it is 10 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 1,300 vehicles a day, roughly 8% of them trucks, projected to reach 1,508 by 2046. The structure is 24 ft (7.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFAP 558 (il 100)
CrossesLittle Blue Creek
Location1.67 MI S Il 106
RouteState Highway 100
Coordinates39.59597, -90.67626
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.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length24 ft (7.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,508 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 FAP 558 (il 100) over Little Blue Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is FAP 558 (il 100) over Little Blue 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 September 2021.

How much traffic does FAP 558 (il 100) over Little Blue Creek carry?

About 1,300 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is FAP 558 (il 100) over Little Blue Creek?

The structure is 24 ft (7.2 m) long with a longest span of 10 ft (3 m).

Who owns FAP 558 (il 100) over Little Blue Creek?

It is owned by the State Highway Agency.