US Bridges

CH-1 over Bugaboo Creek

Good

Richland County, Illinois · 2 MI S Amity · Structure no. 080315400000000

Built
1984
41 years old
Condition
Good
inspected January 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
175
2022 count
Owner
County
County Highway Agency

About this bridge

CH-1 over Bugaboo Creek is a prestressed concrete box beam or girders - multiple carrying CH-1 over Bugaboo Creek in Richland County, Illinois. It was built in 1984, so it is 41 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 175 vehicles a day, roughly 3% of them trucks, projected to reach 152 by 2046. The structure is 62 ft (18.9 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCH-1
CrossesBugaboo Creek
Location2 MI S Amity
RouteCounty Highway 0
Coordinates38.74667, -87.92769
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2022
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span58 ft (17.7 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2022)
Projected traffic152 by 2046
Trucks3%
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

OwnerCounty Highway Agency
Maintained byCounty 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 CH-1 over Bugaboo Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is CH-1 over Bugaboo 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 January 2022.

How much traffic does CH-1 over Bugaboo Creek carry?

About 175 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is CH-1 over Bugaboo Creek?

The structure is 62 ft (18.9 m) long with a longest span of 58 ft (17.7 m) and a deck 24 ft wide.

Who owns CH-1 over Bugaboo Creek?

It is owned by the County Highway Agency.