US Bridges

FAS-1710 (CH-24) over Big Creek

Good

Effingham County, Illinois · 4 MI N Mason · Structure no. 025320900000000

Built
1983
42 years old
Condition
Good
inspected December 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
152 ft
3 main spans
Daily traffic
125
2023 count
Owner
County
County Highway Agency

About this bridge

FAS-1710 (CH-24) over Big Creek is a prestressed concrete box beam or girders - multiple carrying FAS-1710 (CH-24) over Big Creek in Effingham County, Illinois. It was built in 1983, so it is 42 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 125 vehicles a day, roughly 8% of them trucks, projected to reach 133 by 2046. The structure is 152 ft (46.3 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFAS-1710 (CH-24)
CrossesBig Creek
Location4 MI N Mason
RouteCounty Highway 0
Coordinates39.01255, -88.63252
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating72.1 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span59 ft (18 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2023)
Projected traffic133 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 FAS-1710 (CH-24) over Big Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is FAS-1710 (CH-24) over Big 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 December 2022.

How much traffic does FAS-1710 (CH-24) over Big Creek carry?

About 125 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is FAS-1710 (CH-24) over Big Creek?

The structure is 152 ft (46.3 m) long with a longest span of 59 ft (18 m) and a deck 29 ft wide.

Who owns FAS-1710 (CH-24) over Big Creek?

It is owned by the County Highway Agency.