US Bridges

FAS 634 Ch 01 over Cantrall Creek

Good

Sangamon County, Illinois · 2.5 MI W Andrew · Structure no. 084342600000000

Built
1984
41 years old
Condition
Good
inspected March 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
105 ft
3 main spans
Daily traffic
2,500
2023 count
Owner
County
County Highway Agency

About this bridge

FAS 634 Ch 01 over Cantrall Creek is a prestressed concrete box beam or girders - multiple carrying FAS 634 Ch 01 over Cantrall Creek in Sangamon 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 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 2,500 vehicles a day, roughly 1% of them trucks, projected to reach 2,374 by 2046. The structure is 105 ft (32 m) long and 34 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesFAS 634 Ch 01
CrossesCantrall Creek
Location2.5 MI W Andrew
RouteCounty Highway 0
CountySangamon County
StateIllinois
Coordinates39.89504, -89.68788
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating69.7 US tons
Inventory rating41.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span35 ft (10.7 m)
Deck width34 ft (10.5 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2023)
Projected traffic2,374 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 634 Ch 01 over Cantrall Creek built?

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

What condition is FAS 634 Ch 01 over Cantrall 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 March 2022.

How much traffic does FAS 634 Ch 01 over Cantrall Creek carry?

About 2,500 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is FAS 634 Ch 01 over Cantrall Creek?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.7 m) and a deck 34 ft wide.

Who owns FAS 634 Ch 01 over Cantrall Creek?

It is owned by the County Highway Agency.