US Bridges

FAS 1857 over Monroe Creek

Good

Monroe County, Illinois · 2.7MI S Valmeyer · Structure no. 067317400000000

Built
2007
18 years old
Condition
Good
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
122 ft
5 main spans
Daily traffic
475
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 1857 over Monroe Creek is a prestressed concrete box beam or girders - multiple carrying FAS 1857 over Monroe Creek in Monroe County, Illinois. It was built in 2007, so it is 18 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 475 vehicles a day, roughly 8% of them trucks, projected to reach 339 by 2046. The structure is 122 ft (37.3 m) long and 28 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesFAS 1857
CrossesMonroe Creek
Location2.7MI S Valmeyer
RouteCounty Highway 0
Coordinates38.24782, -90.29188
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 protection8 Very GoodNo problems noted.
Last inspectionNovember 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5 (+5 approach)
Design loadHS 20
Structure length122 ft (37.3 m)
Longest span48 ft (14.7 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic475 (2024)
Projected traffic339 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 1857 over Monroe Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is FAS 1857 over Monroe 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 November 2022.

How much traffic does FAS 1857 over Monroe Creek carry?

About 475 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is FAS 1857 over Monroe Creek?

The structure is 122 ft (37.3 m) long with a longest span of 48 ft (14.7 m) and a deck 28 ft wide.

Who owns FAS 1857 over Monroe Creek?

It is owned by the County Highway Agency.