US Bridges

FAS-794 (CH-34) over Branch Big Muddy Rv

Good

Jefferson County, Illinois · 1.6 MI S Walnut Hill · Structure no. 041364200000000

Built
1995
30 years old
Condition
Good
inspected May 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
500
2021 count
Owner
County
County Highway Agency

About this bridge

FAS-794 (CH-34) over Branch Big Muddy Rv is a prestressed concrete box beam or girders - multiple carrying FAS-794 (CH-34) over Branch Big Muddy Rv in Jefferson County, Illinois. It was built in 1995, so it is 30 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 500 vehicles a day, roughly 24% of them trucks, projected to reach 505 by 2046. The structure is 64 ft (19.5 m) long and 28 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesFAS-794 (CH-34)
CrossesBranch Big Muddy Rv
Location1.6 MI S Walnut Hill
RouteCounty Highway 0
Coordinates38.45079, -89.04747
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2021
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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span61 ft (18.7 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2021)
Projected traffic505 by 2046
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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-794 (CH-34) over Branch Big Muddy Rv built?

It was built in 1995, making it 30 years old in 2025.

What condition is FAS-794 (CH-34) over Branch Big Muddy Rv 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 May 2021.

How much traffic does FAS-794 (CH-34) over Branch Big Muddy Rv carry?

About 500 vehicles per day (2021 count), of which roughly 24% are trucks.

How long is FAS-794 (CH-34) over Branch Big Muddy Rv?

The structure is 64 ft (19.5 m) long with a longest span of 61 ft (18.7 m) and a deck 28 ft wide.

Who owns FAS-794 (CH-34) over Branch Big Muddy Rv?

It is owned by the County Highway Agency.