US Bridges

Gall Rd/ FAU 9345 over Carr Creek

Poor

Monroe County, Illinois · Columbia · Structure no. 067310600000000

Built
1978
47 years old
Condition
Poor
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
79 ft
1 main span
Daily traffic
675
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gall Rd/ FAU 9345 over Carr Creek is a prestressed concrete box beam or girders - multiple carrying Gall Rd/ FAU 9345 over Carr Creek in Monroe County, Illinois. It was built in 1978, so it is 47 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 675 vehicles a day, roughly 5% of them trucks, projected to reach 819 by 2046. The structure is 79 ft (24.1 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesGall Rd/ FAU 9345
CrossesCarr Creek
LocationColumbia
Coordinates38.42626, -90.20217
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length79 ft (24.1 m)
Longest span76 ft (23.2 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic675 (2024)
Projected traffic819 by 2046
Trucks5%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Gall Rd/ FAU 9345 over Carr Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Gall Rd/ FAU 9345 over Carr Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does Gall Rd/ FAU 9345 over Carr Creek carry?

About 675 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Gall Rd/ FAU 9345 over Carr Creek?

The structure is 79 ft (24.1 m) long with a longest span of 76 ft (23.2 m) and a deck 25 ft wide.

Who owns Gall Rd/ FAU 9345 over Carr Creek?

It is owned by the City or Municipal Highway Agency.