US Bridges

Mound Rd(fau 7359) over Spring Creek

Fair

Macon County, Illinois · East Mound Road · Structure no. 058303700000000

Built
1964
61 years old, rebuilt 2000
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
8,100
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mound Rd(fau 7359) over Spring Creek is a prestressed concrete box beam or girders - multiple carrying Mound Rd(fau 7359) over Spring Creek in Macon County, Illinois. It was built in 1964 and reconstructed in 2000, so it is 61 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,100 vehicles a day, roughly 3% of them trucks, projected to reach 8,181 by 2046. The structure is 120 ft (36.5 m) long and 64 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMound Rd(fau 7359)
CrossesSpring Creek
LocationEast Mound Road
Coordinates39.89221, -88.92344
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating86.4 US tons
Inventory rating51.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length120 ft (36.5 m)
Longest span40 ft (12.1 m)
Deck width64 ft (19.5 m)
Roadway width52 ft (16 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,100 (2020)
Projected traffic8,181 by 2046
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Mound Rd(fau 7359) over Spring Creek built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2000.

What condition is Mound Rd(fau 7359) over Spring Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Mound Rd(fau 7359) over Spring Creek carry?

About 8,100 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Mound Rd(fau 7359) over Spring Creek?

The structure is 120 ft (36.5 m) long with a longest span of 40 ft (12.1 m) and a deck 64 ft wide.

Who owns Mound Rd(fau 7359) over Spring Creek?

It is owned by the City or Municipal Highway Agency.