US Bridges

FAS 769 over Irish Creek

Fair

Calhoun County, Illinois · East Cl Hamburg · Structure no. 007620200000000

Built
1995
30 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
81 ft
3 main spans
Daily traffic
200
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAS 769 over Irish Creek is a prestressed concrete box beam or girders - multiple carrying FAS 769 over Irish Creek in Calhoun 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 fair condition with a lowest component rating of 5 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 200 vehicles a day, roughly 9% of them trucks, projected to reach 177 by 2046. The structure is 81 ft (24.8 m) long and 28 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFAS 769
CrossesIrish Creek
LocationEast Cl Hamburg
RouteCounty Highway 0
Coordinates39.23224, -90.7115
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length81 ft (24.8 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic177 by 2046
Trucks9%
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

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 FAS 769 over Irish Creek built?

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

What condition is FAS 769 over Irish 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 July 2023.

How much traffic does FAS 769 over Irish Creek carry?

About 200 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is FAS 769 over Irish Creek?

The structure is 81 ft (24.8 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns FAS 769 over Irish Creek?

It is owned by the City or Municipal Highway Agency.