US Bridges

FAS 769 over Michael Hollow Creek

Fair

Calhoun County, Illinois · 4.75M E Hamburg · Structure no. 007304200000000

Built
1984
41 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
350
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

FAS 769 over Michael Hollow Creek is a prestressed concrete slab carrying FAS 769 over Michael Hollow Creek in Calhoun County, Illinois. It was built in 1984, so it is 41 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 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 350 vehicles a day, roughly 9% of them trucks, projected to reach 354 by 2046. The structure is 41 ft (12.5 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFAS 769
CrossesMichael Hollow Creek
Location4.75M E Hamburg
RouteCounty Highway 0
CountyCalhoun County
StateIllinois
Coordinates39.23529, -90.62759
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span37 ft (11.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2022)
Projected traffic354 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Michael Hollow Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is FAS 769 over Michael Hollow 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 September 2024.

How much traffic does FAS 769 over Michael Hollow Creek carry?

About 350 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is FAS 769 over Michael Hollow Creek?

The structure is 41 ft (12.5 m) long with a longest span of 37 ft (11.3 m) and a deck 24 ft wide.

Who owns FAS 769 over Michael Hollow Creek?

It is owned by the Town or Township Highway Agency.