US Bridges

FAS 788 over Lost Creek

Fair

Clinton County, Illinois · 1.5 MI N Hoffmann · Structure no. 014300800000000

Built
1959
66 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
124 ft
3 main spans
Daily traffic
575
2020 count
Owner
County
County Highway Agency

About this bridge

FAS 788 over Lost Creek is a steel continuous stringer/multi-beam or girder carrying FAS 788 over Lost Creek in Clinton County, Illinois. It was built in 1959, so it is 66 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 575 vehicles a day, roughly 6% of them trucks, projected to reach 633 by 2046. The structure is 124 ft (37.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFAS 788
CrossesLost Creek
Location1.5 MI N Hoffmann
RouteCounty Highway 0
CountyClinton County
StateIllinois
Coordinates38.56672, -89.28267
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 protection7 GoodSome minor problems.
Last inspectionJanuary 2025
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 alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length124 ft (37.8 m)
Longest span44 ft (13.4 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2020)
Projected traffic633 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 788 over Lost Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is FAS 788 over Lost 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 January 2025.

How much traffic does FAS 788 over Lost Creek carry?

About 575 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is FAS 788 over Lost Creek?

The structure is 124 ft (37.8 m) long with a longest span of 44 ft (13.4 m) and a deck 28 ft wide.

Who owns FAS 788 over Lost Creek?

It is owned by the County Highway Agency.