US Bridges

FAS 211-CH 8 over Eliza Creek

Fair

Mercer County, Illinois · SE-21-T15NR5W · Structure no. 066315000000000

Built
1961
64 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
97 ft
3 main spans
Daily traffic
75
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 211-CH 8 over Eliza Creek is a prestressed concrete box beam or girders - multiple carrying FAS 211-CH 8 over Eliza Creek in Mercer County, Illinois. It was built in 1961, so it is 64 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 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 75 vehicles a day, roughly 71% of them trucks, projected to reach 101 by 2046. The structure is 97 ft (29.6 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAS 211-CH 8
CrossesEliza Creek
LocationSE-21-T15NR5W
RouteCounty Highway 0
Coordinates41.27882, -90.96294
Functional classRural Minor 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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating46.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 15
Structure length97 ft (29.6 m)
Longest span32 ft (9.8 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2024)
Projected traffic101 by 2046
Trucks71%
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 211-CH 8 over Eliza Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is FAS 211-CH 8 over Eliza 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 October 2024.

How much traffic does FAS 211-CH 8 over Eliza Creek carry?

About 75 vehicles per day (2024 count), of which roughly 71% are trucks.

How long is FAS 211-CH 8 over Eliza Creek?

The structure is 97 ft (29.6 m) long with a longest span of 32 ft (9.8 m) and a deck 27 ft wide.

Who owns FAS 211-CH 8 over Eliza Creek?

It is owned by the County Highway Agency.