US Bridges

FAS 209(CH 14) over Unnamed Stream

Good

Mercer County, Illinois · 1.14 S Rock Islandco · Structure no. 066315600000000

Built
2004
21 years old
Condition
Good
inspected December 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
1,150
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 209(CH 14) over Unnamed Stream is a prestressed concrete box beam or girders - multiple carrying FAS 209(CH 14) over Unnamed Stream in Mercer County, Illinois. It was built in 2004, so it is 21 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,150 vehicles a day, roughly 11% of them trucks, projected to reach 1,465 by 2046. The structure is 41 ft (12.6 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAS 209(CH 14)
CrossesUnnamed Stream
Location1.14 S Rock Islandco
RouteCounty Highway 0
Coordinates41.31806, -91.01428
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length41 ft (12.6 m)
Longest span39 ft (11.9 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2024)
Projected traffic1,465 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 209(CH 14) over Unnamed Stream built?

It was built in 2004, making it 21 years old in 2025.

What condition is FAS 209(CH 14) over Unnamed Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2022.

How much traffic does FAS 209(CH 14) over Unnamed Stream carry?

About 1,150 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is FAS 209(CH 14) over Unnamed Stream?

The structure is 41 ft (12.6 m) long with a longest span of 39 ft (11.9 m) and a deck 36 ft wide.

Who owns FAS 209(CH 14) over Unnamed Stream?

It is owned by the County Highway Agency.