US Bridges

FAS 174/CH 9 over Pecumsagan Creek

PoorPosted for load

LaSalle County, Illinois · E 12th N 3225 · Structure no. 050300400000000

Built
1962
63 years old
Condition
Poor
inspected February 2024
Type
Channel Beam
Concrete
Length
41 ft
1 main span
Daily traffic
150
2020 count
Owner
County
County Highway Agency

About this bridge

FAS 174/CH 9 over Pecumsagan Creek is a concrete channel beam carrying FAS 174/CH 9 over Pecumsagan Creek in LaSalle County, Illinois. It was built in 1962, so it is 63 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, roughly 8% of them trucks, projected to reach 152 by 2046. The structure is 41 ft (12.5 m) long and 26 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesFAS 174/CH 9
CrossesPecumsagan Creek
LocationE 12th N 3225
RouteCounty Highway 0
Coordinates41.39868, -88.93347
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating6.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length41 ft (12.5 m)
Longest span39 ft (11.9 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic152 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 174/CH 9 over Pecumsagan Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is FAS 174/CH 9 over Pecumsagan Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does FAS 174/CH 9 over Pecumsagan Creek carry?

About 150 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is FAS 174/CH 9 over Pecumsagan Creek?

The structure is 41 ft (12.5 m) long with a longest span of 39 ft (11.9 m) and a deck 26 ft wide.

Who owns FAS 174/CH 9 over Pecumsagan Creek?

It is owned by the County Highway Agency.