US Bridges

Pecatonica RD over Pec. River Ovflow

Fair

Winnebago County, Illinois · 0.2 Mi. N Pecatonica · Structure no. 101014900000000

Built
1985
40 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
147 ft
3 main spans
Daily traffic
2,700
2022 count
Owner
County
County Highway Agency

About this bridge

Pecatonica RD over Pec. River Ovflow is a prestressed concrete stringer/multi-beam or girder carrying Pecatonica RD over Pec. River Ovflow in Winnebago County, Illinois. It was built in 1985, so it is 40 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 2,700 vehicles a day, roughly 10% of them trucks, projected to reach 2,576 by 2046. The structure is 147 ft (44.7 m) long and 33 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesPecatonica RD
CrossesPec. River Ovflow
Location0.2 Mi. N Pecatonica
RouteCounty Highway 0
CountyWinnebago County
StateIllinois
Coordinates42.32101, -89.35915
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating54.7 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length147 ft (44.7 m)
Longest span47 ft (14.4 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2022)
Projected traffic2,576 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Pecatonica RD over Pec. River Ovflow built?

It was built in 1985, making it 40 years old in 2025.

What condition is Pecatonica RD over Pec. River Ovflow 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 November 2023.

How much traffic does Pecatonica RD over Pec. River Ovflow carry?

About 2,700 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Pecatonica RD over Pec. River Ovflow?

The structure is 147 ft (44.7 m) long with a longest span of 47 ft (14.4 m) and a deck 33 ft wide.

Who owns Pecatonica RD over Pec. River Ovflow?

It is owned by the County Highway Agency.