US Bridges

TR 601 over Pigeon Creek

Fair

Adams County, Illinois · 4.4 MI E Fall Creek · Structure no. 001336500000000

Built
1987
38 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
141 ft
2 main spans
Daily traffic
25
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 601 over Pigeon Creek is a prestressed concrete box beam or girders - multiple carrying TR 601 over Pigeon Creek in Adams County, Illinois. It was built in 1987, so it is 38 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 25 vehicles a day, projected to reach 25 by 2046. The structure is 141 ft (43 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 601
CrossesPigeon Creek
Location4.4 MI E Fall Creek
RouteCounty Highway 0
Coordinates39.77359, -91.21269
Functional classRural Local

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length141 ft (43 m)
Longest span80 ft (24.4 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic25 by 2046
Trucks0%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 601 over Pigeon Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is TR 601 over Pigeon 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 December 2023.

How much traffic does TR 601 over Pigeon Creek carry?

About 25 vehicles per day (2024 count).

How long is TR 601 over Pigeon Creek?

The structure is 141 ft (43 m) long with a longest span of 80 ft (24.4 m) and a deck 24 ft wide.

Who owns TR 601 over Pigeon Creek?

It is owned by the Town or Township Highway Agency.