US Bridges

TR 45 (7N) over Cantrall Creek

Fair

Sangamon County, Illinois · 2.0 S Cantrall · Structure no. 084307400000000

Built
1962
63 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
118 ft
3 main spans
Daily traffic
50
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 45 (7N) over Cantrall Creek is a concrete continuous slab carrying TR 45 (7N) over Cantrall Creek in Sangamon 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 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 50 vehicles a day, projected to reach 177 by 2046. The structure is 118 ft (36 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTR 45 (7N)
CrossesCantrall Creek
Location2.0 S Cantrall
RouteCounty Highway 0
CountySangamon County
StateIllinois
Coordinates39.90253, -89.6779
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
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length118 ft (36 m)
Longest span44 ft (13.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic177 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 45 (7N) over Cantrall Creek built?

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

What condition is TR 45 (7N) over Cantrall 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 March 2023.

How much traffic does TR 45 (7N) over Cantrall Creek carry?

About 50 vehicles per day (2022 count).

How long is TR 45 (7N) over Cantrall Creek?

The structure is 118 ft (36 m) long with a longest span of 44 ft (13.4 m) and a deck 26 ft wide.

Who owns TR 45 (7N) over Cantrall Creek?

It is owned by the Town or Township Highway Agency.