US Bridges

Kent Farm Rd/ TR 5 over I-72 / US 36

Poor

Sangamon County, Illinois · 3M W Illiopolis Int. · Structure no. 084016000000000

Built
1974
51 years old
Condition
Poor
inspected December 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
274 ft
2 main spans
Daily traffic
10
2022 count
Owner
State
State Highway Agency

About this bridge

Kent Farm Rd/ TR 5 over I-72 / US 36 is a steel continuous box beam or girders - single or spread carrying Kent Farm Rd/ TR 5 over I-72 / US 36 in Sangamon County, Illinois. It was built in 1974, so it is 51 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 4 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.

It carries about 10 vehicles a day, projected to reach 10 by 2046. The structure is 274 ft (83.5 m) long and 32 ft wide.

Location

Open in Google Maps
CarriesKent Farm Rd/ TR 5
CrossesI-72 / US 36
Location3M W Illiopolis Int.
RouteCounty Highway 0
CountySangamon County
StateIllinois
Coordinates39.83767, -89.31148
Functional classRural Local

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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 15
Structure length274 ft (83.5 m)
Longest span105 ft (32 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2022)
Projected traffic10 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Kent Farm Rd/ TR 5 over I-72 / US 36 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Kent Farm Rd/ TR 5 over I-72 / US 36 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 December 2024.

How much traffic does Kent Farm Rd/ TR 5 over I-72 / US 36 carry?

About 10 vehicles per day (2022 count).

How long is Kent Farm Rd/ TR 5 over I-72 / US 36?

The structure is 274 ft (83.5 m) long with a longest span of 105 ft (32 m) and a deck 32 ft wide.

Who owns Kent Farm Rd/ TR 5 over I-72 / US 36?

It is owned by the State Highway Agency.