US Bridges

S Second ST RD over I-72 / US 36

Fair

Sangamon County, Illinois · .5M W I-55/6th ST · Structure no. 084010400000000

Built
1966
59 years old, rebuilt 2019
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
220 ft
4 main spans
Daily traffic
3,350
2022 count
Owner
State
State Highway Agency

About this bridge

S Second ST RD over I-72 / US 36 is a steel continuous stringer/multi-beam or girder carrying S Second ST RD over I-72 / US 36 in Sangamon County, Illinois. It was built in 1966 and reconstructed in 2019, so it is 59 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 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 3,350 vehicles a day, roughly 2% of them trucks, projected to reach 4,444 by 2046. The structure is 220 ft (67.2 m) long and 35 ft wide.

CarriesS Second ST RD
CrossesI-72 / US 36
Location.5M W I-55/6th ST
Coordinates39.74232, -89.65366
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating56.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.2 m)
Longest span68 ft (20.8 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,350 (2022)
Projected traffic4,444 by 2046
Trucks2%
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 S Second ST RD over I-72 / US 36 built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2019.

What condition is S Second ST RD over I-72 / US 36 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 July 2024.

How much traffic does S Second ST RD over I-72 / US 36 carry?

About 3,350 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is S Second ST RD over I-72 / US 36?

The structure is 220 ft (67.2 m) long with a longest span of 68 ft (20.8 m) and a deck 35 ft wide.

Who owns S Second ST RD over I-72 / US 36?

It is owned by the State Highway Agency.