US Bridges

School House RD over Jackson Creektrib

Fair

Will County, Illinois · 3.5 M S US-30 · Structure no. 099455900000000

Built
1996
29 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
3,650
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

School House RD over Jackson Creektrib is a prestressed concrete box beam or girders - multiple carrying School House RD over Jackson Creektrib in Will County, Illinois. It was built in 1996, so it is 29 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 3,650 vehicles a day, roughly 5% of them trucks, projected to reach 3,744 by 2046. The structure is 46 ft (14.1 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSchool House RD
CrossesJackson Creektrib
Location3.5 M S US-30
CountyWill County
StateIllinois
Coordinates41.46152, -87.92545
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length46 ft (14.1 m)
Longest span42 ft (12.9 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,650 (2023)
Projected traffic3,744 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 School House RD over Jackson Creektrib built?

It was built in 1996, making it 29 years old in 2025.

What condition is School House RD over Jackson Creektrib 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 School House RD over Jackson Creektrib carry?

About 3,650 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is School House RD over Jackson Creektrib?

The structure is 46 ft (14.1 m) long with a longest span of 42 ft (12.9 m) and a deck 28 ft wide.

Who owns School House RD over Jackson Creektrib?

It is owned by the Town or Township Highway Agency.