US Bridges

Rebecca RD over Tributary Rock Run

Fair

Will County, Illinois · 100 Ft S Deerpath DR · Structure no. 099647200000000

Built
1986
39 years old
Condition
Fair
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
50
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Rebecca RD over Tributary Rock Run is a prestressed concrete box beam or girders - multiple carrying Rebecca RD over Tributary Rock Run in Will County, Illinois. It was built in 1986, so it is 39 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 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, roughly 24% of them trucks, projected to reach 72 by 2046. The structure is 43 ft (13.1 m) long and 42 ft wide.

CarriesRebecca RD
CrossesTributary Rock Run
Location100 Ft S Deerpath DR
RouteCity Street 0
Coordinates41.52554, -88.15602
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
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span39 ft (11.9 m)
Deck width42 ft (12.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2016)
Projected traffic72 by 2046
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Rebecca RD over Tributary Rock Run built?

It was built in 1986, making it 39 years old in 2025.

What condition is Rebecca RD over Tributary Rock Run 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 February 2025.

How much traffic does Rebecca RD over Tributary Rock Run carry?

About 50 vehicles per day (2016 count), of which roughly 24% are trucks.

How long is Rebecca RD over Tributary Rock Run?

The structure is 43 ft (13.1 m) long with a longest span of 39 ft (11.9 m) and a deck 42 ft wide.

Who owns Rebecca RD over Tributary Rock Run?

It is owned by the City or Municipal Highway Agency.