US Bridges

TR-157 over Brush Creek

Fair

LaSalle County, Illinois · N 39th E 015 · Structure no. 050343600000000

Built
1971
54 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
75
2011 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-157 over Brush Creek is a prestressed concrete box beam or girders - multiple carrying TR-157 over Brush Creek in LaSalle County, Illinois. It was built in 1971, so it is 54 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 75 vehicles a day, roughly 13% of them trucks, projected to reach 76 by 2046. The structure is 28 ft (8.4 m) long and 26 ft wide.

Location

Open in Google Maps
CarriesTR-157
CrossesBrush Creek
LocationN 39th E 015
RouteCounty Highway 0
CountyLaSalle County
StateIllinois
Coordinates41.49785, -89.16321
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating30.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length28 ft (8.4 m)
Longest span25 ft (7.7 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2011)
Projected traffic76 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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-157 over Brush Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is TR-157 over Brush 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 May 2023.

How much traffic does TR-157 over Brush Creek carry?

About 75 vehicles per day (2011 count), of which roughly 13% are trucks.

How long is TR-157 over Brush Creek?

The structure is 28 ft (8.4 m) long with a longest span of 25 ft (7.7 m) and a deck 26 ft wide.

Who owns TR-157 over Brush Creek?

It is owned by the Town or Township Highway Agency.