US Bridges

TR 109(N 4101st) over Br Indian Creek

Good

LaSalle County, Illinois · E. 1765 N 4101st · Structure no. 050358600000000

Built
2004
21 years old
Condition
Good
inspected July 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
25
2016 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 109(N 4101st) over Br Indian Creek is a prestressed concrete box beam or girders - multiple carrying TR 109(N 4101st) over Br Indian Creek in LaSalle County, Illinois. It was built in 2004, so it is 21 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25 vehicles a day, projected to reach 25 by 2046. The structure is 41 ft (12.6 m) long and 28 ft wide.

CarriesTR 109(N 4101st)
CrossesBr Indian Creek
LocationE. 1765 N 4101st
RouteCounty Highway 0
Coordinates41.53532, -88.82331
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length41 ft (12.6 m)
Longest span39 ft (11.9 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2016)
Projected traffic25 by 2046
Trucks0%
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 109(N 4101st) over Br Indian Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is TR 109(N 4101st) over Br Indian Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2022.

How much traffic does TR 109(N 4101st) over Br Indian Creek carry?

About 25 vehicles per day (2016 count).

How long is TR 109(N 4101st) over Br Indian Creek?

The structure is 41 ft (12.6 m) long with a longest span of 39 ft (11.9 m) and a deck 28 ft wide.

Who owns TR 109(N 4101st) over Br Indian Creek?

It is owned by the Town or Township Highway Agency.