US Bridges

TR 0163 over Three Mile Branch

Good

Montgomery County, Illinois · 5 MI N Litchfield · Structure no. 068501700000000

Built
1976
49 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete Continuous
Length
31 ft
3 main spans
Daily traffic
25
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 0163 over Three Mile Branch is a concrete continuous culvert carrying TR 0163 over Three Mile Branch in Montgomery County, Illinois. It was built in 1976, so it is 49 years old, older 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 31 ft (9.5 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 0163
CrossesThree Mile Branch
Location5 MI N Litchfield
RouteCounty Highway 0
Coordinates39.24871, -89.64258
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span15 ft (4.6 m)
Deck width24 ft (7.4 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2020)
Projected traffic25 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 TR 0163 over Three Mile Branch built?

It was built in 1976, making it 49 years old in 2025.

What condition is TR 0163 over Three Mile Branch 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 January 2025.

How much traffic does TR 0163 over Three Mile Branch carry?

About 25 vehicles per day (2020 count).

How long is TR 0163 over Three Mile Branch?

The structure is 31 ft (9.5 m) long with a longest span of 15 ft (4.6 m) and a deck 24 ft wide.

Who owns TR 0163 over Three Mile Branch?

It is owned by the Town or Township Highway Agency.