US Bridges

TR 620 over Gum Branch

Good

Wayne County, Illinois · 2 MI E Mt Erie .5S · Structure no. 096500800000000

Built
1999
26 years old
Condition
Good
inspected January 2023
Type
Culvert
Prestressed Concrete
Length
23 ft
2 main spans
Daily traffic
100
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 620 over Gum Branch is a prestressed concrete culvert carrying TR 620 over Gum Branch in Wayne County, Illinois. It was built in 1999, so it is 26 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 100 vehicles a day, roughly 18% of them trucks, projected to reach 153 by 2046. The structure is 23 ft (7.1 m) long.

CarriesTR 620
CrossesGum Branch
Location2 MI E Mt Erie .5S
RouteCounty Highway 0
Coordinates38.50824, -88.18438
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialPrestressed Concrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7.1 m)
Longest span23 ft (7.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic153 by 2046
Trucks18%
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 620 over Gum Branch built?

It was built in 1999, making it 26 years old in 2025.

What condition is TR 620 over Gum 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 2023.

How much traffic does TR 620 over Gum Branch carry?

About 100 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is TR 620 over Gum Branch?

The structure is 23 ft (7.1 m) long with a longest span of 23 ft (7.1 m).

Who owns TR 620 over Gum Branch?

It is owned by the Town or Township Highway Agency.