US Bridges

TR-38 (w Mound Rd) over Br of Yellow Creek

Good

Stephenson County, Illinois · 0.9 MI W of Ill 73 · Structure no. 089324300000000

Built
1983
42 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
3 main spans
Daily traffic
75
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-38 (w Mound Rd) over Br of Yellow Creek is a prestressed concrete box beam or girders - multiple carrying TR-38 (w Mound Rd) over Br of Yellow Creek in Stephenson County, Illinois. It was built in 1983, so it is 42 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 75 vehicles a day, roughly 1% of them trucks, projected to reach 76 by 2046. The structure is 75 ft (22.9 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTR-38 (w Mound Rd)
CrossesBr of Yellow Creek
Location0.9 MI W of Ill 73
RouteCounty Highway 0
Coordinates42.32756, -89.84431
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum 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 spans3
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2019)
Projected traffic76 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-38 (w Mound Rd) over Br of Yellow Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is TR-38 (w Mound Rd) over Br of Yellow 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 December 2023.

How much traffic does TR-38 (w Mound Rd) over Br of Yellow Creek carry?

About 75 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is TR-38 (w Mound Rd) over Br of Yellow Creek?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 24 ft wide.

Who owns TR-38 (w Mound Rd) over Br of Yellow Creek?

It is owned by the Town or Township Highway Agency.