US Bridges

Walnut Road over Yellow Bank Creek

Good

St. Joseph County, Indiana · 00.40 N of SR 23 · Structure no. 7100148

Built
2020
5 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete Continuous
Length
97 ft
3 main spans
Daily traffic
599
2019 count
Owner
County
County Highway Agency

About this bridge

Walnut Road over Yellow Bank Creek is a concrete continuous slab carrying Walnut Road over Yellow Bank Creek in St. Joseph County, Indiana. It was built in 2020, so it is 5 years old, younger than the Indiana average of 46.6 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 599 vehicles a day, roughly 14% of them trucks, projected to reach 731 by 2039. The structure is 97 ft (29.5 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWalnut Road
CrossesYellow Bank Creek
Location00.40 N of SR 23
RouteCounty Highway 0
StateIndiana
Coordinates41.4865, -86.47658
Functional classRural Minor Collector

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 inspectionSeptember 2024
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length97 ft (29.5 m)
Longest span43 ft (13 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic599 (2019)
Projected traffic731 by 2039
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Walnut Road over Yellow Bank Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Walnut Road over Yellow Bank 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 September 2024.

How much traffic does Walnut Road over Yellow Bank Creek carry?

About 599 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is Walnut Road over Yellow Bank Creek?

The structure is 97 ft (29.5 m) long with a longest span of 43 ft (13 m) and a deck 28 ft wide.

Who owns Walnut Road over Yellow Bank Creek?

It is owned by the County Highway Agency.