US Bridges

Ush 51 over Rocky Run Creek

Good

Columbia County, Wisconsin · 1.2M N JCT Cth B · Structure no. B11017000000000

Built
2020
5 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
43 ft
1 main span
Daily traffic
4,200
2021 count
Owner
State
State Highway Agency

About this bridge

Ush 51 over Rocky Run Creek is a concrete slab carrying Ush 51 over Rocky Run Creek in Columbia County, Wisconsin. It was built in 2020, so it is 5 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,200 vehicles a day, roughly 13% of them trucks, projected to reach 4,700 by 2041. The structure is 43 ft (13.2 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUsh 51
CrossesRocky Run Creek
Location1.2M N JCT Cth B
RouteU.S. Route 51
Coordinates43.45586, -89.40669
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.2 m)
Longest span40 ft (12.2 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2021)
Projected traffic4,700 by 2041
Trucks13%
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

OwnerState Highway Agency
Maintained byState 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 Ush 51 over Rocky Run Creek built?

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

What condition is Ush 51 over Rocky Run 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 October 2024.

How much traffic does Ush 51 over Rocky Run Creek carry?

About 4,200 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is Ush 51 over Rocky Run Creek?

The structure is 43 ft (13.2 m) long with a longest span of 40 ft (12.2 m) and a deck 47 ft wide.

Who owns Ush 51 over Rocky Run Creek?

It is owned by the State Highway Agency.