US Bridges

Sth 54 over Morrison Creek

Fair

Jackson County, Wisconsin · 7.6M E JCT Cth K · Structure no. B27000700000000

Built
1953
72 years old, rebuilt 1996
Condition
Fair
inspected September 2023
Type
Slab
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
910
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 54 over Morrison Creek is a concrete continuous slab carrying Sth 54 over Morrison Creek in Jackson County, Wisconsin. It was built in 1953 and reconstructed in 1996, so it is 72 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 910 vehicles a day, roughly 13% of them trucks, projected to reach 1,092 by 2042. The structure is 105 ft (31.9 m) long and 32 ft wide. If it were closed, the detour would be 20.5 mi (33 km).

CarriesSth 54
CrossesMorrison Creek
Location7.6M E JCT Cth K
RouteState Highway 54
Coordinates44.33567, -90.59117
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.9 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (31.9 m)
Longest span40 ft (12.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic910 (2022)
Projected traffic1,092 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed20.5 mi (33 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 Sth 54 over Morrison Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1996.

What condition is Sth 54 over Morrison Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Sth 54 over Morrison Creek carry?

About 910 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Sth 54 over Morrison Creek?

The structure is 105 ft (31.9 m) long with a longest span of 40 ft (12.2 m) and a deck 32 ft wide.

Who owns Sth 54 over Morrison Creek?

It is owned by the State Highway Agency.