US Bridges

Sth 80 over Melancthon Creek

Fair

Richland County, Wisconsin · 0.8M N JCT Cth C · Structure no. B52004900000000

Built
1976
49 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
1,400
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 80 over Melancthon Creek is a prestressed concrete box beam or girders - multiple carrying Sth 80 over Melancthon Creek in Richland County, Wisconsin. It was built in 1976, so it is 49 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 6 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 1,400 vehicles a day, roughly 13% of them trucks, projected to reach 1,680 by 2042. The structure is 50 ft (15.3 m) long and 33 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesSth 80
CrossesMelancthon Creek
Location0.8M N JCT Cth C
RouteState Highway 80
Coordinates43.49375, -90.35761
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.8 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length50 ft (15.3 m)
Longest span50 ft (15.2 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic1,680 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 80 over Melancthon Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Sth 80 over Melancthon 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 April 2024.

How much traffic does Sth 80 over Melancthon Creek carry?

About 1,400 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Sth 80 over Melancthon Creek?

The structure is 50 ft (15.3 m) long with a longest span of 50 ft (15.2 m) and a deck 33 ft wide.

Who owns Sth 80 over Melancthon Creek?

It is owned by the State Highway Agency.