US Bridges

Sth 93-MAIN ST over Buffalo River

Fair

Trempealeau County, Wisconsin · 0.3M N JCT Cth Y to W · Structure no. B61054600000000

Built
1948
77 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
200 ft
3 main spans
Daily traffic
3,200
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 93-MAIN ST over Buffalo River is a steel continuous stringer/multi-beam or girder carrying Sth 93-MAIN ST over Buffalo River in Trempealeau County, Wisconsin. It was built in 1948, so it is 77 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 3,200 vehicles a day, roughly 11% of them trucks, projected to reach 3,840 by 2043. The structure is 200 ft (61 m) long and 38 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

Open in Google Maps
CarriesSth 93-MAIN ST
CrossesBuffalo River
Location0.3M N JCT Cth Y to W
RouteState Highway 93
CountyTrempealeau County
StateWisconsin
Coordinates44.57089, -91.47106
Functional classRural Principal Arterial - Other

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 inspectionOctober 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 rating50.4 US tons
Inventory rating28.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length200 ft (61 m)
Longest span75 ft (22.9 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2022)
Projected traffic3,840 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemYes

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 93-MAIN ST over Buffalo River built?

It was built in 1948, making it 77 years old in 2025.

What condition is Sth 93-MAIN ST over Buffalo River 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 October 2024.

How much traffic does Sth 93-MAIN ST over Buffalo River carry?

About 3,200 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Sth 93-MAIN ST over Buffalo River?

The structure is 200 ft (61 m) long with a longest span of 75 ft (22.9 m) and a deck 38 ft wide.

Who owns Sth 93-MAIN ST over Buffalo River?

It is owned by the State Highway Agency.