US Bridges

Sth 33 over IH 90-IH 94

Fair

Columbia County, Wisconsin · 0.9M E JCT Cth W · Structure no. B11003000000000

Built
1961
64 years old, rebuilt 1994
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
214 ft
4 main spans
Daily traffic
6,800
2021 count
Owner
State
State Highway Agency

About this bridge

Sth 33 over IH 90-IH 94 is a prestressed concrete stringer/multi-beam or girder carrying Sth 33 over IH 90-IH 94 in Columbia County, Wisconsin. It was built in 1961 and reconstructed in 1994, so it is 64 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 6,800 vehicles a day, roughly 5% of them trucks, projected to reach 8,650 by 2043. The structure is 214 ft (65.2 m) long and 36 ft wide.

Location

Open in Google Maps
CarriesSth 33
CrossesIH 90-IH 94
Location0.9M E JCT Cth W
RouteState Highway 33
CountyColumbia County
StateWisconsin
Coordinates43.51297, -89.5237
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length214 ft (65.2 m)
Longest span70 ft (21.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,800 (2021)
Projected traffic8,650 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sth 33 over IH 90-IH 94 built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1994.

What condition is Sth 33 over IH 90-IH 94 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 August 2024.

How much traffic does Sth 33 over IH 90-IH 94 carry?

About 6,800 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Sth 33 over IH 90-IH 94?

The structure is 214 ft (65.2 m) long with a longest span of 70 ft (21.3 m) and a deck 36 ft wide.

Who owns Sth 33 over IH 90-IH 94?

It is owned by the State Highway Agency.