US Bridges

Lrd Carmichael RD over IH 94-USH 12-STH 35

Fair

St. Croix County, Wisconsin · 1.0M S JCT Cth Uu · Structure no. B55011800000000

Built
1991
34 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
234 ft
2 main spans
Daily traffic
30,600
2022 count
Owner
State
State Highway Agency

About this bridge

Lrd Carmichael RD over IH 94-USH 12-STH 35 is a prestressed concrete continuous stringer/multi-beam or girder carrying Lrd Carmichael RD over IH 94-USH 12-STH 35 in St. Croix County, Wisconsin. It was built in 1991, so it is 34 years old, younger 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 30,600 vehicles a day, roughly 1% of them trucks, projected to reach 41,040 by 2043. The structure is 234 ft (71.4 m) long and 112 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesLrd Carmichael RD
CrossesIH 94-USH 12-STH 35
Location1.0M S JCT Cth Uu
RouteCity Street 0
CountySt. Croix County
StateWisconsin
Coordinates44.96315, -92.72091
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.9 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length234 ft (71.4 m)
Longest span115 ft (35.1 m)
Deck width112 ft (34 m)
Roadway width94 ft (28.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,600 (2022)
Projected traffic41,040 by 2043
Trucks1%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5.6 mi (9 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lrd Carmichael RD over IH 94-USH 12-STH 35 built?

It was built in 1991, making it 34 years old in 2025.

What condition is Lrd Carmichael RD over IH 94-USH 12-STH 35 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 June 2024.

How much traffic does Lrd Carmichael RD over IH 94-USH 12-STH 35 carry?

About 30,600 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Lrd Carmichael RD over IH 94-USH 12-STH 35?

The structure is 234 ft (71.4 m) long with a longest span of 115 ft (35.1 m) and a deck 112 ft wide.

Who owns Lrd Carmichael RD over IH 94-USH 12-STH 35?

It is owned by the State Highway Agency.