US Bridges

Sth 92 over Mt Vernon Creek

Good

Dane County, Wisconsin · 2.2M E JCT Cth U · Structure no. B13043200000000

Built
1998
27 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
2,200
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 92 over Mt Vernon Creek is a prestressed concrete stringer/multi-beam or girder carrying Sth 92 over Mt Vernon Creek in Dane County, Wisconsin. It was built in 1998, so it is 27 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,200 vehicles a day, roughly 5% of them trucks, projected to reach 2,640 by 2042. The structure is 57 ft (17.3 m) long and 33 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesSth 92
CrossesMt Vernon Creek
Location2.2M E JCT Cth U
RouteState Highway 92
Coordinates42.92154, -89.62233
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.9 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length57 ft (17.3 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2022)
Projected traffic2,640 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 92 over Mt Vernon Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is Sth 92 over Mt Vernon Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Sth 92 over Mt Vernon Creek carry?

About 2,200 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Sth 92 over Mt Vernon Creek?

The structure is 57 ft (17.3 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns Sth 92 over Mt Vernon Creek?

It is owned by the State Highway Agency.