US Bridges

Sth 49 over IH 41

Good

Dodge County, Wisconsin · At JCT Sth 49-CTH Kk · Structure no. B14011500000000

Built
1994
31 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
237 ft
2 main spans
Daily traffic
4,600
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 49 over IH 41 is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 49 over IH 41 in Dodge County, Wisconsin. It was built in 1994, so it is 31 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 4,600 vehicles a day, projected to reach 5,100 by 2042. The structure is 237 ft (72.2 m) long and 70 ft wide.

CarriesSth 49
CrossesIH 41
LocationAt JCT Sth 49-CTH Kk
RouteState Highway 49
Coordinates43.61611, -88.43763
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.1 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length237 ft (72.2 m)
Longest span115 ft (35.1 m)
Deck width70 ft (21.4 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,600 (2022)
Projected traffic5,100 by 2042
Trucks0%
Lanes on structure3
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 49 over IH 41 built?

It was built in 1994, making it 31 years old in 2025.

What condition is Sth 49 over IH 41 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 June 2023.

How much traffic does Sth 49 over IH 41 carry?

About 4,600 vehicles per day (2022 count).

How long is Sth 49 over IH 41?

The structure is 237 ft (72.2 m) long with a longest span of 115 ft (35.1 m) and a deck 70 ft wide.

Who owns Sth 49 over IH 41?

It is owned by the State Highway Agency.