US Bridges

IH 41 NB over Sth 114

Fair

Winnebago County, Wisconsin · 6.6M N JCT Ush 45 to N · Structure no. B70012400000000

Built
1994
31 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
199 ft
2 main spans
Daily traffic
39,350
2021 count
Owner
State
State Highway Agency

About this bridge

IH 41 NB over Sth 114 is a prestressed concrete continuous stringer/multi-beam or girder carrying IH 41 NB over Sth 114 in Winnebago 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 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 39,350 vehicles a day, roughly 10% of them trucks, projected to reach 57,088 by 2042. The structure is 199 ft (60.8 m) long and 59 ft wide.

CarriesIH 41 NB
CrossesSth 114
Location6.6M N JCT Ush 45 to N
RouteInterstate 41
Coordinates44.17587, -88.4882
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.5 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length199 ft (60.8 m)
Longest span98 ft (29.9 m)
Deck width59 ft (18.1 m)
Roadway width56 ft (17.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,350 (2021)
Projected traffic57,088 by 2042
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 41 NB over Sth 114 built?

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

What condition is IH 41 NB over Sth 114 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 2023.

How much traffic does IH 41 NB over Sth 114 carry?

About 39,350 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is IH 41 NB over Sth 114?

The structure is 199 ft (60.8 m) long with a longest span of 98 ft (29.9 m) and a deck 59 ft wide.

Who owns IH 41 NB over Sth 114?

It is owned by the State Highway Agency.