US Bridges

Sth 145 Sb-W Fond over Lrd N 91st ST

Good

Milwaukee County, Wisconsin · 2.0 MI S JCT Ush 45 · Structure no. B40027600000000

Built
1966
59 years old, rebuilt 2013
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
223 ft
4 main spans
Daily traffic
11,050
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 145 Sb-W Fond over Lrd N 91st ST is a steel continuous stringer/multi-beam or girder carrying Sth 145 Sb-W Fond over Lrd N 91st ST in Milwaukee County, Wisconsin. It was built in 1966 and reconstructed in 2013, so it is 59 years old, older 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 11,050 vehicles a day, roughly 2% of them trucks, projected to reach 11,285 by 2042. The structure is 223 ft (68.1 m) long and 60 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSth 145 Sb-W Fond
CrossesLrd N 91st ST
Location2.0 MI S JCT Ush 45
RouteState Highway 145
Coordinates43.13032, -88.02586
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionOctober 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 rating52.2 US tons
Inventory rating30.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length223 ft (68.1 m)
Longest span71 ft (21.5 m)
Deck width60 ft (18.2 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,050 (2022)
Projected traffic11,285 by 2042
Trucks2%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 145 Sb-W Fond over Lrd N 91st ST built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2013.

What condition is Sth 145 Sb-W Fond over Lrd N 91st ST 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 October 2023.

How much traffic does Sth 145 Sb-W Fond over Lrd N 91st ST carry?

About 11,050 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Sth 145 Sb-W Fond over Lrd N 91st ST?

The structure is 223 ft (68.1 m) long with a longest span of 71 ft (21.5 m) and a deck 60 ft wide.

Who owns Sth 145 Sb-W Fond over Lrd N 91st ST?

It is owned by the State Highway Agency.