US Bridges

Lrd Brown Deer Par over Park Lagoon

Good

Milwaukee County, Wisconsin · 0.8M W JCT Sth 57 · Structure no. P40057200000000

Built
1936
89 years old
Condition
Good
inspected June 2024
Type
Arch - Deck
Concrete
Length
22 ft
1 main span
Daily traffic
47
2022 count
Owner
County
County Highway Agency

About this bridge

Lrd Brown Deer Par over Park Lagoon is a concrete arch - deck carrying Lrd Brown Deer Par over Park Lagoon in Milwaukee County, Wisconsin. It was built in 1936, so it is 89 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 47 vehicles a day, projected to reach 51 by 2043. The structure is 22 ft (6.7 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLrd Brown Deer Par
CrossesPark Lagoon
Location0.8M W JCT Sth 57
RouteCity Street 0
Coordinates43.15828, -87.95494
Functional classUrban Local

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.4 US tons
Inventory rating26.8 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length22 ft (6.7 m)
Longest span21 ft (6.4 m)
Deck width39 ft (12 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47 (2022)
Projected traffic51 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Lrd Brown Deer Par over Park Lagoon built?

It was built in 1936, making it 89 years old in 2025.

What condition is Lrd Brown Deer Par over Park Lagoon 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 2024.

How much traffic does Lrd Brown Deer Par over Park Lagoon carry?

About 47 vehicles per day (2022 count).

How long is Lrd Brown Deer Par over Park Lagoon?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.4 m) and a deck 39 ft wide.

Who owns Lrd Brown Deer Par over Park Lagoon?

It is owned by the County Highway Agency.