US Bridges

Lrd Mallard RD over East River

Good

Brown County, Wisconsin · 1.02M W JCT Sth 57 · Structure no. B05047300000000

Built
2020
5 years old
Condition
Good
inspected September 2024
Type
Arch - Deck
Steel
Length
43 ft
1 main span
Daily traffic
100
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Mallard RD over East River is a steel arch - deck carrying Lrd Mallard RD over East River in Brown County, Wisconsin. It was built in 2020, so it is 5 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 5% of them trucks, projected to reach 200 by 2043. The structure is 43 ft (13 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLrd Mallard RD
CrossesEast River
Location1.02M W JCT Sth 57
RouteCity Street 0
Coordinates44.33556, -88.11192
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.9 US tons
Inventory rating39.7 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckSteel plate
Main spans1
Design loadHL 93
Structure length43 ft (13 m)
Longest span43 ft (13 m)
Deck width40 ft (12.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic200 by 2043
Trucks5%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Mallard RD over East River built?

It was built in 2020, making it 5 years old in 2025.

What condition is Lrd Mallard RD over East River 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 Lrd Mallard RD over East River carry?

About 100 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Lrd Mallard RD over East River?

The structure is 43 ft (13 m) long with a longest span of 43 ft (13 m) and a deck 40 ft wide.

Who owns Lrd Mallard RD over East River?

It is owned by the Town or Township Highway Agency.