US Bridges

Lrd Watertown Plan over Underwood Creek

Fair

Milwaukee County, Wisconsin · 0.1 MI W JCT Sth 100 · Structure no. B40047000000000

Built
1972
53 years old, rebuilt 2017
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
370 ft
5 main spans
Daily traffic
5,550
2022 count
Owner
State
State Highway Agency

About this bridge

Lrd Watertown Plan over Underwood Creek is a steel continuous stringer/multi-beam or girder carrying Lrd Watertown Plan over Underwood Creek in Milwaukee County, Wisconsin. It was built in 1972 and reconstructed in 2017, so it is 53 years old, older 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 5,550 vehicles a day, roughly 3% of them trucks, projected to reach 20,000 by 2042. The structure is 370 ft (112.8 m) long and 37 ft wide.

CarriesLrd Watertown Plan
CrossesUnderwood Creek
Location0.1 MI W JCT Sth 100
RouteCity Street 0
Coordinates43.04548, -88.05148
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length370 ft (112.8 m)
Longest span106 ft (32.3 m)
Deck width37 ft (11.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,550 (2022)
Projected traffic20,000 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Watertown Plan over Underwood Creek built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2017.

What condition is Lrd Watertown Plan over Underwood Creek 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 October 2023.

How much traffic does Lrd Watertown Plan over Underwood Creek carry?

About 5,550 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Lrd Watertown Plan over Underwood Creek?

The structure is 370 ft (112.8 m) long with a longest span of 106 ft (32.3 m) and a deck 37 ft wide.

Who owns Lrd Watertown Plan over Underwood Creek?

It is owned by the State Highway Agency.