US Bridges

Sth 28-MAIN ST over Milwaukee River

Fair

Washington County, Wisconsin · 0.3 M E JCT Ush 45 · Structure no. B66018400000000

Built
2014
11 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
115 ft
2 main spans
Daily traffic
8,200
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 28-MAIN ST over Milwaukee River is a concrete slab carrying Sth 28-MAIN ST over Milwaukee River in Washington County, Wisconsin. It was built in 2014, so it is 11 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 8,200 vehicles a day, projected to reach 8,200 by 2043. The structure is 115 ft (34.9 m) long and 54 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesSth 28-MAIN ST
CrossesMilwaukee River
Location0.3 M E JCT Ush 45
RouteState Highway 28
CountyWashington County
StateWisconsin
Coordinates43.52085, -88.2223
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length115 ft (34.9 m)
Longest span56 ft (17.1 m)
Deck width54 ft (16.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2022)
Projected traffic8,200 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 28-MAIN ST over Milwaukee River built?

It was built in 2014, making it 11 years old in 2025.

What condition is Sth 28-MAIN ST over Milwaukee River 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 September 2024.

How much traffic does Sth 28-MAIN ST over Milwaukee River carry?

About 8,200 vehicles per day (2022 count).

How long is Sth 28-MAIN ST over Milwaukee River?

The structure is 115 ft (34.9 m) long with a longest span of 56 ft (17.1 m) and a deck 54 ft wide.

Who owns Sth 28-MAIN ST over Milwaukee River?

It is owned by the State Highway Agency.