US Bridges

Sth 28 over E Br Milwaukee River

Good

Washington County, Wisconsin · 0.9M E JCT Cth S · Structure no. B66012200000000

Built
1997
28 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
3,400
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 28 over E Br Milwaukee River is a prestressed concrete stringer/multi-beam or girder carrying Sth 28 over E Br Milwaukee River in Washington County, Wisconsin. It was built in 1997, so it is 28 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 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 3,400 vehicles a day, roughly 8% of them trucks, projected to reach 3,390 by 2042. The structure is 65 ft (19.8 m) long and 38 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesSth 28
CrossesE Br Milwaukee River
Location0.9M E JCT Cth S
RouteState Highway 28
Coordinates43.52114, -88.20328
Functional classRural Minor Arterial

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 inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span62 ft (19 m)
Deck width38 ft (11.7 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2022)
Projected traffic3,390 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 over E Br Milwaukee River built?

It was built in 1997, making it 28 years old in 2025.

What condition is Sth 28 over E Br Milwaukee 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 2023.

How much traffic does Sth 28 over E Br Milwaukee River carry?

About 3,400 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Sth 28 over E Br Milwaukee River?

The structure is 65 ft (19.8 m) long with a longest span of 62 ft (19 m) and a deck 38 ft wide.

Who owns Sth 28 over E Br Milwaukee River?

It is owned by the State Highway Agency.