US Bridges

Cth E Silver Spri over Milwaukee River

Fair

Milwaukee County, Wisconsin · 0.1M W JCT IH 43 · Structure no. B40058000000000

Built
1991
34 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
299 ft
3 main spans
Daily traffic
15,600
2022 count
Owner
State
State Highway Agency

About this bridge

Cth E Silver Spri over Milwaukee River is a prestressed concrete continuous stringer/multi-beam or girder carrying Cth E Silver Spri over Milwaukee River in Milwaukee County, Wisconsin. It was built in 1991, so it is 34 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 15,600 vehicles a day, projected to reach 17,700 by 2042. The structure is 299 ft (91.1 m) long and 52 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesCth E Silver Spri
CrossesMilwaukee River
Location0.1M W JCT IH 43
RouteCounty Highway 0E
CountyMilwaukee County
StateWisconsin
Coordinates43.11879, -87.91975
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length299 ft (91.1 m)
Longest span99 ft (30.1 m)
Deck width52 ft (15.8 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,600 (2022)
Projected traffic17,700 by 2042
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 Cth E Silver Spri over Milwaukee River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Cth E Silver Spri 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 March 2023.

How much traffic does Cth E Silver Spri over Milwaukee River carry?

About 15,600 vehicles per day (2022 count).

How long is Cth E Silver Spri over Milwaukee River?

The structure is 299 ft (91.1 m) long with a longest span of 99 ft (30.1 m) and a deck 52 ft wide.

Who owns Cth E Silver Spri over Milwaukee River?

It is owned by the State Highway Agency.