US Bridges

Sth 57-GREEN Bay a over Br Milwaukee River

Fair

Milwaukee County, Wisconsin · 2.0M N JCT Cth Pp · Structure no. B40015500000000

Built
1963
62 years old
Condition
Fair
inspected October 2024
Type
Frame
Concrete
Length
37 ft
1 main span
Daily traffic
7,100
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 57-GREEN Bay a over Br Milwaukee River is a concrete frame carrying Sth 57-GREEN Bay a over Br Milwaukee River in Milwaukee County, Wisconsin. It was built in 1963, so it is 62 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 5 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 7,100 vehicles a day, roughly 3% of them trucks, projected to reach 36,640 by 2043. The structure is 37 ft (11.2 m) long and 117 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSth 57-GREEN Bay a
CrossesBr Milwaukee River
Location2.0M N JCT Cth Pp
RouteState Highway 57
Coordinates43.17157, -87.96273
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating50 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.2 m)
Longest span34 ft (10.4 m)
Deck width117 ft (35.7 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,100 (2022)
Projected traffic36,640 by 2043
Trucks3%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$377,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 57-GREEN Bay a over Br Milwaukee River built?

It was built in 1963, making it 62 years old in 2025.

What condition is Sth 57-GREEN Bay a over Br 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 October 2024.

How much traffic does Sth 57-GREEN Bay a over Br Milwaukee River carry?

About 7,100 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Sth 57-GREEN Bay a over Br Milwaukee River?

The structure is 37 ft (11.2 m) long with a longest span of 34 ft (10.4 m) and a deck 117 ft wide.

Who owns Sth 57-GREEN Bay a over Br Milwaukee River?

It is owned by the State Highway Agency.