US Bridges

Sth 83 over Sth 16

Fair

Waukesha County, Wisconsin · 3.9 MI N JCT IH 94 · Structure no. B67016600000000

Built
1976
49 years old, rebuilt 2020
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
271 ft
2 main spans
Daily traffic
21,800
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 83 over Sth 16 is a steel continuous stringer/multi-beam or girder carrying Sth 83 over Sth 16 in Waukesha County, Wisconsin. It was built in 1976 and reconstructed in 2020, so it is 49 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 21,800 vehicles a day, roughly 11% of them trucks, projected to reach 26,160 by 2042. The structure is 271 ft (82.5 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSth 83
CrossesSth 16
Location3.9 MI N JCT IH 94
RouteState Highway 83
Coordinates43.10502, -88.36263
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.9 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length271 ft (82.5 m)
Longest span133 ft (40.5 m)
Deck width50 ft (15.2 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,800 (2022)
Projected traffic26,160 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sth 83 over Sth 16 built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2020.

What condition is Sth 83 over Sth 16 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 May 2024.

How much traffic does Sth 83 over Sth 16 carry?

About 21,800 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Sth 83 over Sth 16?

The structure is 271 ft (82.5 m) long with a longest span of 133 ft (40.5 m) and a deck 50 ft wide.

Who owns Sth 83 over Sth 16?

It is owned by the State Highway Agency.