US Bridges

Sth 164 over Bugline Trail

Fair

Waukesha County, Wisconsin · 0.2 MI N Cth Vv (silver S · Structure no. B67027300000000

Built
2006
19 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
18,000
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 164 over Bugline Trail is a concrete culvert carrying Sth 164 over Bugline Trail in Waukesha County, Wisconsin. It was built in 2006, so it is 19 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 18,000 vehicles a day, roughly 5% of them trucks, projected to reach 21,600 by 2042. The structure is 20 ft (6.2 m) long and 142 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesSth 164
CrossesBugline Trail
Location0.2 MI N Cth Vv (silver S
RouteState Highway 164
Coordinates43.14046, -88.24376
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
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.1 US tons
Inventory rating46.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length20 ft (6.2 m)
Longest span16 ft (4.9 m)
Deck width142 ft (43.2 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2022)
Projected traffic21,600 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed14.9 mi (24 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$256,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sth 164 over Bugline Trail built?

It was built in 2006, making it 19 years old in 2025.

What condition is Sth 164 over Bugline Trail 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 164 over Bugline Trail carry?

About 18,000 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Sth 164 over Bugline Trail?

The structure is 20 ft (6.2 m) long with a longest span of 16 ft (4.9 m) and a deck 142 ft wide.

Who owns Sth 164 over Bugline Trail?

It is owned by the State Highway Agency.