US Bridges

Cth Xx (oakdale DR over Pebble Brook Creek

Fair

Waukesha County, Wisconsin · 1.7M S JCT Cth I · Structure no. B67019500000000

Built
1980
45 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
3,330
2022 count
Owner
County
County Highway Agency

About this bridge

Cth Xx (oakdale DR over Pebble Brook Creek is a concrete continuous culvert carrying Cth Xx (oakdale DR over Pebble Brook Creek in Waukesha County, Wisconsin. It was built in 1980, so it is 45 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 3,330 vehicles a day, projected to reach 4,000 by 2042. The structure is 29 ft (8.9 m) long and 46 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesCth Xx (oakdale DR
CrossesPebble Brook Creek
Location1.7M S JCT Cth I
RouteCounty Highway 0XX
CountyWaukesha County
StateWisconsin
Coordinates42.93449, -88.25784
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length29 ft (8.9 m)
Longest span12 ft (3.8 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,330 (2022)
Projected traffic4,000 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Xx (oakdale DR over Pebble Brook Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Cth Xx (oakdale DR over Pebble Brook Creek 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 2023.

How much traffic does Cth Xx (oakdale DR over Pebble Brook Creek carry?

About 3,330 vehicles per day (2022 count).

How long is Cth Xx (oakdale DR over Pebble Brook Creek?

The structure is 29 ft (8.9 m) long with a longest span of 12 ft (3.8 m) and a deck 46 ft wide.

Who owns Cth Xx (oakdale DR over Pebble Brook Creek?

It is owned by the County Highway Agency.