US Bridges

Lrd Learning Pi (m over Koshkonong Creek

Good

Dane County, Wisconsin · 200 Ft E JCT Marshview DR · Structure no. B13093800000000

Built
2010
15 years old
Condition
Good
inspected September 2024
Type
Arch - Deck
Concrete
Length
45 ft
1 main span
Daily traffic
430
2024 count
Owner
Private
Private (other than railroad)

About this bridge

Lrd Learning Pi (m over Koshkonong Creek is a concrete arch - deck carrying Lrd Learning Pi (m over Koshkonong Creek in Dane County, Wisconsin. It was built in 2010, so it is 15 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 430 vehicles a day, projected to reach 430 by 2043. The structure is 45 ft (13.8 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLrd Learning Pi (m
CrossesKoshkonong Creek
Location200 Ft E JCT Marshview DR
RouteCity Street 0
Coordinates43.17571, -89.2168
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.9 US tons
Inventory rating44.6 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length45 ft (13.8 m)
Longest span45 ft (13.8 m)
Deck width40 ft (12.2 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2024)
Projected traffic430 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerPrivate (other than railroad)
Maintained byPrivate (other than railroad)
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 Lrd Learning Pi (m over Koshkonong Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Lrd Learning Pi (m over Koshkonong Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Lrd Learning Pi (m over Koshkonong Creek carry?

About 430 vehicles per day (2024 count).

How long is Lrd Learning Pi (m over Koshkonong Creek?

The structure is 45 ft (13.8 m) long with a longest span of 45 ft (13.8 m) and a deck 40 ft wide.

Who owns Lrd Learning Pi (m over Koshkonong Creek?

It is owned by the Private (other than railroad).