US Bridges

Sth 78 over E Br Pecatonica River

Good

Lafayette County, Wisconsin · 4.2M N JCT Cth a · Structure no. B33009900000000

Built
2003
22 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
159 ft
3 main spans
Daily traffic
1,500
2022 count
Owner
State
State Highway Agency

About this bridge

Sth 78 over E Br Pecatonica River is a prestressed concrete continuous stringer/multi-beam or girder carrying Sth 78 over E Br Pecatonica River in Lafayette County, Wisconsin. It was built in 2003, so it is 22 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 1,500 vehicles a day, roughly 4% of them trucks, projected to reach 1,600 by 2042. The structure is 159 ft (48.4 m) long and 36 ft wide. If it were closed, the detour would be 41.6 mi (67 km).

Location

Open in Google Maps
CarriesSth 78
CrossesE Br Pecatonica River
Location4.2M N JCT Cth a
RouteState Highway 78
CountyLafayette County
StateWisconsin
Coordinates42.78544, -89.86107
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length159 ft (48.4 m)
Longest span52 ft (15.8 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2022)
Projected traffic1,600 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed41.6 mi (67 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sth 78 over E Br Pecatonica River built?

It was built in 2003, making it 22 years old in 2025.

What condition is Sth 78 over E Br Pecatonica River 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 October 2023.

How much traffic does Sth 78 over E Br Pecatonica River carry?

About 1,500 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Sth 78 over E Br Pecatonica River?

The structure is 159 ft (48.4 m) long with a longest span of 52 ft (15.8 m) and a deck 36 ft wide.

Who owns Sth 78 over E Br Pecatonica River?

It is owned by the State Highway Agency.