US Bridges

Lrd Trotter RD over Trotter Branch

Poor

Lafayette County, Wisconsin · 0.3M N JCT Cth Y · Structure no. P33016200000000

Built
1930
95 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
47
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Trotter RD over Trotter Branch is a steel stringer/multi-beam or girder carrying Lrd Trotter RD over Trotter Branch in Lafayette County, Wisconsin. It was built in 1930, so it is 95 years old, older than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 47 vehicles a day, projected to reach 51 by 2043. The structure is 35 ft (10.7 m) long and 27 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesLrd Trotter RD
CrossesTrotter Branch
Location0.3M N JCT Cth Y
RouteCity Street 0
CountyLafayette County
StateWisconsin
Coordinates42.6535, -89.85688
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating28.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length35 ft (10.7 m)
Longest span33 ft (10.2 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47 (2022)
Projected traffic51 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$176,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Trotter RD over Trotter Branch built?

It was built in 1930, making it 95 years old in 2025.

What condition is Lrd Trotter RD over Trotter Branch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Lrd Trotter RD over Trotter Branch carry?

About 47 vehicles per day (2022 count).

How long is Lrd Trotter RD over Trotter Branch?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.2 m) and a deck 27 ft wide.

Who owns Lrd Trotter RD over Trotter Branch?

It is owned by the Town or Township Highway Agency.