US Bridges

Lrd Big Green RD over Big Green River

PoorPosted for load

Grant County, Wisconsin · 0.2M S JCT Cth K · Structure no. P22015800000000

Built
1919
106 years old
Condition
Poor
inspected December 2024
Type
Truss - Thru
Steel
Length
52 ft
1 main span
Daily traffic
53
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Big Green RD over Big Green River is a steel truss - thru carrying Lrd Big Green RD over Big Green River in Grant County, Wisconsin. It was built in 1919, so it is 106 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. Its operating status is: posted for load restriction.

It carries about 53 vehicles a day, projected to reach 58 by 2043. The structure is 52 ft (15.8 m) long and 17 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesLrd Big Green RD
CrossesBig Green River
Location0.2M S JCT Cth K
RouteCity Street 0
Coordinates43.02839, -90.78225
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
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 alignment6: Equal to present minimum criteria
Operating rating25.2 US tons
Inventory rating14.3 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width17 ft (5.2 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2022)
Projected traffic58 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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$235,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Big Green RD over Big Green River built?

It was built in 1919, making it 106 years old in 2025.

What condition is Lrd Big Green RD over Big Green River 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 December 2024.

How much traffic does Lrd Big Green RD over Big Green River carry?

About 53 vehicles per day (2022 count).

How long is Lrd Big Green RD over Big Green River?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 17 ft wide.

Who owns Lrd Big Green RD over Big Green River?

It is owned by the Town or Township Highway Agency.