US Bridges

Lrd Smith RD (dead over Lake Redstone Tributary

Poor

Sauk County, Wisconsin · 1.0M E JCT Sth 58 · Structure no. P56011500000000

Built
1929
96 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
2 main spans
Daily traffic
19
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Smith RD (dead over Lake Redstone Tributary is a steel stringer/multi-beam or girder carrying Lrd Smith RD (dead over Lake Redstone Tributary in Sauk County, Wisconsin. It was built in 1929, so it is 96 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 19 vehicles a day, projected to reach 20 by 2043. The structure is 23 ft (7.1 m) long and 15 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesLrd Smith RD (dead
CrossesLake Redstone Tributary
Location1.0M E JCT Sth 58
RouteCity Street 0
CountySauk County
StateWisconsin
Coordinates43.60679, -90.11284
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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length23 ft (7.1 m)
Longest span11 ft (3.4 m)
Deck width15 ft (4.6 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19 (2024)
Projected traffic20 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$134,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Smith RD (dead over Lake Redstone Tributary built?

It was built in 1929, making it 96 years old in 2025.

What condition is Lrd Smith RD (dead over Lake Redstone Tributary 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 Smith RD (dead over Lake Redstone Tributary carry?

About 19 vehicles per day (2024 count).

How long is Lrd Smith RD (dead over Lake Redstone Tributary?

The structure is 23 ft (7.1 m) long with a longest span of 11 ft (3.4 m) and a deck 15 ft wide.

Who owns Lrd Smith RD (dead over Lake Redstone Tributary?

It is owned by the Town or Township Highway Agency.