US Bridges

Lrd Narrows Valley over Narrows Creek

Fair

Sauk County, Wisconsin · 0.7M N JCT Sth 154 · Structure no. P56015500000000

Built
1986
39 years old
Condition
Fair
inspected October 2024
Type
Slab
Wood or Timber
Length
64 ft
3 main spans
Daily traffic
156
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Narrows Valley over Narrows Creek is a wood or timber slab carrying Lrd Narrows Valley over Narrows Creek in Sauk County, Wisconsin. It was built in 1986, so it is 39 years old, younger than the Wisconsin average of 40.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 156 vehicles a day, projected to reach 171 by 2043. The structure is 64 ft (19.5 m) long and 25 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesLrd Narrows Valley
CrossesNarrows Creek
Location0.7M N JCT Sth 154
RouteCity Street 0
Coordinates43.43932, -90.09379
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.8 US tons
Inventory rating37.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span32 ft (9.8 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic156 (2024)
Projected traffic171 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Narrows Valley over Narrows Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Lrd Narrows Valley over Narrows Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Lrd Narrows Valley over Narrows Creek carry?

About 156 vehicles per day (2024 count).

How long is Lrd Narrows Valley over Narrows Creek?

The structure is 64 ft (19.5 m) long with a longest span of 32 ft (9.8 m) and a deck 25 ft wide.

Who owns Lrd Narrows Valley over Narrows Creek?

It is owned by the Town or Township Highway Agency.