US Bridges

Lrd Spruce Road over Blake Fork

Good

Grant County, Wisconsin · 0.1M S JCT Sth 35 · Structure no. B22008300000000

Built
1986
39 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
78 ft
1 main span
Daily traffic
103
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Spruce Road over Blake Fork is a prestressed concrete stringer/multi-beam or girder carrying Lrd Spruce Road over Blake Fork in Grant 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 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 103 vehicles a day, projected to reach 113 by 2042. The structure is 78 ft (23.8 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLrd Spruce Road
CrossesBlake Fork
Location0.1M S JCT Sth 35
RouteCity Street 0
CountyGrant County
StateWisconsin
Coordinates42.88247, -90.92817
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.8 US tons
Inventory rating30.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length78 ft (23.8 m)
Longest span76 ft (23.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic103 (2022)
Projected traffic113 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Spruce Road over Blake Fork built?

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

What condition is Lrd Spruce Road over Blake Fork 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 March 2023.

How much traffic does Lrd Spruce Road over Blake Fork carry?

About 103 vehicles per day (2022 count).

How long is Lrd Spruce Road over Blake Fork?

The structure is 78 ft (23.8 m) long with a longest span of 76 ft (23.2 m) and a deck 26 ft wide.

Who owns Lrd Spruce Road over Blake Fork?

It is owned by the Town or Township Highway Agency.