US Bridges

Lrd Old 70 RD over Chippewa River 27

Good

Sawyer County, Wisconsin · 1.3M W JCT Sth 40 · Structure no. B57002800000000

Built
1983
42 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
216 ft
2 main spans
Daily traffic
171
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Old 70 RD over Chippewa River 27 is a prestressed concrete continuous stringer/multi-beam or girder carrying Lrd Old 70 RD over Chippewa River 27 in Sawyer County, Wisconsin. It was built in 1983, so it is 42 years old, older 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 171 vehicles a day, projected to reach 178 by 2043. The structure is 216 ft (65.7 m) long and 28 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesLrd Old 70 RD
CrossesChippewa River 27
Location1.3M W JCT Sth 40
RouteCity Street 0
Coordinates45.76893, -91.19664
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment6: Equal to present minimum criteria
Operating rating79.1 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length216 ft (65.7 m)
Longest span107 ft (32.6 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic171 (2024)
Projected traffic178 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Old 70 RD over Chippewa River 27 built?

It was built in 1983, making it 42 years old in 2025.

What condition is Lrd Old 70 RD over Chippewa River 27 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 August 2024.

How much traffic does Lrd Old 70 RD over Chippewa River 27 carry?

About 171 vehicles per day (2024 count).

How long is Lrd Old 70 RD over Chippewa River 27?

The structure is 216 ft (65.7 m) long with a longest span of 107 ft (32.6 m) and a deck 28 ft wide.

Who owns Lrd Old 70 RD over Chippewa River 27?

It is owned by the Town or Township Highway Agency.