US Bridges

Lrd Mortimer RD over Br Little Baraboo River

Good

Sauk County, Wisconsin · 0.1M W JCT Cth G · Structure no. B56014400000000

Built
1998
27 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
26 ft
1 main span
Daily traffic
38
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Mortimer RD over Br Little Baraboo River is a concrete slab carrying Lrd Mortimer RD over Br Little Baraboo River in Sauk County, Wisconsin. It was built in 1998, so it is 27 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 38 vehicles a day, projected to reach 41 by 2043. The structure is 26 ft (7.8 m) long and 26 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesLrd Mortimer RD
CrossesBr Little Baraboo River
Location0.1M W JCT Cth G
RouteCity Street 0
Coordinates43.58316, -90.2671
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating71.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span23 ft (7 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38 (2024)
Projected traffic41 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lrd Mortimer RD over Br Little Baraboo River built?

It was built in 1998, making it 27 years old in 2025.

What condition is Lrd Mortimer RD over Br Little Baraboo River 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 October 2024.

How much traffic does Lrd Mortimer RD over Br Little Baraboo River carry?

About 38 vehicles per day (2024 count).

How long is Lrd Mortimer RD over Br Little Baraboo River?

The structure is 26 ft (7.8 m) long with a longest span of 23 ft (7 m) and a deck 26 ft wide.

Who owns Lrd Mortimer RD over Br Little Baraboo River?

It is owned by the Town or Township Highway Agency.