US Bridges

Lrd Dolphin RD over Mill Creek

Good

Monroe County, Wisconsin · 0.3M N JCT Cth G · Structure no. B41031200000000

Built
2019
6 years old
Condition
Good
inspected June 2023
Type
Slab
Concrete
Length
39 ft
1 main span
Daily traffic
125
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lrd Dolphin RD over Mill Creek is a concrete slab carrying Lrd Dolphin RD over Mill Creek in Monroe County, Wisconsin. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 125 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2039. The structure is 39 ft (11.8 m) long and 27 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLrd Dolphin RD
CrossesMill Creek
Location0.3M N JCT Cth G
RouteCity Street 0
Coordinates44.05107, -90.49005
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length39 ft (11.8 m)
Longest span36 ft (11 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2022)
Projected traffic150 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Dolphin RD over Mill Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Lrd Dolphin RD over Mill Creek 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 June 2023.

How much traffic does Lrd Dolphin RD over Mill Creek carry?

About 125 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Lrd Dolphin RD over Mill Creek?

The structure is 39 ft (11.8 m) long with a longest span of 36 ft (11 m) and a deck 27 ft wide.

Who owns Lrd Dolphin RD over Mill Creek?

It is owned by the Town or Township Highway Agency.