US Bridges

Misty Waters Road over Misty Waters Bay

Good

Burleigh County, North Dakota · Misty Waters · Structure no. 000000008105320

Built
2006
19 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
50
2019 count
Owner
County
County Highway Agency

About this bridge

Misty Waters Road over Misty Waters Bay is a prestressed concrete box beam or girders - multiple carrying Misty Waters Road over Misty Waters Bay in Burleigh County, North Dakota. It was built in 2006, so it is 19 years old, younger than the North Dakota average of 48.2 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 60 by 2039. The structure is 84 ft (25.6 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMisty Waters Road
CrossesMisty Waters Bay
LocationMisty Waters
RouteCounty Highway 0
Coordinates46.86836, -100.87115
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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating57.2 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length84 ft (25.6 m)
Longest span80 ft (24.4 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic60 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Misty Waters Road over Misty Waters Bay built?

It was built in 2006, making it 19 years old in 2025.

What condition is Misty Waters Road over Misty Waters Bay 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 April 2023.

How much traffic does Misty Waters Road over Misty Waters Bay carry?

About 50 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Misty Waters Road over Misty Waters Bay?

The structure is 84 ft (25.6 m) long with a longest span of 80 ft (24.4 m) and a deck 36 ft wide.

Who owns Misty Waters Road over Misty Waters Bay?

It is owned by the County Highway Agency.