US Bridges

Refuge Access Road over Unnamed Marsh

Good

McHenry County, North Dakota · NE 1/4 Sect 6 T158N R76W · Structure no. 000062620-00154

Built
2016
9 years old
Condition
Good
inspected July 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
40
2022 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Refuge Access Road over Unnamed Marsh is a prestressed concrete box beam or girders - multiple carrying Refuge Access Road over Unnamed Marsh in McHenry County, North Dakota. It was built in 2016, so it is 9 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 40 vehicles a day, projected to reach 50 by 2042. The structure is 35 ft (10.7 m) long and 24 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesRefuge Access Road
CrossesUnnamed Marsh
LocationNE 1/4 Sect 6 T158N R76W
RouteFederal Lands Road 0
CountyMcHenry County
StateNorth Dakota
Coordinates48.54167, -100.51467
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 inspectionJuly 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82 US tons
Inventory rating63.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length35 ft (10.7 m)
Longest span35 ft (10.7 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic40 (2022)
Projected traffic50 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
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 Refuge Access Road over Unnamed Marsh built?

It was built in 2016, making it 9 years old in 2025.

What condition is Refuge Access Road over Unnamed Marsh 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 July 2022.

How much traffic does Refuge Access Road over Unnamed Marsh carry?

About 40 vehicles per day (2022 count).

How long is Refuge Access Road over Unnamed Marsh?

The structure is 35 ft (10.7 m) long with a longest span of 35 ft (10.7 m) and a deck 24 ft wide.

Who owns Refuge Access Road over Unnamed Marsh?

It is owned by the Bureau of Fish and Wildlife.