US Bridges

US Highway 2 over 18 TH ST W

Good

Williams County, North Dakota · 5 East of US 85 South · Structure no. 0002019458

Built
2014
11 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
225 ft
3 main spans
Daily traffic
22,230
2019 count
Owner
State
State Highway Agency

About this bridge

US Highway 2 over 18 TH ST W is a prestressed concrete box beam or girders - single or spread carrying US Highway 2 over 18 TH ST W in Williams County, North Dakota. It was built in 2014, so it is 11 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 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 22,230 vehicles a day, roughly 27% of them trucks, projected to reach 26,500 by 2039. The structure is 225 ft (68.6 m) long and 99 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS Highway 2
Crosses18 TH ST W
Location5 East of US 85 South
RouteU.S. Route 2
Coordinates48.16153, -103.64211
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating54.7 US tons
Inventory rating42.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length225 ft (68.6 m)
Longest span93 ft (28.2 m)
Deck width99 ft (30.3 m)
Roadway width96 ft (29.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,230 (2019)
Projected traffic26,500 by 2039
Trucks27%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US Highway 2 over 18 TH ST W built?

It was built in 2014, making it 11 years old in 2025.

What condition is US Highway 2 over 18 TH ST W 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 September 2023.

How much traffic does US Highway 2 over 18 TH ST W carry?

About 22,230 vehicles per day (2019 count), of which roughly 27% are trucks.

How long is US Highway 2 over 18 TH ST W?

The structure is 225 ft (68.6 m) long with a longest span of 93 ft (28.2 m) and a deck 99 ft wide.

Who owns US Highway 2 over 18 TH ST W?

It is owned by the State Highway Agency.