US Bridges

101st Ave SW over Spring Creek

PoorPosted for load

Hettinger County, North Dakota · 1 N. 1 E. of Regent · Structure no. 000000021119140

Built
1936
89 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
10
2019 count
Owner
County
County Highway Agency

About this bridge

101st Ave SW over Spring Creek is a steel stringer/multi-beam or girder carrying 101st Ave SW over Spring Creek in Hettinger County, North Dakota. It was built in 1936, so it is 89 years old, older than the North Dakota average of 48.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, projected to reach 10 by 2039. The structure is 37 ft (11.3 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries101st Ave SW
CrossesSpring Creek
Location1 N. 1 E. of Regent
RouteCounty Highway 0
Coordinates46.44221, -102.52779
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating19.4 US tons
Inventory rating11.5 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span34 ft (10.4 m)
Deck width19 ft (5.7 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2019)
Projected traffic10 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$215,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 101st Ave SW over Spring Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is 101st Ave SW over Spring Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does 101st Ave SW over Spring Creek carry?

About 10 vehicles per day (2019 count).

How long is 101st Ave SW over Spring Creek?

The structure is 37 ft (11.3 m) long with a longest span of 34 ft (10.4 m) and a deck 19 ft wide.

Who owns 101st Ave SW over Spring Creek?

It is owned by the County Highway Agency.