Moderate

ZIP Code 58622

Billings County, North Dakota — Fryburg

30PSF (Ground Snow Load)
ModerateClassification

What This Means

Billings County, North Dakota has a moderate ground snow load of 30 PSF per ASCE 7-22. This load requires proper structural consideration during design. Roof framing, trusses, and connections should be engineered for this snow load. Ensure adequate drainage to prevent ponding.

Snow Load Details

ZIP Code58622
CountyBillings
CityFryburg
StateNorth Dakota (ND)
Ground Snow Load30 PSF — Moderate
Classification Range21 - 40 PSF
Data QualityMeasured

Source: ASCE 7-22 ground snow load polygons via ArcGIS

Roof Snow Load Calculator

ASCE 7-22 flat roof formula:  pf = 0.7 × Ce × Ct × Is × pg

Your ground snow load (pg): 30 PSF

Roof Snow Load: 21 PSF

ⓘ Simplified estimate for flat roofs. Sloped roofs, drift zones, and unbalanced loads need additional calculations. Consult a structural engineer for final design.

Billings County Snow Load Map

Counties colored by snow load classification. Gray = No Load, Blue = Light, Amber = Moderate, Orange = Heavy, Red = Extreme, Purple = Case Study.

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Nearby ZIP Codes

58620 35 PSF Moderate 58621 30 PSF Moderate 58623 CS Case Study 58625 CS Case Study

Frequently Asked Questions

What is the ground snow load for ZIP code 58622?

ZIP code 58622 is in Billings County, North Dakota, with a ground snow load of 30 PSF, classified as moderate per ASCE 7-22.

Is my roof strong enough for snow in 58622?

With a moderate ground snow load of 30 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 58622 in?

ZIP code 58622 is in Billings County, North Dakota (ND).