Moderate

ZIP Code 59074

Golden Valley County, Montana — Ryegate

25PSF (Ground Snow Load)
ModerateClassification

What This Means

Golden Valley County, Montana has a moderate ground snow load of 25 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 Code59074
CountyGolden Valley
CityRyegate
StateMontana (MT)
Ground Snow Load25 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): 25 PSF

Roof Snow Load: 17.5 PSF

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

Golden Valley 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

59071 CS Case Study 59072 25 PSF Moderate 59075 25 PSF Moderate 59076 20 PSF Light 59077 25 PSF Moderate

Frequently Asked Questions

What is the ground snow load for ZIP code 59074?

ZIP code 59074 is in Golden Valley County, Montana, with a ground snow load of 25 PSF, classified as moderate per ASCE 7-22.

Is my roof strong enough for snow in 59074?

With a moderate ground snow load of 25 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 59074 in?

ZIP code 59074 is in Golden Valley County, Montana (MT).