Light

ZIP Code 59010

Treasure County, Montana — Bighorn

20PSF (Ground Snow Load)
LightClassification

What This Means

Treasure County, Montana has a light ground snow load of 20 PSF per ASCE 7-22. At this level, most standard residential roofs are designed to handle the load without issue. However, flat or low-slope roofs should still be checked for drifting and sliding snow.

Snow Load Details

ZIP Code59010
CountyTreasure
CityBighorn
StateMontana (MT)
Ground Snow Load20 PSF — Light
Classification Range1 - 20 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): 20 PSF

Roof Snow Load: 14 PSF

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

Treasure 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

59007 CS Case Study 59008 CS Case Study 59011 25 PSF Moderate 59012 25 PSF Moderate 59013 25 PSF Moderate

Frequently Asked Questions

What is the ground snow load for ZIP code 59010?

ZIP code 59010 is in Treasure County, Montana, with a ground snow load of 20 PSF, classified as light per ASCE 7-22.

Is my roof strong enough for snow in 59010?

With a light ground snow load of 20 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 59010 in?

ZIP code 59010 is in Treasure County, Montana (MT).