Light

ZIP Code 59416

Pondera County, Montana — Brady

15PSF (Ground Snow Load)
LightClassification

What This Means

Pondera County, Montana has a light ground snow load of 15 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 Code59416
CountyPondera
CityBrady
StateMontana (MT)
Ground Snow Load15 PSF — Light
Classification Range1 - 20 PSF
Data QualityElevation estimated

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): 15 PSF

Roof Snow Load: 10.5 PSF

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

Pondera 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

59414 15 PSF Light 59417 CS Case Study 59418 CS Case Study 59419 15 PSF Light

Frequently Asked Questions

What is the ground snow load for ZIP code 59416?

ZIP code 59416 is in Pondera County, Montana, with a ground snow load of 15 PSF, classified as light per ASCE 7-22.

Is my roof strong enough for snow in 59416?

With a light ground snow load of 15 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 59416 in?

ZIP code 59416 is in Pondera County, Montana (MT).