Moderate

ZIP Code 50007

Polk County, Iowa — Alleman

25PSF (Ground Snow Load)
ModerateClassification

What This Means

Polk County, Iowa 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 Code50007
CountyPolk
CityAlleman
StateIowa (IA)
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.

Polk 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

50005 25 PSF Moderate 50006 30 PSF Moderate 50008 20 PSF Light 50009 25 PSF Moderate 50010 25 PSF Moderate

Frequently Asked Questions

What is the ground snow load for ZIP code 50007?

ZIP code 50007 is in Polk County, Iowa, with a ground snow load of 25 PSF, classified as moderate per ASCE 7-22.

Is my roof strong enough for snow in 50007?

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 50007 in?

ZIP code 50007 is in Polk County, Iowa (IA).