Moderate

ZIP Code 50603

Chickasaw County, Iowa — Alta Vista

35PSF (Ground Snow Load)
ModerateClassification

What This Means

Chickasaw County, Iowa has a moderate ground snow load of 35 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 Code50603
CountyChickasaw
CityAlta Vista
StateIowa (IA)
Ground Snow Load35 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): 35 PSF

Roof Snow Load: 24.5 PSF

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

Chickasaw 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

50601 30 PSF Moderate 50602 30 PSF Moderate 50604 30 PSF Moderate 50605 35 PSF Moderate 50606 30 PSF Moderate

Frequently Asked Questions

What is the ground snow load for ZIP code 50603?

ZIP code 50603 is in Chickasaw County, Iowa, with a ground snow load of 35 PSF, classified as moderate per ASCE 7-22.

Is my roof strong enough for snow in 50603?

With a moderate ground snow load of 35 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 50603 in?

ZIP code 50603 is in Chickasaw County, Iowa (IA).