Heavy

ZIP Code 04003

Cumberland County, Maine — Bailey Island

50PSF (Ground Snow Load)
HeavyClassification

What This Means

Cumberland County, Maine has a heavy ground snow load of 50 PSF per ASCE 7-22. This is a significant structural load. Roofs must be specifically engineered for this snow load. Consider snow guards, proper insulation to prevent ice dams, and roof designs that shed snow effectively.

Snow Load Details

ZIP Code04003
CountyCumberland
CityBailey Island
StateMaine (ME)
Ground Snow Load50 PSF — Heavy
Classification Range41 - 60 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): 50 PSF

Roof Snow Load: 35 PSF

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

Cumberland 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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04001 80 PSF Extreme 04002 70 PSF Extreme 04004 70 PSF Extreme 04005 60 PSF Heavy 04006 50 PSF Heavy

Frequently Asked Questions

What is the ground snow load for ZIP code 04003?

ZIP code 04003 is in Cumberland County, Maine, with a ground snow load of 50 PSF, classified as heavy per ASCE 7-22.

Is my roof strong enough for snow in 04003?

With a heavy ground snow load of 50 PSF, your roof must be specifically engineered for this load. Consult a structural engineer if building or renovating.

What county is ZIP code 04003 in?

ZIP code 04003 is in Cumberland County, Maine (ME).