Heavy

ZIP Code 03824

Strafford County, New Hampshire — Lee

50PSF (Ground Snow Load)
HeavyClassification

What This Means

Strafford County, New Hampshire 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 Code03824
CountyStrafford
CityLee
StateNew Hampshire (NH)
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.

Strafford 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

03822 60 PSF Heavy 03823 60 PSF Heavy 03825 60 PSF Heavy 03826 50 PSF Heavy 03827 50 PSF Heavy

Frequently Asked Questions

What is the ground snow load for ZIP code 03824?

ZIP code 03824 is in Strafford County, New Hampshire, with a ground snow load of 50 PSF, classified as heavy per ASCE 7-22.

Is my roof strong enough for snow in 03824?

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 03824 in?

ZIP code 03824 is in Strafford County, New Hampshire (NH).