Light

ZIP Code 23440

Accomack County, Virginia — Tangier

20PSF (Ground Snow Load)
LightClassification

What This Means

Accomack County, Virginia has a light ground snow load of 20 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 Code23440
CountyAccomack
CityTangier
StateVirginia (VA)
Ground Snow Load20 PSF — Light
Classification Range1 - 20 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): 20 PSF

Roof Snow Load: 14 PSF

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

Accomack 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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23437 10 PSF Light 23438 10 PSF Light 23441 15 PSF Light 23442 15 PSF Light 23443 10 PSF Light

Frequently Asked Questions

What is the ground snow load for ZIP code 23440?

ZIP code 23440 is in Accomack County, Virginia, with a ground snow load of 20 PSF, classified as light per ASCE 7-22.

Is my roof strong enough for snow in 23440?

With a light ground snow load of 20 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 23440 in?

ZIP code 23440 is in Accomack County, Virginia (VA).