Moderate

ZIP Code 02671

Barnstable County, Massachusetts — West Harwich

30PSF (Ground Snow Load)
ModerateClassification

What This Means

Barnstable County, Massachusetts has a moderate ground snow load of 30 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 Code02671
CountyBarnstable
CityWest Harwich
StateMassachusetts (MA)
Ground Snow Load30 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): 30 PSF

Roof Snow Load: 21 PSF

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

Barnstable 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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02668 30 PSF Moderate 02669 25 PSF Moderate 02670 30 PSF Moderate 02672 30 PSF Moderate 02673 30 PSF Moderate

Frequently Asked Questions

What is the ground snow load for ZIP code 02671?

ZIP code 02671 is in Barnstable County, Massachusetts, with a ground snow load of 30 PSF, classified as moderate per ASCE 7-22.

Is my roof strong enough for snow in 02671?

With a moderate ground snow load of 30 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 02671 in?

ZIP code 02671 is in Barnstable County, Massachusetts (MA).