Moderate

ZIP Code 06021

Litchfield County, Connecticut — Colebrook

40PSF (Ground Snow Load)
ModerateClassification

What This Means

Litchfield County, Connecticut has a moderate ground snow load of 40 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 Code06021
CountyLitchfield
CityColebrook
StateConnecticut (CT)
Ground Snow Load40 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): 40 PSF

Roof Snow Load: 28 PSF

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

Litchfield 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

06018 40 PSF Moderate 06019 35 PSF Moderate 06020 35 PSF Moderate 06022 35 PSF Moderate 06023 30 PSF Moderate 06024 40 PSF Moderate

Frequently Asked Questions

What is the ground snow load for ZIP code 06021?

ZIP code 06021 is in Litchfield County, Connecticut, with a ground snow load of 40 PSF, classified as moderate per ASCE 7-22.

Is my roof strong enough for snow in 06021?

With a moderate ground snow load of 40 PSF, standard residential construction typically handles this load, but verify with your local building code.

What county is ZIP code 06021 in?

ZIP code 06021 is in Litchfield County, Connecticut (CT).