New Hampshire Ground Snow Loads TM

Use our New Hampshire Ground Snow Loads map to easily determine the ground snow load (New Hampshire State Building Code: BCR 303, Sec. 12) for any location in the State of New Hampshire. You can click on the map below to find the design ground snow load for that location.

Case studies have been performed for all cities, towns and unincorprated townships in the state, and are available in the publication Ground Snow Loads for New Hampshire, US Army Corps of Engineers, ERDC/CRREL TR-02-6. The NH State Building Code Amendments now permit use of this document for determining ground snow loads in the state. Elevations above 2,500 ft. still require site-specific case studies to determine ground snow loads.
* Ground snow loads derived from New Hampshire Snow Load Study ERCD/CRREL TR-02-6. Local codes and ammendments may govern,verify with local building department or jurisdiction.

Use our Roof Snow Load Calculator to determine your design roof snow loads.
If you have any questions or concerns about specific ground snow loads within the State of New Hampshire please call us at 1-425-652-4188.

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