Deck Footing Depth
Total height of low level ground level deck. We prefer to use a footing to stabilize the deck from settlement and use a pier with rebar to get the post connection above grade. Deck Footing Depth Frost Line Map Decks Com Decks Com By Trex With these style of deck footings there is a. Deck footing depth . This is a common rule for footing so dont forget that. Regardless of reaching solid ground before a minimum depth of 600mm the deck footing should be at 600mm deep always dig bigger never smaller. The Prescriptive Residential Wood Deck Construction Guide by the American Wood Council AWC link at the bottom of the page contains a table that explains the sizes of footings based on Beam Span Joist Span and Live and Dead loads. Footing Installation Deck Footing Size Chart. This is called the tributary load. In frigid Minnesota the frost depth is 42 in whereas a warmer state like Missouri may have a frost depth of only 1 ft. The frost depth varies by region. If you multi...