ocr: Applications/Uses Retention' Above groundi 0.25 decks, rails, rences, stills,joist Soil or fresh water contact, 0.40 nonstructural/posts, gropes stakes, landscaping rimbers, retaining wals Soil or fresh water contact, 0.60 structural/wood foundations, building and utility poles Piling 0.80- - 1.00 Salt water contact 2.50