Decks and porches are a natural extensions of a raised wood floor’s elevated platform.

Decks and porches provide more living and recreational space, making them valuable amenities in the design of a new home or remodeling project.

Using pressure-treated lumber makes these outdoor structures as permanent as the house itself. Supporting joists, posts, porch flooring, and decking lumber must be properly grade-marked and identified as pressure-treated wood by certified third-party inspection agencies. offers the building professional a host of construction details and installation tips to create safe, code-compliant outdoor living spaces that maximize homeowner satisfaction. Because of its wide use in outdoor applications, special guidance is provided for pressure-treated Southern Pine structural lumber and decking.

For more information, refer to the SFPA publication Southern Pine Decks and Porches. Also refer to the Prescriptive Residential Wood Deck Construction Guide, available from the American Wood Council.

Raised floor homes decks and porches