FenceUSA DeckSpec Calculator

Follow the step-by-step questions to generate a complete material list per FenceUSA standards

Special Features

Local Building Codes

Check your local building codes for deck construction requirements. Here are some common considerations:

Footing Depth

Typically must extend below frost line (varies by location)

Railing Height

Usually 36" minimum for decks over 30" high

Joist Spacing

16" on center is standard for most decking

Permit Requirements

Most areas require permits for decks over 30" high