The boards can run the length of the trailer or the width of the trailer depending on preference.
Bracing must run perpendicular to the board.
The brace center to center distance shall not exceed 12 inches (2 x 2 x 3/16 angle is recommended for bracing).
Each board must be secured to the frame at least every 24 inches (trailer floor screws are preferred.)
Allow 1/4 inch space for boards less than 10 feet in length and 1/2 inch space for boards above 10 feet to 24 feed in length between the end of the board and trailer frame for thermal expansion.
Carbide Tipping Ripping Blade with an 1/8 set. Spray your blade with cutting lubricate to keep boards from sticking to blade while cutting.