, The table is based on joist span, as that reflects the load the beam carries however, it is also based on the joists cantilevering their maximum allowable distance beyond the beam When there is no joist cantilever, the maximum beam spans are very conservative Similar to joists, beams are allowed to
Nail the new board onto the old floor joist using a dozen or so well spaced d nails or decking screws Nails do not need to be Depending on how severe the floor framing is damaged and how much space you have to work with, you may want to consider actually building a small, interior porch frame Simply use cap
, This is why you find so much debate on how to set the spacing between your decking, because the answer truthfully is, it depends. commercial decks and boardwalks use x material but even that is overkill in high traffic situations when we are talking about tropical timbers with proper joist spacing.
Depending on your specific geographical location, footings must be a minimum distance below grade to extend beyond the frost line and be sufficient in size to spread the load The load You must see our porch flooring section for additional details regarding hanging joists and adding your porch decking materials.
Tips on How to Install k Boards Properly king boards are typically installed perpendicular to the floor joists, however in some deck designs they are installed diagonally to the joists It is important to install If using pressure treated decking boards that are still green and wet space the boards inch apart.