many deck failures have been attributed to a cantilevered floor rim joist pulling away from the house or shearing downward. rim joists are just nailed to the ends of the floor joists. without any direct support beneath a rim joist, the nails alone can’t support the load from the deck.
attaching a ledger board for your deck the ledger provides much of a deck’s strength; it supports the joists at one end, and it provides stiffness to the framing. (a free-standing deck, of course, does not have a ledger.)
how to fasten deck boards to a joist system. jim mallery. tweet. this is part 9 of 9 in our series on restoring wood decks and building new wood decks. navigate to the first article: restoring a wood deck. with your joists installed, here are some final tips for deck construction. even if you are paying someone else to build your deck, some of ...
installing deck boards. installing deck boards usually begins at the house wall and goes out toward the end, with the boards always running perpendicular to the joists. measure from the outside edge of one rim joist to the outside edge of the other one to get the length of the first 2 deck boards.
installing joists over dropped beam. mark out the joist positions on the top of a dropped beam to match the layout of the joist positions on the ledger board. measure, cut and set the joists in place on top of the dropped beam. toenail through the sides of the joists down into the beams to hold them solid.
the simplest and most reliable way to hang joists is to attach the rim joists and header to the ledger and beam, then install the inner joists. building the outer frame first makes production easy―you can gang-cut all the joists at the same time, mark and install all the hanging hardware, then hang and fasten the joists.
2. cut a small piece of the joist material, approximately 3 inches wide, and place it in a joist hanger. squeeze the joist hanger by hand so the sides are snug to the sides of the scrap joist piece.
once all of the joists, and rim joists, are cut and measured to length, attach one end of the rim joist to the ledger with a joist hanger. the rim joists should be about 1 ? shorter than the front to back measurement of the deck.