drilling for dowels. drill one hole at least 3 or 4 inches deep centered vertically in the end of each post. apply glue to the holes, hammer the dowel into one hole, fit the exposed end of the dowel into the corresponding hole in the other post and tap the two pieces together with a mallet. toe-nail screws through the joint on all four sides
how to extend an existing deck, expand an old deck, make a deck bigger by adding more posts and joists deckbuilding more information find this pin and more on deck building info by relax on your new deck .
sistering joists over a beam. sistering joists is commonly used when adding on to an existing deck or repairing a deck. in these cases the overlapped joists help tie the framing together by combining the rigid members over a beam. the longer the overlap distance the stronger the connection. you should overhang at least a couple
preparation. use string or a garden hose for the outline and stakes to keep the string or hose in place. when laying out the outline, take into account that guards will be used to keep the base and pavers in place and the base should extend beyond the guards roughly the width of the paver, usually 4 to 6.
existing deck is 24 w x 10' deep, ledgered to house, rear beam is 8' back so there's a 24' cantilever . 2x8 joists 16' oc, dbl 2x10 rear beam. 5/4 decking. to convert the deck to a porch i need to load the roof onto the deck's cantilever code problem .
up vote 2 down vote. they make a metal brack to span the old 2x4 and you most likely can get it to work for the new roof. if not i can most likely get some made at work. you do have some good bracing and support on the one footing you have pictured here and if the other one is the same way it would be just as strong.
how to extend an existing deck. you could consider widening or lengthening the deck on its current level. many people like to add new levels to the deck, connected by stairs. this latter method is best when you're worried that the new decking material won't match the old and if the old deck is weathered at all, it likely won't .
extending an existing deck. then put a double joist hanger at the ledger against the house. one of the critical things with a deck cantilever is how you attach the railing posts at the end of the cantilever. you will be nailing a 2x8 rim joist at the end to finish the deck, but you need to make sure the posts for your railing are tied in securely
you can extend the length of the deck posts for added privacy or added decorative impact. whether you need to add a privacy barrier to the deck or want to add decorative detail, you can achieve this by making the posts taller. deck post mounts will allow you to add an extra length of post to each one to make them taller.
how to expand a porch. set up railings once youve completed with the floor or groundwork, you can move on to the railing installation. if you have extended the roof or you have any existing roof overhanging the porch, install large posts. the railing can be attached to these posts as you work around the porch.