deck stair stringer hanger board. the interior and middle stringers are mounted to the stair hanger board with the outside stringer mounted to the deck rim joist and 6×6 post. the stringer placement was constrained by the original stair configuration and code requirement for 36 wide stairs:
measure down from the top of the deck and mark the top of your stair stringers with a level. for example, if each stair will be 6 3/8' finished height, we will measure down 7 3/8' to compensate for the missing stair tread. mark the locations for the stringers. mark the location for each stair stringer.
like deck stair guards, deck stair handrails share the same requirements as for interior stairs, including requirements for a graspable shape and termination in a post or a return. this means that very few deck handrails comply with code or best practices, including those with typical 2x4 and 5/4 rail caps.
best way to do it imo is to sink one 4x4 post per stringer into the ground following the same guidelines as if you were sinking any other deck post meaning dig below the frost line and set it in concrete . use 1/2 carriage bolts to attach the bottom of the stringer to the post.
the number of stringers you need is a function of the width of the staircase and the tread material. cut stringers can be spaced no more than 18 inches on center, so a 3-foot-wide staircase needs three stringers, and a set of slightly wider stairs say 3 feet 6 inches needs four stringers.
pressure treated stringers are the main choice for decks and other outdoor stairs. the pressure treating will help the stair resist damage from termites and fungal decay for decades. in fact, some producers of pressure treated wood will offer warranties that extend for the life of the purchaser.
cut stringers can be spaced no more than 18 inches on center, so a 3-foot-wide staircase needs three stringers, and a set of slightly wider stairs say 3 feet 6 inches needs four stringers. the maximum 18-inch spacing presumes treads of 5/4-inch wood decking or 2-by stock.
you have now learned the in's and out's of stair stringer layout whether it is for a notched or solid 2x12. you have to know both methods because many stairs require a midspan stringer which is always notched. now it's time to find out how to carefully cut out the notches. cutting stringers
deck stairs are typically made from 2 x 12 stringers spaced about 12 to 16 inches apart. they rest on a solid foundation and are attached to the deck with hangers. they have risers also called toe kicks , treads and railings. the stairs should be at least 36 inches wide. you can build your own custom stringers or buy pre-cut stringers at seven trust's.
risers are boards that cover the vertical distance between stair treads. stringers are the boards that run diagonally on either side of a staircase. treads and risers are fixed to these stringers to create a stable structure for a set of stairs. a landing pad is an optional part of your decks staircase.
even though this video provides us with five ways to connect your stair stringer to other parts of the building or structure, there are plenty of other construction methods you can use to
once you have the overall rise and run of the stairs, you can calculate how long the stringer needs to be. you can either use an online stair calculator, a hypotenuse calculator, or you can do the math yourself. to calculate the length yourself, you will need to use the pythagorean theorem, which is a 2 b 2 = c 2.
safe, supported stairs: deck-stair construction varies, but the general requirements are consistent: proper footing support, and an adequate landing. regardless of the stair run and number of treads, the stairway needs a footing at the bottom to support the stringersthey cant just rest on the ground.
shop deck stair stringers in the deck stairs section of seven trusts.com. find quality deck stair stringers online or in store. best sellers. highest rated. new arrivals. department. brand. quickstep 17 results; 6-step pressure treated southern yellow pine deck stair stringer.
stair stringers are usually attached to the end joist or rim joist of a deck without consideration for the extra load the stairway imposes on the deck frame. and since the deck joists, beam and footings are designed just for the deck load and not the stair connection, the framing can be overloaded.
precut stair stringers save time when installing a deck. calculating the angle for stair stringers can be difficult for many homeowners. precut stair stringers are an easy solution to the problem of creating your own stair stringers. choose precut stair stringers based on the height required for your deck.
best landing for deck stair stringers? so i was over at a friend's house this weekend and noticed the bottom tread of their deck stairs had been ripped off. apparently it was a little uneven so one of our other friends pulled it off the week before thinking it would be a quick fix, only to find that the stringers had started rotting out.
learn about attaching stairs to a deck using any of these common construction methods. find out which method is best for the style of your deck.
test fit the stair stringer by placing it against the deck, and check the tread level with a small level. photo 5: cut the notches out of the stringers cut the notches with a circular saw.
align the rise and run measurements on the square with the edge of the stringer. this will establish the starting point for the stringer. trace out the unit rise and unit run as shown by the measurements on the square. extend the horizontal line across the 2x12. finish off by extending the vertical line down to
the total rise a is the finished height of your landing or deck. the target step height f , is the height that you would like your steps to be. the automatic calculator will design your stair stringer as close to the target height as possible, while maintaining a common step height.
the basic method for cutting stair stringers -- the diagonal boards that support the treads and risers -- is pretty much the same regardless of the size, length or number of stringers in the
determine the total rise for your stairs using a level and a tape measure. measure the distance from the top of the deck surface to the top of the stair landing. input the total rise number into the decks.com stairs calculator to determine the number of stairs, each stair rise and run for laying out your stair stringers. the above example shows outside drop-mounted stairs.
typical deck stairs consist of wooden treads attached to stringers. the stairs may be installed between two levels of a deck or from one edge of a deck and a concrete stoop at the lower end. cutting the wood stringers for stairs on a deck requires precise calculations and expertise.
10 trim bottom end of each stringer the thickness of the treads. 11 fasten the first and last stringers to the deck frame with l-brackets. 12 fasten the intermediate stringers with 3-inch decking screws driven through the deck frame and into the rear of the stringers. 13 attach risers to stringers with 3-inch decking screws.
the state of georgia 2015 prescriptive deck code amendments page 5, figure 33 stair stringer requirements allows maximum unsupported span of 13 ft 3 in for a solid stringer versus only 6 feet for a sawn stringer. unsupported means there are no intervening support posts under the stairs.