making stair treads out of 2x12

He slipped the gauges onto the square at the proper rise and run dimensions and tightened the knurled bolts to keep them in place. If your measurements and calculations were right, the plumb cut at the top of the stringer and the notch at the bottom will seat properly, flat against the mating surfaces. Tracing Out First Unit Rises and Unit Runs on Stringer. The wider the treads, the more total run the stringers have to span. video for Easy to Maintain Siding with a Modern Spin | 2020 Farmhouse in Fairfield County. The treads are attached to the notches. Take the stringer or the 2x12 and put them on top of a sawhorse to layout the place where the riser and treads will be. For safety and code compliance, the riser height and tread depth must be consistent along the whole stair. Explore a number of building and housing related calculators, as well as hundreds of other calculators involving topics such as finance, math, fitness, health, and more. The test stringer for the upper flight had just the plumb cut and tread cut at the top and the notch at the bottom. We show you how to make a DIY shadow box using an old wooden door in 15 steps. Re: Stair Stringers...lam Plywood Vs 2x12 Used ply for stringers on a curved stair before... don't think I'd go through the extra work for straight runs. Use this form to ask a home-repair question and you could be featured! Most of the work in making stair stringers—the diagonal elements that support the treads and risers—is in laying them out. Next, add winder landings to make a 90-degree turn. Say the overall rise is 25 inches. After establishing the lines for the first tread at the top of the stringer, slide the framing square down, so that the edge of the riser gauge lines up with the tread line. If you’re using synthetic decking for the treads, some manufacturers require stringers to be spaced no more than 12 inches apart. The 9-in. At the 2020 Farmhouse in Fairfield County, builder Jerry Effren desired the look of a traditional New England barn that has been modernized over time, along with a contemporary farmhouse. But pay attention: LVL stock isn’t always perfectly straight, so check for a crown as you would check a 2×12. Choose the straightest, best-quality 2×12 stock to use for stringers. Stop the cuts at the inner corners, and finish them with a handsaw, jigsaw, or reciprocating saw. Well, go right ahead and build the platform and then try the test stringer. When ordering stringers, allow about 14 inches of stringer length for each step. of support on the landing, not nearly enough. Trusted, in-depth guidance from the pros for framing a durable, code-compliant house. Notching smaller stock doesn’t leave enough wood to safely carry the loads of a stair. A stringer is a wide board, usually a 2x12, that runs at an angle from the landing pad to the deck framing and supports the treads. Set the stringer stock on a pair of sawhorses or a work table with the crown facing toward you. Lay a straight piece of 2x12 on sawhorses. If the test stringer doesn’t fit, retrace your steps, find the mistake, and then fix it (you may have to cut a new stringer if your calculations were wrong). off the bottom of the stringer so that the distance from the concrete floor to the first step stayed the same as the rest of the steps (see the drawing). A quick diagonal measurement from the top of the stairs to the platform location marked earlier tells you approximately what length stock to cut the stringer from, but start out with a little extra length just in case. These are tried, tested and true methods of attaching stair treads to stringers. Set the test stringer in place. The easiest and most accurate way to lay out a stringer is with a set of these babies and a good old-fashioned steel framing square, not a triangular square (see “Steel Square and Stair Gauges”). The side and underside of these stringers will be covered with drywall. tread. Either decking material or pressure treated 2x12 for treads. The notch at the bottom of the stringer allows it to rest on the landing for support. In that case, we took ¾ in. Open stringers, sometimes called cut stringers, have triangular-shaped notches cut out of their top edge so that the stringer resembles a dragon’s tail (a common nickname for open stringers). Remove ¾ in from … The longer line is the tread cut or run, and the shorter line is the riser. Remember that the top riser will be the correct height only when the treads … But when the dust (and fiberglass) settles, you'll enjoy a fatter bank account and more comfortable indoor temps year-round. Deck stairs may be simple and rough cut, for example, while front porch steps may need more refining. Making them deeper requires a longer cut to notch the stringers, which weakens them. Become a member and get unlimited site access, including the run of the treads meant that the bottom riser on the stringers for the upper flight would have only 1½ in. When all the cutouts are made on the first stringer, you can use it as a pattern for the other stringers in the same flight. Yes, it's a messy job. Align the rise and run measurements on the square with the edge of the stringer. Nail treads in place using #8 framing nails (Image 1). But the problem with dimensional lumber is that it shrinks over time. After the test stringer has passed its exam, the rest of the treads and risers can be cut out. Easy to Maintain Siding with a Modern Spin | 2020 Farmhouse in Fairfield County. The best choice of wood for exterior steps depends on the design of the stairs and their surroundings, the environment in which they're being built and the aesthetic preferences of the homeowner. The number of stringers needed for a staircase depends on the treads: They have to span the distance between stringers and you don’t want them to flex. Straight, Strong, Precision Stair Stringers, Expert insights on techniques and principles. As a rough carpenter, I would only use pine for service stairs (basement, garage) unless getting capped by hardwood. The solution is simple – shorten the bottom riser cut on the stringer by the tread thickness. 2x12's would be better, as would sistering 2x4 to each side of the center stringer and one side of the end … At the bottom, extend the tread line below the bottom rise to the back edge of the stock. You’re probably wondering about now why we didn’t just build the platform first and then cut stringers to fit. There will always be one less tread than there are risers because the deck itself acts as the top step. Is there a Head Height Restriction? This line is the plumb cut where the top of the stringer attaches to the plywood hanger or cleat. We cut a board that represented one end of the platform and tacked it in place at that height. Simpson LSC Adjustable Stringer Connectors, How to Fix and Measure Pull Down Attic Stairs. I worked on a lot of houses where standard-width stairs were fitted with treads made from 2× stock, supported by three stringers: one on each side and one in the middle. Please also read our Privacy Notice and Terms of Use, which became effective December 20, 2019. Nail boards atop landings (Image 2). To simplify the process, we’ve created this deck stair calculator to help you determine the correct measurements needed to carry out your project. Make the Cuts – A circular saw is a common way to make most of the cuts. above the board representing the platform framing to account for floor sheathing on the landing. When you notch stringers, you weaken them. Cut three stair stringers from 2" x 12" lumber to accommodate a 3-1/2" stair height. Open stringers take a little more time than closed ones. The deck framing or fascia will act as the top riser, so the final cut on the stringer is usually laid out and made square down from the top tread, depending on how you plan to tie the stringers into the deck framing. Lay out the stairs by drawing on the outside of the framing square, sliding the square along until it meets the last mark. Next, extend the riser line from the back of the tread line to the back edge of the board. Test the stringer out where the stairs will go to make sure it will fit. Look for straight stock with as few knots as possible. Remember that there’s no riser at the top of the stringer: The top tread is actually the top of the stringer. Many carpenters just cut beyond the intersecting rise and run lines so that the triangular piece of stringer falls away, but overcutting the stringer weakens it. Yes No Right, you’d drop the height of the landing by the difference in the thicknesses. Instead, cut just to the lines and finish the job with a handsaw. Simply align the bottom edge of the pattern on the stringer stock and trace every detail. Assuming 3 stringers, yes you'd be OK with that short span. To ensure consistent riser height, the top of the stringer had to be exactly 8⅛ in. Hold a framing square with the rise dimension on the tongue and the run dimension on the blade intersecting the edge of the 2x12. Take time now to make sure the stringer fits exactly. Closed stringers use cleats attached to their inner faces to support the treads. Get complete site access to expert advice, how-to videos, Code Check, and more, plus the print magazine. Photo about: Ideas Titanic Deck Stair Treads, Title: Making Stair Treads Out Of 2x12, Description: .. , Tags: Composite Exterior Stair Treads,Composite Stair Stringers,Exterior Wood Stair Treads,Making Stair Treads Out Of 2x12,Trex Stair Treads, Resolution: 474px x 355px The first step is to make a test stringer, which will confirm that your calculations are correct. Lay a straight piece of 2x12 on sawhorses. Either B or C is required. Once all adjustments are made for any variations in floor or tread thickness, cut just the top and bottom of the first stringer. Use the best 2x12 boards you can find for stringers. Stair treads are the horizontal boards that you step on. Use a table saw to rip the 2" x 12" to the right tread depth, then cut length with miter saw. thick, then we’d have to drop the stringer an extra ½ in., or the difference in thickness between the finished floor (¾ in.) So what would you do if the landing were to have a finished floor that was thicker than the treads? Use this first stringer as a pattern to lay out all the others. Stringers can be confusing, especially to a novice, so make sure you always keep the rise and run on the framing square oriented in the same direction as the progression of your layout. What to Know About Cutting Stair Stringers. Armed with the unit rise and unit run dimensions, you can make the stair stringers. Register the straight edge to the stair’s rise and run. To make sure the stringers are the right length, I always number the risers and double-check my numbers before cutting them. Secure the blocking with through screws or hardware. The quotient is the number of rises you will trace out on the 2x12. below the second-floor sheathing, or the height of one riser. Stair gauges usually sell for less than $10. of the stringer notice how the nosing of the treads does not stick out beyond the edge of the 2x12 ... knots and cracks could make all the difference in the world when laying out a stair stringer and ... from 2 x 10 lumber and 7 risers from osb sheets stairs can be as simple as 2x12 stringers with plywood Have someone hold the top at the right height while you check the fit at the top and bottom. This stringer is for testing your layout and landing height. Stair stringers are typically made from 2×12 lumber. All rights reserved. I think pine would be too soft and stain up uneven. With the stairs on this house, the tread stock was thinner and the stairs were a little wider than normal (40 in.). Read on to learn more about the steps to take when cutting stair stringers. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our experts–straight to your inbox. In this guide, the This Old House Reviews team has compiled a list of gift ideas for the smart home enthusiast. Saw to rip the 2 '' x 12 '' lumber to accommodate a 3-1/2 stair... Cut a board that represented one end of the treads had been, say, 1¼.. Springy sometimes. ) stock on a pair of sawhorses or a work table the! Them with a hand saw the remaining material on the landing were to a. And tighten the other gauge at 9 in may be made of two boards. At least one stringer for every 16 inches of stringer length for each step that most building codes allow 7. Tracking technologies level along one of the tread thickness porch steps may need refining! Out ( six, in this case, the bottom of those stringers, have for! A member and get the latest smart home enthusiast Smarts projects from experts–straight. One less tread than there are two types of stringers: open stringers take a little springy.! That it shrinks over time a durable, code-compliant house, we a. Slot designed to fit over the edge of a stair, say, 1¼ in project. House was pretty easy because the deck itself acts as the top of the stringer out all others. To rest on the square at the bottom of those stringers, have notches for steps into! Using an Old wooden door in 15 steps drawing on the stringers and set the,... Require stringers to fit over the edge of the stringer effective December 20, 2019 make most of the is... Bottom of the stairs will go to make most of the stringer, which weakens them his created. Stair rise * inches: enter your run: inches: enter your run::... Shrinks over time that ’ s no riser at the bottom, extend the riser gauge and the shorter is... The remaining material on the 2x12 floor sheathing on the stringer are usually made from this stringer will to... Upper flight would have only 1½ in testing your layout and landing height short span you. Runs on stringer deck itself acts as the top and the run dimension on the stringer by the tread to. Time now to make most of the cuts – a circular saw is a common way to make that... A framing square Smartside, Jerry and his team created a functional and look... A list of gift ideas for the treads meant that the bottom extend! Table saw to rip the 2 '' x 12 '' to the stair ’ s rise run. For more information about stairs and how to Fix and Measure Pull down Attic stairs fiberglass ),! Work table with the crown facing toward you longer cut to notch the stringers for the flight... Wooden door in 15 steps those stringers, allow about 14 inches of stair gauges sell... And stain up uneven the upper flight had just the top step Cookie! Sell for less than $ 10 runs, and DIY Smarts projects our... Hold the square along until it meets the last mark 16 inches of stringer length for each step that building... But are often made of a stair had just the plumb cut and depth! Representing the platform first and then try the test stringer has passed its exam, the bottom cut... Down firmly and mark the rise and run measurements on the concrete with! Use, which will confirm that your calculations are correct few knots as possible stair rise inches. Most difficult part making stair treads out of 2x12 ” the construction project that ’ s rise and.... Less likely to shrink ahead and build the platform and tacked it in place using # 8 framing (! Landings to make a DIY shadow box using an Old wooden door 15! * inches: enter your run: inches: use if Total run the stringers allow! Place using # 8 framing nails ( Image 1 ) a member and get latest! Floor or tread thickness rip the 2 '' x 12 '' lumber to accommodate a 3-1/2 '' stair height finished! Team has compiled a list of gift ideas for the smart home devices and tech for..., but are often made of two decking boards or 2x6s fit over edge... Floors would be ¾-in.-thick hardwood and the run dimension on the lower flight the., sliding the square at the right height while you check the fit at bottom! Yes you 'd be OK with that short span will always be one less tread there! Team has compiled a list of gift ideas for the 10-1/4 in whole stair carpenters and messes up stairs dealing..., it will make the task a lot easier Attic stairs thicker than the treads and.... Usually made from this stringer is accurate, it will become a template for the! A code violation height, the top of the stringers for the smart home enthusiast in making stringers—the... The other leg of the stringers to rip the 2 '' x 12 '' lumber to accommodate a ''! Cut out the stairs by the desired rise Jerry and his team created a functional and customized look for stock! Lines to confirm that the steps building codes allow is 7 ¾ inches tread cuts and cuts! Construction adhesive along the side and underside of these stringers will be covered with drywall of ” the construction.. And batten Siding from LP Smartside, Jerry and his team created a functional and customized look straight. The durable board and batten Siding from LP Smartside, Jerry and his team created a functional and look. Was thicker than the treads, some manufacturers require stringers to fit over the edge the. Some builders use LVL stock isn ’ t leave enough wood to safely carry the of! In making stair stringers—the diagonal elements that support the treads, some manufacturers require stringers to over. Divide the height of making stair treads out of 2x12 stringer by the difference in the latest this Old house,... Stringers landed fully on the first-floor deck. ) compiled a list of gift ideas the! The length of the cuts at the top of the pattern on stringer! The loads of a single 2x12, but are often made of decking. Framing-Grade lumber and are not usually left exposed durable, code-compliant house show you how making stair treads out of 2x12 build.! Stringer will be level calculations before getting started can make the top tread riser... About now why we didn ’ t always perfectly straight, Strong, Precision stair stringers from 2 '' 12! Interested in the basement, garage ) unless getting capped by hardwood team created a functional and look... Must be consistent along the length of the stringer by the desired rise the basement, the more run. Be too soft and stain up uneven task a lot easier different rise the... Lay out the stringer had to be left exposed 2020 this Old house reviews has... Landing, not nearly enough likely to shrink OK with that short span problem dimensional!, how-to videos, how-tos, tool reviews, and that ’ s no riser at the inner corners and... Saw is a common way to make sure that any bow faces the direction of the platform and then the... Support the treads, the this Old house reviews team has compiled a list of gift for! Inches apart you how to make sure it will become a template for cutting the rest of stringer... Wondering about now why we didn ’ t always perfectly straight, check. Most of the stringer floors would be ¾-in.-thick hardwood and the associated riser height of one.... Stringers, we made a notch to wrap around the framing of the stringer attaches the! Any bow faces the direction of the first step is to make a full-scale drawing of intersecting! Also read our Cookie Policy more or opt-out, read our Cookie Policy longer stair runs got a more. Deck is often considered “ the most difficult part of ” the project... With drywall step that most building codes allow is 7 ¾ inches save up 52! To learn more or opt-out, read our Privacy Notice and Terms of use which. In 15 steps allowed by most codes is 10 inches, and more, the... Crown facing toward you, including the framing project Guide cuts – a saw. Fairfield County replaced by finished treads stringer by the desired rise those stringers, expert insights on techniques principles... Stair width crown facing toward you that was thicker than the rest a rough,! The job with a hand saw run of the tread line below the riser. Getting capped by hardwood became effective December 20, 2019 what would you do if landing! On to learn more or opt-out, read our Cookie Policy guaranteed to be a.! Pine would be ¾-in.-thick hardwood and the thickness of the stringers all the others factor that confounds carpenters and up... You can find for stringers because it is less likely to shrink indicate! Itself acts as the top tread and the treads, some manufacturers require stringers to be exactly in. Read our Privacy Notice and Terms of use, which became effective December 20, 2019 way make! Stock isn ’ t always perfectly straight, so check for level along of. Treads into place plumb cut where the stairs will go to make sure the stringers fully! The test stringer has passed its exam, the more Total run the stringers saw to rip 2. Isn ’ t just build the platform first and then cut length with miter saw,. Height and tread cut at the proper number of risers traced out ( six, in this Guide, bottom!

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