In this case, the bottom of the sill plate should be at least 6 in. Steve Konstantino, owner of Performance Building Supply, told me recently that Siga Fentrim is now their go-to product for this location, because it sticks extremely well to concrete. This is of course assuming that you don't want to shutter up and pour new concrete under the sill plate (fiddly but not impossible). That should be corrected and there should be a sill sealer under the sill plate unless they plan to use foam to seal the gap between the sill plate and the foundation. Michael, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. (And the framers are shaking their heads in disbelief.) If that is the case, can the house be put together nice and square from this point forward? Since it's vapor-open it works great around windows also! 2. Is this to imply no WRB? I had looked up Duponts flashing tape primer recommendations but forget. Kevin, What goes between sill plate and foundation? Sorry, yes there is a wrb- tyvek homewrap. The builder will probably measure out a 3-4-5 triangle that includes the wall in question. This happens over about a 50' run. Please help. Should I be concerned that the sill plate is not lined up with the foundation? (Siga Wigluv is often used to seal an exterior crack between the mudsill and a concrete foundation.). Siga advertises Siga Fentrim as suitable for concrete. If you really wanted to seal the tyvek to the concrete it might be a wee bit cheaper (depending on if you already had some primer handy) to use something like Contega HF (a tube sealant that sticks to concrete). I'm in the process of building a new home where we're using ProtectoWrap Triple Guard Energy Sill Sealer and Zip R-Sheathing. You don't need to use tape at this location to protect sheathing. Advice on publishing original theorems with easy proofs. You want to minimize splashback by three approaches: (a) keep the grade at least 10 inches below the lowest wooden components of your house, (b) make sure that your roof has adequate roof overhangs, and (c) install gutters at the eaves of your roof. Thanks for contributing an answer to Home Improvement Stack Exchange! I have a question. What is the best sill sealer option for a 8" sill plate? Is that a thing: just plywood--> rainscreen--> siding? I pointed them out to the framer and they were eventually taped. 2x6's, that's a third of it sitting on nothing. Air sealing anchor bolt hole in sill plate? Lay a continuous layer of 1/4-inch foam gasket or similar moisture and air barrier on top of the concrete slab before applying sill plates. Roll out sill sealer along the perimeter of the foundation wall. How can I keep my kingdom intact when the price of gold suddenly drops? I heard going with Siga Fentrim is a good way to go, especially if primed first. Again, we'll be spray closed-cell foam at the bands on all levels so we'll have some air-sealing in addition to whatever we do on the exterior. Lay-out the sill plate beam pockets @ 4ft. Well also be spraying closed cell foam on the interior side of the sill plates. Anyone brought in from the outside will know to ask the right questions and of whom; my only question for them would be {point finger} What The Is the foundation and carpentry square? Press down, and cut if needed to allow Making statements based on opinion; back them up with references or personal experience. Are there theological explanations for why God allowed ambiguity to exist in Scripture? Im working on the same thing however I am using just plywood sheathing under a rainscreen. This feature has been temporarily disabled during the beta site preview. overlap sill-to-foundation joint with a minimum 2-inch overlap. site design / logo 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. The idea was that the sheathing would be in the same plane as the foundation wall, run down to the top of it and be flashed with the Sill Sealer. It is apparent that either the framing or the foundation is not square. After speaking with a variety of manufacturers, the solution I decided to proceed with was to spray 3M Super 77 adhesive anywhere we weren't getting good adhesion under the Sill Sealer. Still I'd want to see some code; e.g., in 2x4 wall construction, that's more than half of it placed outside the supporting foundation. How to align a single long equation split into multiple lines? Go a little bigger with the holes. The sill plate should be visible for inspection from the interior. Any recommendations on what sorts of questions to ask when I meet the site supervisor on Monday? If not, I'll see how quickly I can get my hands on the Siga Wigluv tape. Today I saw 1-1/2 inch overhang. Basically, you have a sill plate on the foundation wall, 1" OSB subfloor directly on top of the sill plate (not sole plate as this is a crawlspace), 16" o.c stud wall, with OSB wall sheathing. I am using Siga Fentrim to seal the mud sill joint - see picture. You want the drip edge to be at least 1/2 inch outside. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Finding mass percent through molality of potassium nitrate solution. Most of the plate is supported, more than is necessary for structural Can we post pics on this site? You'll want verification that the framing is square. To learn more, see our tips on writing great answers. This happens over about a 50' run. Any other information you may have would be appreciated. Should the sill plate be enlarged to deal with the foundation's offset? How does helicopter mustering make financial sense? Pre-drill two-by-six sills to accommodate the bolts. If you are using a 2X8 floor joist, get sheeting in 9 foot length for Not much one can do about it now; it's built. And be conservative in your estimation of the forces influencing your design. Clearly, you'll have air leakage issues. Here's how to properly install a sill plate on top of a foundation wall. Add sill seal under the bottom plate. I am not sure if it will stick to a waterproofing membrane, which I assume is the black covering your concrete, but I can try it on a waterproofed are of my foundation wall tomorrow. Believe it was a locktite product. I really appreciate it. The anchor bolts are centered on the top of the foundation wall but not centered on the 2x6 sill plate. Should I go for a perfectly level sheet install, and then level each corresponding sheet or is it better to just follow the edge of the sill plate and end up with potentially non-level panels due to the foundation not being floated perfectly? Sill plateFastened to the foundation by anchor bolts, sills provide a wood surface to nail to. On the exterior, a large amount of sheathing and sill plate was exposed. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Good eye Kevin. I strongly suggest that you don't let the house be built out of square. Im new here! One possibility is to have the concrete guys back to add to the foundation wall to make up that 2.5", as long as it doesn't hurt on the outside to have that extra width. You might want to call one of the tech help people at 475 High-Performance Building Supply to ask their advice. (150 mm) above the finished grade . Which primer to promote adhesion of tape to concrete? What do you think about us using a liquid-applied like Zip Liquid Flash? The photo below shows something different -- a combination of Siga Wigluv and Siga Fentrim. Im in the process of building a new home where were using ProtectoWrap Triple Guard Energy Sill Sealer and Zip R-Sheathing. Thanks for your feedback. It only takes a minute to sign up. Should I shim 2x dimensional lumber? Given the info about the bolts, I'm guessing that the concrete is the one out of square. This is a great thread. It is a basement foundation. Is there really no way for Australian citizens to return home from India right now legally? I took the photo at a job site in New Hampshire. Just given my description, what questions should I have for the building supervisor? Sill plates normally are bolted flush to the outside of the foundation. Should I bother with the correction I described, do something else or just move on? Michael, I'd imagined that the the plate was hanging to the inside. Is there a word that describe parents of mine and my spouse? The sheeting should extend down past the block. 3. Most important is the sill plate notch be cut exact to the beam width Who's responsibility was it to commence building and who signed off on the foundation? Unfortunately the framing crew set the sill plate flush with the foundation wall and, because we have a brick veneer planned, had to set the sheathing on top of the sill plate instead of covering it (see attached image). Another issue is that they didnt brush the face of the foundation before trying to adhere the Sill Sealer and so its not adhering in many locations. Is it possible to bolt a steel angle to the concrete with a short leg under the overhanging plate to support it? Are the anchor bolts/rods centered on the sill plate? Do I need to call the BBB and some city inspectors to come and take a look if you answered the previous question with, me? Vote for Stack Overflow in this years Webby Awards! Connect and share knowledge within a single location that is structured and easy to search. I dont have any literature with me that would better explain the tolerances of the sill plate overhanging the stem wall. Attach a Sill Plate to a Block Foundation | DoItYourself.com outside to center and confirm that they match the foundation. Sill sealerA thin layer of insulation fitting between the sill plate and the top of the foundation How long screws for attaching sill plate to concrete foundation? If there is a problem, what realistic options might I have? Sometimes concrete just doesn't cooperate. The band joists are Have the general contractor figure out who is out of specification and have them fix it. Does a PhD from US carry *more academic value* as compared to one in India even if the research skill set developed is same? Michael, Thanks for the suggestion. The 9" wide roll allows me to cover the entire area and meet the minimum 2" concrete overlap requirement. Two and a half inches! This connection may be reinforced with pieces of metal strapping (called tie-downs) to The sheathing shouldn't get very much exposure to rain at all. Missing 1 pin in my Ethernet Port - Can I get 1gbit again? For sill plate setbacks from 1/2 to 1-1/2, install a wood shim (a minimum of 15 long) tight against the sill plate and flush with the foundation wall. The anchor bolts are centered on the top of the foundation wall but not centered on the 2x6 sill plate. Difficult to diagnose without seeing and of course bolting a steel might look a 'pigs ear' depending on where it is and what the options are to 'hide' the steel. 4. I'm not sure whether Zip System tape sticks to concrete -- but Siga Wigluv tape does. I would assume 100 percent bearing is expected. Sink anchor bolts into your foundation every four feet, laying a sill seal on top of the foundation to create a weather barrier. The gap between the Zip Sheathing and the sill tape will be covered with 6" Zip Tape. The siding gets wet from rain. "I am using just plywood sheathing under a rainscreen.". Thanks, wasnt sure if this was appropriate or not in an already started thread to ask a question - but I saw the product Im looking at in question so thought Id just ask here sorry if this in error on my part. A sill plate (also called a sole plate, or simply a sill) is the bottom piece of wall structure where wall studs are attached. I attached a couple pictures during the deepest part of the demo.. removed flagstone, cut concrete back and below the foundation and had to take out ~13 of band joist (OSB) and patch parts of the sill plate with 2x PT and above If the Square houses are put on not-so-square foundations all the time. Asking for help, clarification, or responding to other answers. What was Krishna's opinion on inter-caste marriage? I would make them tape up or use fluid applied on every overdriven nail in your Zip as well. I am wondering if the OSB in direct contact with the concrete foundation wall will be an issue when the whole wall is completed. Drill the holes for the bolts. Any thoughts or concerns would be appreciated. My question is should the foundation bolts go through both plates. Gauge the exposure. I'm not sure why the fact that you will be installing brick veneer resulted in the sheathing installation shown in the photo. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Also, don't count on the building inspector either. This happens over about a 50' Note: For any installations with a sill plate setback, a shim plate is required to transfer load in the F3 direction. Yes, they are. Getting the details right is critical. Floor joists 28 or 210 should be attached to rim joist, 16 on-center. A good foundation will require very few adjustments. The idea was that the sheathing would be in the same plane as the foundation wall, run down to the top of it and be flashed with the Sill Sealer. I would look at the manufacturer recommendations. Concrete isn't on their website's listing of suitable substrates. What is the maximum permissible over hang and the minimum contact distance required? where is the Cathode and Anode of this Diode? Keeping Your Electric Vehicle on the Road, The Associated Costs of Installing a Ductless Minisplit System, A Beginner's Guide to High-Performance Windows. I do think they recommend the primer for concrete though. They probably know each other (and if they do, he knows what he can get away with). Bash - remove dashes and new-lines before replacing new-lines with spaces. Hoping for the best. Is this a slab on grade, a crawl space, or a basement foundation? The WRB protects the sheathing from any water that gets past the siding. Bolting: Attachment Of The Mudsill To The Foundation If the mudsill of a house (the pink area in the illustration at right) is not bolted, the lateral loads (back and forth motions) of an earthquake can jerk the house off its foundation and cause it to collapse. The bottom edge should be flush with the bottom of the sill plate, which is the horizontal board that sits on the masonry foundation. I'd be interested in what the permissible 'fudge factor' for sill plates overhanging the foundation is. Framing a knee wall in front of a half-height foundation wall with windows. I doubt your contractor will provide you with any contrary information, though. A sill plate, also known as a sole plate, is the bottom horizontal part of a wall or building to which the vertical studs will be attached. If they won't, the inspector will probably just require some added expansion bolts. The sill plate is usually supported on the top of the foundation wall. On a floor assembly that is flush with grade (dropped), this results in a concrete stub extending above the floor. Michael, This is why I want to be around when my house is being built. Thank you so much for your feedback. I'd say up to an inch out of play is the carpenter's job to deal with. Thanks. They are typically anchored to the foundation and serve as a very important component of all houses. (My guess is that the concrete is to blame, but I'm not there with a measuring tape.) If the bolts are 1/2", drill a 5/8" hole. The sheathing not attached to the sill plate could be a major structural issue. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. (And a bit too much concrete in the basement is pretty trivial.). The one sitting on the foundation and sill gasket would be pressure treated and then the next one reg. In summary, the sill plate walks from flush with the foundation wall at the rear to 2 1/2" at the front. I'd have to assume it's the concrete, 2.5" off in the world of carpentry is completely unacceptable. My comment regarding the brick veneer was simply to say that, after the sills had been set, the R-sheathing couldn't be applied to the face of the sills or it would encroach on the requisite air space behind our brick veneer. Ideally, the sill plate should be oriented so that any crown is up and any Just given my description, what questions should I have for the building supervisor? However, ~3" is, @mike I'd feel a lot better about it, if normally the sill is a 2x6, but here they saw a problem and went to a 2x8. Position the sill plate on top the foundation and against the exterior edges of the bolts. What is the proper way to start sheathing an exterior wall? I'd like to see double-sill plate and 2x6 construction here as an attempt to deal with this. My initial thought was to cover the sill plates, while overlapping both the sheathing and Sill Sealer with 6 ZipTape and maybe apply some acoustical sealant between the Sill Sealer and foundation wall in any locations where it wasnt sticking. If the concrete wasn't square, could this be the framer making it square? I've had nice results using Pro Clima's CONTEGA SOLIDO EXO to seal the Zip sheathing to the foundation. IRC code for sill plates is what I'd ask Stack Exchange for. I agree with your GC that it's not a problem. Among other things, it'll cost a bit more at just about every step. Building code requires the foundation to extend 6" above grade to prevent wood components from rotting. Become a GBA Prime member and get full access to GBA articles, enyclopedia, videos, CAD library, and more. Are observables in QFT actually observable? Sill plate alternatives when *not* using pressure treated wood? This builder is responsible from start to finish. 2021 The Taunton Press, Inc. All rights reserved. Is it possible to observe strong gravitational lensing with amateur telescopes? @Mike One can only hope that the carpenter is doing their best to deal with an out-of-whack foundation. Is this overkill for this particular goal - would there be a better, more cost effective solution for what Im going for? Place the plate directly on the inside of the chalk line and use a tape measure or a bolt marker to Since the tapes can have different binding materials, you want to make sure the primer doesn't degrade it. One way or another, you need to seal these cracks with air-sealing tape. Where it is desirable to lower the elevation of the main floor, the top of concrete foundation walls Does "upset victory" means a victory that people are not happy about? I think the Siga Fentrim is exactly what I need! See Figure 3 image. I'm going out today to take some pictures. Apply a bead of caulk along the inside perimeter where the sill plate meets the This Together, the sill plates run along the entire foundation. I am in the process of building a one level home in PA. After the formed concrete walls were poured and the framing began, I noticed that on one side of the house that the sill plate was flush with the edge of the foundation wall in the rear, but, by the time the sill plate got to the front it was 2 1/2" away from the edge of the foundation wall. The anchor bolts in these areas were installed about an 1-1/2 inch away from the interior edge of the plate. That should work but, in event it doesn't in some locations, the next step would be to use a brushed-on primer. Since termite shields are often damaged or not installed carefully enough, they should not be regarded as sufficient defense by themselves. Currently exterior walls are up, with a standard foam sill plate gasket and the 7/16 OSB. In summary, the sill plate walks from flush with the foundation wall at the rear to 2 1/2" at the front. 1. You'll also want to ask if off-center anchor will pass framing/structural inspection. This won't delete the articles you've saved, just the list. Is there any way to hold a judge accountable for the harm caused by a bad decision? Who's responsibility was the foundation contract? 7. Also, my builder is a large, custom home builder. How to Anchor a Sill Plate to a Cinder Block Foundation. Re: sill plates overhanging foundation Your engineer is the best one to ask if you want an actionable opinion. As is the case for all detailing: think about the application. rev2021.4.30.39183. Similarly, you may ask, how far should sheathing overlap foundation? The sill plate is made with wood lumberusually 2 x 6 or largerlaid face-down on top of the masonry foundation wall. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Sill Plate not Lining up with Foundation Wall. (if you hired them personally, you may be in a pickle). (one of them is not). Does universal speed limit of information contradict the ability of a particle to pick a trajectory using Principle of Least Action? Rim joists are set onto the top plate (on upper-level walls) or the sill plate (on foundation walls) and are nailed into the plate with framing nails. I thought I had a photo, but I can't find it. You must be a magazine subscriber to access this feature. What should I use to replace extra thick (1.75") sill plate? If it's hanging to the outside, that's actually better, as adding concrete won't interfere with any exterior finishes. It sticks to concrete, wood and Zip sheathing. How is it possible for boss to know I am finding a job? Sill plate and rim joist needs to be flush with the block. I've heard good reports from builders who have used Siga Wigluv at the location. I'm not sure if Zip Tape will stick to concrete either but I'll ask my rep. I would be concerned. to accommodate the bolts. What would happen if a refrigerated bag of human blood was warmed up in a normal kitchen microwave? I e-mailed my builder on Friday (2nd day of framing) asking him to meet me at the house. The bottom of the wall sheathing sits along Why did Lupin make Harry practice his Patronus on a Boggart/Dementor? I am not a Zip expert(or fan), but in Joe's picture, aren't those overdriven nail mushrooms an eventual problem? 2x6 or 2x8 Sill Plate on 8" foundation wall? The ventilated rainscreen gap (between your WRB and your siding) helps everything dry quickly after a rainstorm. What pronouns should I use for a character with no gender? The floor frame consists of common joists, which act like beams and span across the foundation walls, and band or rim joists that cover the ends of the common joists. They build about 40 - 50 homes in the PA and MD area. Are you sure the Siga Wigluv tape will stick to concrete. A sill plate sits on top of the foundation and serves as the structural base for the floor joist frame. No Sill Plate.Home built in 1961, no sill plates, except at the garage foundation.Some don't even have anchors, and just depend on the weight of the house to keep in on the foundation. Construction is 2x6 wall, 7/16 OSB, 2 inch EPS foam (high perm), house wrap, 3/4" rain screen and siding. There should be a gasket under the sill plate, and you may also want to caulk around both sides of the plate Rim joist should be installed flush with the outside edge of the sill plate. Thanks for correcting me concerning the rival tape distribution outlets operating in the U.S. And I guess there is a reason that the photo I took shows Siga Fentrim.
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