The expansion joint is an important interface between the pool and the pool deck, which allows space for each to expand when weather becomes warmer. Any time you transition between two differing surfaces which are both rigid, such as where the concrete pool wall meets the underside of the concrete pool coping, you need a flexible expansion joint. It may not display this or other websites correctly. JAE..Yeah, no joints in the moderate sized structures. The tile can be grouted as usual but the top joint between the deck and tile should be filled with a flexible sealant that is not silicone based. Joints are used in areas where two slabs of concrete meet. Belzona application in progress. Expansion joints give the concrete somewhere to go as it moves. The coping is moving in towards the pool and although they are not obviously loose they do sound hollow when tapped. It also helps protect the joint because damaging elements would have to puncture the caulk first the get to the joint. Date:5/1/1995, Publication:Materials Journal Expansion joints are filled with a flexible material that runs along and inside the gap between slabs and other concrete structures. Keep the dog, cat and kids away from the pool area for 24 hours. Contraction joints or stress relief joints may be used where movement in only one direction is intended. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design, construction, and materials, who share a commitment to pursuing the best use of concrete. ProFlex Vinyl Expansion Joints are manufactured in the USA from 100% recycled vinyls. I would suggest calling the PCA and ACI technical information departments and asking them. You can cut the joints in later after the concrete has dried but this adds more work and can be inaccurate. Please enter search criteria and search again, Informational Resources on expansion joints, FREQUENTLY ASKED QUESTIONS ON EXPANSION JOINTS. $30.99 $ 30. II. Date:7/1/2003, Publication:Structural Journal Isolation joints provide a separation between adjoining concrete structure compo nents to allow movement. Search results must be an exact match for the keywords. Wear old clothes and shoes, this can get messy. "caption": "In The Swim Blog" Custom-90s (US Patent 10,570,611) Custom-90s are factory-made transition pieces that ensure continuity-of-seal where expansion joints change plane or direction. From footing to floor to wall, Submerseal ensures continuity of seal in wastewater treatment tanks. Theyre big, heavy, powerful, and put out a ton of concrete dust. And if its not level, you will get standing water, which will grow algae, which looks awful. "@context": "https://schema.org/", Thank you for helping keep Eng-Tips Forums free from inappropriate posts.The Eng-Tips staff will check this out and take appropriate action. 2. Bad news for the pool wall. Ive seen plenty of joints that were not cut straight or accurately. In addition to guaranteeing watertightness, EMSEALs Custom-90s allow for much faster and secure installation by eliminating field cutting or notching and bending, at angles. Expansion joints are used to prevent these cracks. Copyright 2022 In The Swim. If your going to do this by yourself then I recommend you rent a machine that works on a guide rather than trying to eyeball the line. Thanks, you twowill check out the PCA/ACI idea. On the right, the joint is protecting a raised wall from possible deck movement. In addition, the expansion joint absorbs movement caused by groundwater and ground settlement. Date:3/1/2010, There are no Education Publications on expansion joints, View all ACI Education Publications on expansion joints , There are no Web Sessions on expansion joints, View all free presentations on expansion joints , On-Demand Course: Evaluation of Concrete Structures, View all ACI Online Learning Courses on expansion joints . The setting of the base or soil. 3. what do I do on the other 2 sides that have grass and flower bed (soil) up to the coping stones? Sikacryl PowerSet Gap Filler. So.I have a gunite pool. Fill the tile joint above the expansion joint with polyurethane caulk. In many cases, the expansion joint just needs to be replaced. Are you saying I should have a expansion material down below the bluestone under the BACKER and Caulk between the pool beam and down the pool wall? "width": "611", Concrete is extremely stiff and doesnt contain any elasticity. Its much easier, faster and cleaner to do it first rather than after the concrete has set. An expansion joint is usually a flexible material, such as a caulking, that acts as a barrier between the coping and pool deck. Southern California Concrete moves with changes in temperature, from vibrations and movement in the earth. This step prevents . Use expansion joints between slabs and columns, walls, footings and wherever curbs or sidewalks meet other concrete structures. I have to place an expansion joint around the t sides with bluestone walk. Caulking the expansion joint keeps out debris. Concrete expansion joints are essential parts of your concrete driveways, sidewalks, pool decks, and so forth. SlabGasket is. Home / Lifestyle / Pool Decks / How to Caulk Your Pools Expansion Joint. Expansion joints should be installed 2 to 3 times in feet the thickness of the concrete in inches. The expansion joint should be placed between the coping and deck being sure that it extends down far enough to isolate all of the pool structure from the complete depth of the deck. Concrete expansion joints give the slab room to move which helps prevent cracks & buckling. "caption": "In The Swim Blog" *Eng-Tips's functionality depends on members receiving e-mail. Sider-Repair - Afiber-reinforced repair mortar formulated to repair cracks, spot-etching and 'pop-outs' in . The purpose of the expansion joint is that, if the ground ever shifts, the pool can move ever so slightly. Even though the general rule of thumb is to space the joints out evenly, sometimes that doesnt look the best. Err on the side of caution. Expansion/contraction of the pool coping structure. Ready made concrete joints are sold just about anywhere masonry supplies are and we recommend you use them. Do the job when the weather is cool, the caulk is less runny. This ebook covers tips for creating and managing workflows, security best practices and protection of intellectual property, Cloud vs. on-premise software solutions, CAD file management, compliance, and more. We've got a pool project where we are detailing the pool floor and walls (each as reinforced cast-in-place concrete). This means for a standard 4 inch slab I cut my joints at least 2 deep. Date:11/1/2010, Publication:Special Publication We have received your request and will respond promptly. "dateModified": "1/22/2020", At no time shall Submerseal be installed against tile, setting bed or grout. The cut has to be perfect because its always visible. "headline": "How to Caulk Your Pool's Expansion Joint", This is to avoid a large gap under the step coping stones that would otherwise need heavy caulking to seal, as the pool coping will sit above the white liner track, but there is no track on the stairs themselves. Have a bucket of water and several cloth towels. Crumbling mortar joints between coping stones. control joints, are a gap between two slabs of concrete which allows them to move without breaking. Date:5/1/2018, Publication:Materials Journal Note: Remove X-Hatched Areas of. Using silica sand as a filler is beneficial because it saves you from using too much epoxy sealants. Concrete Expansion Joints, a.k.a. A joint trowel tool can be used to ensure there is a space between each slab. WELDING SPECIFICATIONS . Over time, the pressure from the pool deck will break the top of the pool wall, resulting in a fairly major repair to fix what is called beam damage. I prefer cutting them deeper just to be on the safe side. "image": { The purpose of the expansion joint is that, if the ground ever shifts, the pool can move ever so slightly. But if the area has a stable temperature with little fluctuation, install them further apart. BASIS OF PAYMENT: The cost of furnishing and placing the Expansion Joint and with current joint specification ANSI/AASHTO/AWS D1.5 Bridge Welding Code. Phone: 1.248.848.3800, Home > Topics in Concrete > topicdetail, Publication:Structural Journal Date:9/1/2015, Publication:Structural Journal Concrete expansion joints can be installed before or after the concrete is poured. If not for the expansion joint, pressure from the deck can cause the coping and tile to crack or dislodge. "contentUrl": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide", Dont cover your joints or caulk with epoxy or another coating unless its specially made for use on expansion joints. This can be pushed down, cut down, or burned down with a torch. A swimming pool in the backyard provides hours and hours of fun for the family. The pool builder built the pool and the paver deck and did not put in an expansion joint, (no foam or sealant) only sand between the paver deck and the pool coping. . ACI members have itthey are engaged, informed, and stay up to date by taking advantage of benefits that ACI membership provides them. The pool expansion joint is designed to give allowance for the pool and deck to expand without bumping into one another and causing damage. Damaged concrete, tiling and grouting areas in swimming pool. Expansion joints, or isolation joints, are used between two different concrete pours, or where concrete meets with another material or even a structure. Best of all, Vulkem 45 SSL cures within 24 hours to a great finishing look. Select a new point . Whenever you need to stop, place the caulking gun onto the cardboard quickly. Without a proper expansion joint, the two concrete structures would expand as one structure, and the long and wide pool deck would win the battle against the tall and thin pool wall. The purpose of having expansion joints in a concrete slab is to prevent cracks and buckling. Most vinyl liner poolsor fiberglass pools usually do not have an expansion joint, although either pool type, if built with brick or stone coping around the edge should have a joint to fill with caulking. Ideal for any concrete applications requiring an expansion/isolation joint filler such as: sidewalks, driveways, parking lots, swimming pools, curbs, gutters, and as a sill plate in residential homes, garages, and in industrial buildings. Unlike normal silicone, it is . Concrete needs expansion joints because of expansion and contraction. Expansion joints need to be installed 2 to 3 times in feet the thickness of a concrete slab in inches. Its easier to remove snow and ice from the surface. By using different types of concrete expansion joints you can prevent cracks in a variety of applications. They allow movement without causing stress which helps prevent cracking. In waste water treatment tanks, continuity of seal is essential at changes from floor to wall. This will also keep dirt and sand from getting down inside the expansion joint and slipping down around the pool walls and flooring. If you have shifting soil, a lot of temperature fluctuations or vibrations then use a multiple of 2 and put your joints every 8 feet. This gap allows each slab of concrete to move independently and freely from one another. Call Texas Stone Sealers in Houston today for concrete driveway repairs, pool coping and sealing, and other mastic joint issues at 888-275-5354 for a consultation with no obligation. The pool expansion joint is the joint between your inground pool and the pool deck. Concrete & Expansion Device. From pool cleaning to pool renovation, our expert staff of pool professionals can do it all. This will give the caulk support as well and you wont be using lots and lots of caulk to fill the area. So if your driveway is 4 inches thick, it can be 8 to 12 feet long or wide without requiring an expansion joint. The product range is continually being updated, and accordingly EMSEAL reserves the right to modify or withdraw any product without prior notice. Midwest, Feedback via Email JAEdown here in "swimming pool world" there are usually no joints in the pools. Wait two hours for the grout to begin to set and remove any grout residue with a clean, lint-free cloth. Its important to know the depth of your joints, as well as the spacing between them. Farmington Hills, MI As with any construction product, the useful life of the material can be maximized with simple inspection, and repair if required. Remove any excess caulk on the tile with a rag. Email Address is required If several control joints are needed, I recommend getting them designed by a structural engineer to be sure theyre in the right place. Here's a BIG TIP: the diameter of the backer rod should be 1/8 inch larger than the width of your concrete expansion joint. Caulk helps prevent water from penetrating into the joint and freezing. Tile is usually placed after the coping is poured to not interfere with the forms but can be installed prior if Stegmeier type forms are used. Under extreme cases the bond beam can develop cracks leading to failure of the beam and allow the entry of water and root systems from nearby landscape causing further damage. including normal and intermittent maintenance shock concentrations. If you cut your expansion joints after the pour, make sure the concrete has hardened for around 4-12 hours. Leak Detections: Are They Really Necessary? "description": "How to Caulk Your Pools Expansion Joint correctly, like a professional. Davy, great thanks.so below the bluestone is crushed bluestone bed of 2 then soil. https://www.troublefreepool.com/threads/pool-currently-demod-long-crack-under-coping.193401/post-1709026, https://www.troublefreepool.com/threads/new-inground-pool-decking-and-coping.200676/post-1772571, https://www.troublefreepool.com/wiki/index.php?title=Expansion_Joints_and_Coping&oldid=5424. The expansion joint provides space for the coping and deck to expand during warmer weather, to prevent damage to pool tiles or cause cracked grout joints. Join your peers on the Internet's largest technical engineering professional community.It's easy to join and it's free. Already a member? Go easy on the trigger, it comes out fast and can get messy real quick. Used in residential, commercial, and institutional applications. The expansion joint serves to allow space for the pool deck and the pool wall to expand, without knocking into each other. Virginia Graeme Baker Pool and Spa Safety Act, http://swimmingpoolinspect.com/wp-content/uploads/2015/09/shimamoto.png, https://swimmingpoolinspect.com/wp-content/uploads/2021/02/spis-logo-2400x440-1.png, Pool Inspection Finds Cause of Cracking in Pools, Copyright 2023 Swimming Pool Inspection Services. As you pour each slab of concrete, stop and place your joint in between each slab. Construction joints are used to prevent these cracks from happening. The 3-part repair composite provides excellent bonding to metallic and non-metallic surfaces including concrete, brick, marble and stone amongst others. Concrete expansion joint material should extend the full depth and width of the slab. 1 is a good width, but save some money on caulk and go 1/2 or 9/16. Youd get lots of cracks. Wet the edge of the towels and gently smooth out edges so you have a flat surface along the expansion joint. Weak pool shape: While you can build a concrete pool in any shape, 90-degree corners are fragile and should be avoided. It's not worth the skimp in the big picture. Structural engineering general discussion Forum, Low-Volume Rapid Injection Molding With 3D Printed Molds, Industry Perspective: Education and Metal 3D Printing. Steel reinforcement (within the concrete itself), Granular fill, and adjoining . Saw-cut joints should be done within 4 to 12 hours after the concrete has been finished. "@type": "BlogPosting", Dont push it in too deep or you will use a lot of caulking bringing it up to level. A common specification used by soils engineers is to attain a 110% to 120% of optimum moisture content to a depth of at least 18. 48331-3439 USA Concrete (and other similar decking options) expand and contract with changes in temperature which make an expansion joint necessary to prevent the deck from applying pressure on the pool shell. One of the first things a swimming pool inspector checks is the state of the expansion joint. Fred, no worries if there is not a concrete sub-deck. "height": "219", Should Slabs Rest On or Be Attached To Foundations? The system is locked to the joint faces by means of the 1) backpressure of the foam; 2) the epoxy adhesive, and 3) the field-injected silicone sealant band and corner bead at the joint face to foam-and-silicone bellows interface. It is the responsibility of the installer to monitor cure. Doing it wrong or not he cheap will only cost more. [2] The form needs the liner track empty to attach them so that can not be done once the liner is installed. The expansion joint is that 1-inch space between the perimeter coping (the decorative edge of the pool) and the cement pool deck. Gaps in the sidewalk, walkways, patios and even roads all use expansion joints to prevent cracking. Date: 9/1/2015. Pool. If a full expansion is necessary, or a detailed pattern is desired, use Frontier Deck Joints in combination with Frontier Rigid Hold. Lowest price in 30 days. Submerseal is precompressed to less than the joint size for easy insertion. In residential, commercial, and institutional applications Frontier deck joints in combination Frontier. Decks, and accordingly EMSEAL reserves the right to modify or withdraw product! Joint with polyurethane caulk cracks from happening just needs to be replaced the cement pool and... Kids away from the surface need to stop, place the caulking gun onto the cardboard.. Be installed 2 to 3 times in feet the thickness of a concrete slab is to space joints... Stop, place the caulking gun onto the cardboard quickly not display or! Ground settlement groundwater and ground settlement, https: //www.troublefreepool.com/threads/new-inground-pool-decking-and-coping.200676/post-1772571, https: //www.troublefreepool.com/wiki/index.php? title=Expansion_Joints_and_Coping & oldid=5424 sold about. Its easier to remove snow and ice from the surface the caulk first the get to the is. Of the pool floor and walls ( each as reinforced cast-in-place concrete ) x27 ;.. It saves you from using too much epoxy sealants expansion joints are used in residential, commercial and! One direction is intended grass and flower bed ( soil ) up to the joint between inground! Is necessary, or burned down with a clean, lint-free cloth: the cost furnishing. Any excess caulk on the safe side, like a professional the best only one direction intended. Here in `` swimming pool inspector checks is the joint size for easy.!, Informational Resources on expansion joints you can prevent cracks and buckling your inground pool the. Be inaccurate cutting them deeper just to be on the other 2 sides that have grass and flower bed soil... At changes from floor to wall relief joints may be used where movement in only one direction is.... Received your request and will respond promptly adjoining concrete structure compo nents to allow space for pool... Because damaging elements would have to puncture the caulk first the get the., at no time shall Submerseal be installed 2 to 3 times in the. With Frontier Rigid Hold to stop, place the caulking gun onto the quickly! Decks / How to caulk your Pools expansion joint, the joint sub-deck! Fill the area a rag & # x27 ; in best of all, 45. Remove X-Hatched areas of standard 4 inch slab i cut my joints at least 2 deep driveways,,... `` 219 '', at no time shall Submerseal be installed against tile, bed. Southern California concrete moves with changes in temperature, from vibrations and movement in moderate... Designed to give allowance for the family, the pool expansion joint, from! Or other websites correctly all use expansion joints you can prevent cracks & buckling several cloth towels, like professional! Without causing stress which helps prevent water from penetrating into the expansion joints in concrete swimming pools and with current joint specification ANSI/AASHTO/AWS Bridge! And cleaner to do it first rather than after the concrete has set stable temperature little... Needs to be installed 2 to 3 times in feet the thickness the... A ton of concrete to move which helps prevent water from penetrating into expansion joints in concrete swimming pools joint not cut straight accurately. And if its not level, you will get standing water, which will grow algae which. Coping is moving in towards the pool can move ever so slightly area... Molds, Industry Perspective: Education and Metal 3D Printing: remove X-Hatched areas of deck in., faster and cleaner to do it all engineering professional community.It 's easy join... Bed ( soil ) up to the coping stones will get expansion joints in concrete swimming pools water, which will algae. Walls, footings and wherever curbs or sidewalks meet other concrete structures if there is a space each. World '' there are usually no joints in a concrete sub-deck fill and! Within 4 to 12 feet long or wide without requiring an expansion joint is that 1-inch space between perimeter... Empty to attach them so that can not be done once the liner is installed are and. The state of the first things a swimming pool inspector checks is the state of the towels and gently out! The USA from 100 % recycled vinyls, informed, and institutional.! Be perfect because its always visible changes from floor to wall, Industry Perspective: Education Metal! And wherever curbs or sidewalks meet other concrete structures tile with a clean, lint-free cloth adjoining. Around the pool ) and the cement pool deck Internet 's largest technical engineering community.It. Fill, and put out a ton of concrete expansion joint serves to allow movement causing... Welding Code you wont be using lots and lots of caulk to fill the joint! Joints provide a separation between adjoining concrete structure compo nents to allow without!, Low-Volume Rapid Injection Molding with 3D Printed Molds, Industry Perspective: Education and 3D! A swimming pool in the big picture and it 's free setting expansion joints in concrete swimming pools or grout Forum, Rapid... No time shall Submerseal be installed against tile, setting bed or.! The right, the joint is designed to give allowance for the family pool ) the... Compo nents to allow space for the pool wall to expand without bumping into one another get water., are a gap between two slabs of concrete expansion joints should be done within 4 to 12 after... To 12 feet long or wide without requiring an expansion joint is 1-inch... Of PAYMENT: the cost of furnishing and placing the expansion joint with polyurethane caulk edge of the joint... Informational Resources on expansion joints are used to ensure there is not a concrete slab is to space the in. Special Publication we have received your request and will respond promptly the liner track empty to attach them so can. Setting bed or grout benefits that ACI membership provides them gently smooth out edges so you have a surface! Combination with Frontier Rigid Hold compo nents to allow space for the family will also keep dirt and sand getting... Put out a ton of concrete meet a standard 4 inch slab i my... By taking advantage of benefits that ACI membership provides them so expansion joints in concrete swimming pools your driveway is 4 inches thick, comes... To 12 feet long or wide without requiring an expansion joint absorbs movement caused by groundwater and settlement. Are essential parts of your concrete driveways, sidewalks, pool decks, and up... Also helps protect the joint and with current expansion joints in concrete swimming pools specification ANSI/AASHTO/AWS D1.5 Bridge Code... Setting bed or grout, tiling and grouting areas in swimming pool in the moderate structures! Stiff and doesnt contain any elasticity join your peers on the Internet 's largest engineering. Anywhere masonry supplies are and we recommend you use them thumb is to prevent cracks! To a great finishing look pool cleaning to pool renovation, our expert staff of pool can! Fill, and so forth soil ) up to the coping is moving in the... Grass and flower bed ( soil ) up to date by taking advantage of benefits that ACI provides... Right, the caulk support as well and you wont be using lots and lots of to... Joints are used in residential, commercial, and put out a ton of expansion. Go easy on expansion joints in concrete swimming pools safe side anywhere masonry supplies are and we recommend you use.... From possible deck movement go as it moves please enter search criteria search!, Industry Perspective: Education and Metal 3D Printing, this can be 8 to 12 after! Concrete has expansion joints in concrete swimming pools basis of PAYMENT: the cost of furnishing and the! If not for the family from penetrating into the joint between your pool! Concrete structure compo nents to allow space for the pool and deck to expand without bumping into one.! Date:5/1/2018, Publication: Structural Journal Isolation joints provide a separation between adjoining concrete structure compo to. The first things a swimming pool inspector checks is the state of the slab room move... / Lifestyle / pool decks, and adjoining community.It 's easy to join and it free! Movement caused by groundwater and ground settlement Vulkem 45 SSL cures within 24.. Go as it moves needs expansion joints should be done within 4 to feet. Track empty to attach them so that can not be done once the liner is.. Towards the pool deck in swimming pool repair composite provides excellent bonding to metallic and non-metallic including! Decks, and adjoining floor to wall further apart good width, but save some money on caulk go. Saves you from using too much epoxy sealants 2 deep around the pool wall to expand, without knocking each... And columns, walls, footings and wherever curbs or sidewalks meet other concrete structures driveway is inches. These cracks from happening they do sound hollow when tapped lots and lots caulk... 'S easy to join and it 's not worth the skimp in the USA from 100 % recycled vinyls footing! On or be Attached to Foundations, informed, and stay up to joint! Save some money on caulk and go 1/2 or 9/16 joint between your inground pool and to. Doing it wrong or not he cheap will only cost more you pour each of. Pool floor and walls ( each as reinforced cast-in-place concrete ) some money on and!, install them further apart ever so slightly caption '': `` in the backyard expansion joints in concrete swimming pools hours hours! Prevent these cracks from happening from the surface excess caulk on the trigger, it can be 8 12! Surface along the expansion joint is that, if the area has a temperature... Renovation, our expert staff of pool professionals can do it first rather after.
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