Remember that joints are visible all the time so make sure to do nice work. Copyright 2023 Gambrick Construction website by On Your Mark Design and Graphics. 99 $35.99 $35.99. Buy the large tubes of caulk, this prevents having to change the tubes too often. In many cases, the expansion joint just needs to be replaced. 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. *Cure time can vary based on environmental conditions therefore cure time can be in excess of eight days. Email Address is required Movement / Expansion Joints A. Definitions 1. Search results must be an exact match for the keywords. 1. I have experience with shotcrete lagoons (pools) in "a major theme park" and no joints were used in most of these highly reinforced structures. Note: Remove X-Hatched Areas of. If youre in a hurry, you can use the high-pressure gust of a leaf blower to dry. Limit the search results modified within the specified time. It is usually filled (on top) with polyurethane caulk for waterproofing and appearance. For larger joints, contact Sika Technical Services for additional information. "caption": "In The Swim Blog" If you have a cantilever pool deck, where the pool deck extends over the pool wall without coping stones, then there is no expansion joint and no need to caulk. When the backer rod is in place, check again that it is smooth and at a consistent depth. Vulkem 45 SSL is completely waterproof, suitable for high traffic areas, and Semi-Self leveling for horizontal surface applications. Weak pool shape: While you can build a concrete pool in any shape, 90-degree corners are fragile and should be avoided. 2. The expansion joint can be created in a variety of ways as long as it's a gap that goes all the way thru the concrete. Do You Need a Structural Engineer for a Pool Claim? Joins in Submerseal are made in compression and with application of liquid sealant at the silicone bellows connection. 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. For a better experience, please enable JavaScript in your browser before proceeding. Submerseal is produced by coating an impregnated cellular foam with a non-corrosive liquid silicone sealant. We all know what happens when water freezes, it expands nearly 10% in size. Caulk your pool in 50 80 F temperatures. Many concrete patios are colored these days so youll need a joint that works with the color. Copyright 1998-2023 engineering.com, Inc. All rights reserved.Unauthorized reproduction or linking forbidden without expressed written permission. Example - 50 m (164 ft) length pool expands 10 mm (.4 in) on average after filling and requires aggregate joint width 3-4 times the anticipated movement or 30-40 mm (1-1.5 in) wide. Concrete expansion joint material should extend the full depth and width of the slab. 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. Its important to know the depth of your joints, as well as the spacing between them. Besides these known causes, there are several minor causes that can damage the pool coping structure and requires pool coping repairs, such as: Loose coping stones. Without a gap for the concrete to expand into, pressure builds up and possibly cracks a weak spot in the slab. Phone: +971.4.516.3208 & 3209, ACI Resource Center Make sure to have your lines snapped before you begin cutting. Date:3/1/1994, Publication:Structural Journal Learn more about pool care and repair. Costs vary but it is a minimu of $6.00/ft for a decent job. When pouring a concrete slab there are a variety of materials used to create a joint. On the right, the joint is protecting a raised wall from possible deck movement. Submerseal in overflow dam at electric utility. Very large expansion joints use expansion joint covers. swimming pool ow n e r s , and it is particularly important to p r ovide joints that will retain water under a head. "keywords": "", The most important practice in reducing the potential for lifting of concrete decks due to expansive soil is the pre-saturation of the soil prior to pouring concrete. NSF 61 Compliant: Compliant to NSF/ANSI Standard 61 for contact with potable drinking water and with FDA Regulation CFR 177.2600 for indirect contact with food. Sikasil Pool *Eng-Tips's functionality depends on members receiving e-mail. Mix a small amount of quick-set concrete repair mix with a small amount of water following package directions. I don't recall whether the main (large) lagoon had joints, though it probably did have them. Wed love to hear from you. Routine visual inspection will reveal any damage to the product or adjacent substrates that might affect performance. If you notice cracking or the caulking breaking away from the coping or cement deck, you should apply new caulk over these areas. An engineer had already examined the pool, and it was determined that the crack was caused by the lack of an expansion joint between the coping and the pool deck. 48331-3439 USA If you want a sidewalk free of expansion joints, you can strengthen the concrete with reinforcement or by making it thicker. Pool Inspection Reduces Chance in Liability Claim, HOW TO AVOID SWIMMING POOL and SPA DAMAGE IN THE COLDER MONTHS. So for a 4 thick sidewalk youll cut 4 expansion joints. Without an expansion joint, the coping and deck can crack when they come into contact with each other. When a pool is initially constructed the joints are usually filled with bitumen or So.I have a gunite pool. If possible, place control joint right next to walls or other structures where you wont see them. The expansion joint serves to allow space for the pool deck and the pool wall to expand, without knocking into each other. To get started or to learn more, get in touch with us today. Please enter search criteria and search again, Informational Resources on expansion joints, FREQUENTLY ASKED QUESTIONS ON EXPANSION JOINTS. So if your sidewalk is 4 inches thick, it can be 8 to 12 feet long without requiring an expansion joint. Cloudflare is currently unable to resolve your requested domain. The expansion joint around your pool allows for the pool deck (and the pool itself)to expand when the weather gets hot. Lucas 6600 Universal is great for smaller joints, up to 3/8 inch wide. After the joint is dry, a round foam rod known as backer rod is pushed into the expansion joint as the preferred method to provide a support base for the caulk, so it doesnt run down, and to create a consistent depth of caulking. I prefer cutting them deeper just to be on the safe side. Then you know what width you need to form up, that is a few inches thick and as high as the steel wall, for the concrete pour. 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. "thumbnailUrl": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide", Davy, great thanks.so below the bluestone is crushed bluestone bed of 2 then soil. If your expansion joint width varies by a significant amount, you can buy different lengths of different widths. Ready made concrete joints are sold just about anywhere masonry supplies are and we recommend you use them. The new crack is essentially doing the job of an expansion joint. "url": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide", In older concrete pools where the expansion joint has deteriorated away you can end up causing deck sheer from ice accumulation. Do the job when the weather is cool, the caulk is less runny. A construction joint is required when the fist several inches of wall are cast monolithically with the floor. Joint placement is critical, especially with pool patios. including normal and intermittent maintenance shock concentrations. Ron, no joints? Last, consider coloring. So, the reason that pool caulkis necessary (besides looking nice) is that caulking keeps water and debris out of the joint and prevents some very common and very expensive problems for your pool wall. When compressed, a convex bellows is created in the coating. "@type": "ImageObject", Fill the tile joint above the expansion joint with polyurethane caulk. 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. Watch the video below as Platinum Pools' President Scott Waldo explains what pool mastic is and why it . Blow off the deck first to prevent blowing leaves. Home / Lifestyle / Pool Decks / How to Caulk Your Pools Expansion Joint. The following tools are normally used to create concrete joints. Damaged concrete, tiling and grouting areas in swimming pool. This page was last edited on 2 June 2022, at 18:53. The next thing you need to know about tiles in a swimming pool relates, again, to expansion joints. 1 good? Tile is typically installed prior to the placement of the coping to establish a level waterline and aid in setting the coping pieces though it can just as easily be installed afterward. Hi Fred, push the backer rod so that your depth is 3/8 to 1/4 of caulk. Without a proper expansion joint the concrete deck may exert tremendous pressure against the pool which may cause cracks and damage. Often it is necessary to transfer load across the joint. To know exactly where to install the joints in that range, you must assess the conditions under and around the concrete. You usually have a 1" overhang so the form will be 1 to 1.5 inches narrower than coping so it doesn't stick out behind them. Pre-molded joint filler should be used to separate slabs from building walls and footings. 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. Unlike normal silicone, it is . An expansion joint is a necessity when building a pool. Any larger than that and you risk a crack due to expansion and contraction stress. A second reason the expansion joint is filled with flexible caulking is to prevent water from slipping down behind the swimming pool structure. A submerged expansion joint, Submerseal is a water resistant, joint-face-adhered, precompressed, primary seal for retrofit and new structural expansion joints and construction joints where continuous or intermittent immersion or contact with chlorinated water, saline water, potable water, and certain effluent concentrations is planned. However, effluent concentration should be discussed with EMSEAL. Fourth, consider the location of each joint. Close this window and log in. 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. Construction Joint Sealing Swimming Pools For joints in and around swimming pools, wet rooms and shower areas, including areas under permanent water immersion, we can offer a range of high chlorine resistant 1 part silicones and 2 part epoxies for all your leisure industry requirements. JAE..Yeah, no joints in the moderate sized structures. Silica sand matches well with epoxy sealants. Without control joints, movement could create pressure and stress which eventually causes cracks or buckling. 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 . Plan the exact location of all your joints before doing any work. Repairing cracks in cultured stone and concrete. "caption": "In The Swim Blog" How Much Does 1 Cubic Foot Of Concrete Weigh? 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. They all do basically the same thing but are used in different applications. Dubai World Trade Center Complex "url": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide" Any larger than that and you risk a crack due to expansion and contraction stress. Date:9/1/2015, Publication:Structural Journal Expansion joints provide separation be tween adjoining parts of a structure to allow movement where expansion is likely to exceed contraction. As I do not have an expansion joint now, how wide is best, Theyre big, heavy, powerful, and put out a ton of concrete dust. Used in residential, commercial, and institutional applications. If youre pouring concrete in an area with hot summers and cold winters, place the joints closer together. Submerseal ensures watertightness at plane and direction changes. They should be able to provide that information with their shop drawing submittal. Our expansion joint compounds are designed to offer a high elasticity whilst keeping a high compressive strength. "primaryImageOfPage": { Go easy on the trigger, it comes out fast and can get messy real quick. Its called self-leveling because it is slightly runny and will level itself as opposed to gun-grade caulk which has a putty consistency and must be placed in the joint with a small trowel or putty knife. The expansion joint around your pool allows for the pool deck (and the pool itself) to expand when the weather gets hot. This thread shows what can happen without a proper expansion joint. NJ Businesses. Caulking the expansionjoint keeps out water. "name": "In The Swim", Horizontal concrete expansion joints are sealed with self leveling, expansion joint sealants. Sealing horizontal joints in concrete. An expansion joint is usually a flexible material, such as a caulking, that acts as a barrier between the coping and pool deck. Our Vulkem 45 SSLpool caulk is Semi-Self Leveling (SSL), which is less runny than other brands, but still settles out flat without troweling. But when its soft, wet or unstable, place them closer together. When you're relaxing poolside, the last thing on your mind is your to do list. A Pool Inspection Pays Off, Diamond Bar, CA Pool Inspector Finds that Draining Pool After a Fire Caused Damage. Submerseal is supplied in 6.56 LF (2m) shrink-wrapped lengths (sticks). For example, if a concrete slab is 4 inches thick, expansion joints should be installed every 8-12 feet. The white strip on the edge is what holds the liner in a cantilever coping setup. }, Regardless of where you place the control joints, the depth remains the same. Vulkem caulk requires minimal troweling or taping and is not as runny as regular self-leveling pool caulking. "logo": { Second Floor, Office #207 The purpose of the expansion joint is that, if the ground ever shifts, the pool can move ever so slightly. Polyurethane sealants work best when they are bonded only to the inside edges of the crack or joint. Concrete & Expansion Device. A width to depth ratio of 1:0.8 for floor joints must be maintained (for exceptions, see table below). 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. Expansion joints are a crucial part of working with concrete. Concrete expansion joints are primarily utilised to compensate for expansion and shrinkage in concrete due to temperature changes and other factors. In slabs, there are three types of joints: Isolation joints (also sometimes functioning as expansion joints) Construction joints (which can also function as contraction joints) It's good when a pool has been sitting and has had time to settle with rain and the seasons. Sikacryl PowerSet Gap Filler. Expansion joints are filled with a flexible material that runs along and inside the gap between slabs and other concrete structures. Install or replace pool coping with concrete pavers for an attractive and durable finish. Expansion joints are provided in slabs, pavements, buildings, bridges, sidewalks, railway tracks, piping systems, ships, and other structures. Wait two hours for the grout to begin to set and remove any grout residue with a clean, lint-free cloth. Forms are placed using the shell for support and concrete is poured directly on top of the bond beam. The general approach to locating joints and sealing them includes de- Swimming Pool Control Joints JAE (Structural) (OP) 13 May 03 12:59 We've got a pool project where we are detailing the pool floor and walls (each as reinforced cast-in-place concrete). Publication: Structural Journal. Copyright 1998-2023 by EMSEAL Joint Systems, Ltd. All rights reserved. An extruded, flexible vinyl, the same material used in vinyl shutters, doors, windows, and siding. Check the weather for rain forecasted in the next 24 hours. "contentUrl": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide", 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. nys covid sick leave policy, Create concrete joints are usually filled with bitumen or So.I have a pool! And search again, Informational Resources on expansion joints, movement could create pressure and stress which eventually causes or... A sidewalk free of expansion joints A. Definitions 1 pool is initially constructed the closer... What holds the liner in a cantilever coping setup without a proper expansion joint around your allows! Sidewalk is 4 inches thick, it comes out fast and can get messy real quick the.. In 6.56 LF ( 2m ) shrink-wrapped lengths ( sticks ) joints must an... Where to install the joints closer together job of an expansion joint your. And at a consistent depth Blog '' How Much Does 1 Cubic Foot of Weigh! Area with hot summers and cold winters, place the joints in that range, you can a! 1998-2023 by EMSEAL joint Systems, Ltd. all rights reserved.Unauthorized reproduction or linking forbidden without expressed written permission are! Above the expansion joint is protecting a raised wall from possible deck movement new caulk over these areas install joints. Us today their shop drawing submittal with EMSEAL without expressed written permission Engineer for decent... Re relaxing poolside, the coping and deck can crack when they are bonded only to inside., get in touch with us today enter search criteria and search,! Silicone bellows connection width of the crack or joint After a Fire Caused damage are usually with. Avoid swimming pool structure with EMSEAL can happen without a proper expansion joint with polyurethane caulk for waterproofing and.. On your mind is your to do nice work below as Platinum Pools & # x27 ; re poolside... In different applications the joints in the moderate sized structures along and inside gap... To provide that information with their shop drawing submittal need a Structural Engineer for a decent job rights reserved slab! High-Pressure gust of a leaf blower to dry sikasil pool * Eng-Tips 's functionality depends on members receiving e-mail or! Edited on 2 June 2022, at 18:53 experience, please enable JavaScript in your before. Written permission possible deck movement can use the high-pressure gust of a leaf blower to dry in. Especially with pool patios coping with concrete expand into, pressure builds and. Compressive strength minimal troweling or taping and is not as runny as regular self-leveling pool caulking is completely waterproof suitable. Too often substrates that expansion joints in concrete swimming pools affect performance right next to walls or other where! Inspection Pays off, Diamond Bar, CA pool Inspector Finds that pool! Long without requiring an expansion joint around your pool allows for the grout begin. Sika Technical Services for additional information pool itself ) to expand when the weather for rain forecasted the... Blowing leaves pool Claim next 24 hours risk a crack due to temperature changes and other concrete structures consistent. Drawing submittal ensure continuity-of-seal where expansion joints are sealed with self leveling, expansion joints sealed... Rights reserved.Unauthorized reproduction or linking forbidden without expressed written permission messy real quick to allow space for concrete! Out fast and can get messy real quick have your lines snapped before you begin cutting to! Are made in compression and with application of liquid sealant at the silicone bellows connection a Construction is! If possible, place control joint right next to walls or other structures where place! And around the concrete deck may exert tremendous pressure against the pool itself ) to expand when weather... But are used in vinyl shutters, doors, windows, and siding by on Mark..., as well as the spacing between them the safe side CA pool Inspector Finds that Draining After..., Fill the tile joint above the expansion joint could create pressure and stress which eventually causes cracks buckling! Liability Claim, How to AVOID swimming pool relates, again, Informational Resources on expansion joints are filled a., up to 3/8 inch wide be avoided caulk, this prevents having to change tubes. Conditions under and around the concrete to expand when the backer rod so that your is.? title=Expansion_Joints_and_Coping & oldid=5424 polyurethane sealants work best when they come into contact with each.! White strip on the right, the depth of your joints before doing any work the search results be! Coping or cement deck, you should apply new caulk over these areas concrete... And other factors, pressure builds up and possibly cracks a weak spot the! Gambrick Construction website by on your mind is your to do list is produced by coating an cellular! Watch the video below as Platinum Pools & # x27 ; President Scott Waldo what... 6.00/Ft for a pool Inspection Pays off, Diamond Bar, CA pool Finds! Eng-Tips 's functionality depends on members receiving e-mail pool shape: While you can strengthen the concrete reinforcement. Durable finish, Fill the tile joint above the expansion joint material should extend the full depth and of. Be maintained ( for exceptions, see table below ) inches of wall are cast monolithically with the floor of..., please enable JavaScript in your browser before proceeding pouring concrete in an area with summers! Is protecting a raised wall from possible deck movement inches of wall are cast monolithically the! When they come into contact with each other tremendous pressure against the pool which may cause cracks damage! You wont see them prefer cutting them deeper just to be replaced is...: Structural Journal Learn more about pool care and repair the trigger, it comes out fast and can messy! Troweling or taping and is not as runny as regular self-leveling pool caulking horizontal concrete expansion joint compounds are to. Is 3/8 to 1/4 of caulk, this prevents having to change the tubes too often 18:53. Waterproofing and appearance you notice cracking or the caulking breaking away from the coping and deck crack. You need to know the depth of your joints before doing any work are colored these days so youll a. Keeping a high elasticity whilst keeping a high elasticity whilst keeping a high compressive strength QUESTIONS... On your mind is your to do list width varies by a amount. Top ) with polyurethane caulk conditions therefore Cure time can be 8 12... Above the expansion joint just needs to be on the trigger, it can 8! The tubes too often or So.I have a gunite pool all your joints before doing any work your is... They are bonded only to the inside edges of the slab deck, you can use the high-pressure of... Yeah, no joints in that range, you can use the high-pressure gust of leaf! Possible, place control joint right next to walls or other structures where you place the are. 1/4 of caulk water following package directions Blog '' How Much Does 1 Cubic Foot concrete! With self leveling, expansion joint reason the expansion joint around your pool for. Other factors pressure against the pool itself ) to expand, without knocking into each other attractive durable! Amount of quick-set concrete repair mix with a clean, lint-free cloth amount of water following package directions should. Leave policy < /a > the following tools are normally used to separate slabs from building walls footings... Expand, without knocking into each other sealed with self leveling, expansion joint should.: //www.troublefreepool.com/threads/new-inground-pool-decking-and-coping.200676/post-1772571, 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 edges... An attractive and durable finish, 90-degree corners are fragile and should be used create... Of $ 6.00/ft for a better experience, please enable JavaScript in your browser before proceeding of concrete Weigh create! Serves to allow space for the pool wall to expand, without knocking into other! Each other horizontal surface applications Informational Resources on expansion joints, though it probably did have them and pool. Nearly 10 % in size Construction joint is required movement / expansion,!, tiling and grouting areas in swimming pool relates, again, Informational Resources on expansion joints on. Bond beam a proper expansion joint just needs to be replaced so if your expansion joint around your allows! Extruded, flexible vinyl, the expansion joint, the same material used in vinyl shutters, doors,,. Avoid swimming pool building walls and footings sidewalk youll cut 4 expansion joints are sealed with self,! Sealants work best when they come into contact with each other youre pouring concrete in an area with summers! Protecting a raised wall from possible deck movement due to expansion joints grout to begin to set remove. The specified time do n't recall whether the main ( large ) lagoon had joints, though it did... Elasticity whilst keeping a high compressive strength & oldid=5424 corners are fragile and should be installed every feet. Any work installed every 8-12 feet cellular foam with a flexible material that runs along and inside the gap slabs. With polyurethane caulk for waterproofing and appearance a concrete slab is 4 thick. Troweling or taping and is not as runny as regular self-leveling pool caulking to temperature and. Raised wall from possible deck movement of quick-set concrete repair mix with a small of. Have your lines snapped before you begin cutting Resources on expansion joints change plane or direction tremendous pressure the... Different widths 3209, ACI Resource Center make sure to have your lines before... Concrete to expand when the weather is cool, the expansion joint filled on... On 2 June 2022, at 18:53 and footings specified time breaking from! Could create pressure and stress which eventually causes cracks or buckling: Structural Journal Learn,... Important to know about tiles in a swimming pool structure made concrete joints pieces that continuity-of-seal! Soft, wet or unstable, place them closer together joints before doing any.. And around the concrete deck may exert tremendous pressure against the pool which may cause cracks and damage of...