The pool expansion joint is the joint between your inground pool and the pool deck. After concrete is poured and moulded into shape it will harden and set which naturally causes a reduction in volume. "caption": "In The Swim Blog" To learn about caulking expansion joints and other swimming pool maintenance issues, call Sunrise Pool Services, Inc., at 678.804.0050. This popup will close automatically once your project list has loaded.Thanks for your interest in In other cold joints we have specified a hydro-expansive waterstop. If the deck goes below the bond beam then you need to dig down until you find the bottom of the deck and start the expansion joint there.[1]. Dirt will always settle and you can not compact dirt well against the walls without damaging the walls. Invalid Email Address Really? You do not have access to www.concreteconstruction.net. But theres also lot of maintenance issues as well to which you need to attend by hiring a pool service or doing it yourself. This step prevents . First and foremost, people want theyre concrete work to look nice. The cut has to be perfect because its always visible. I prefer to cut them on the deep side so I prefer to cut at least 1/2 way through. Almost imperceptively, but pool decks can expand 1/4 inch or more in warm weather. Swimming Pool Inspection Services was recently called on to provide an estimate for cost to repair a large crack in the decking of an inground swimming pool. If the soil is hard and sturdy like caliche, you can place them further apart. But when you cut the joints after the slab is poured and set, you dont necessarily have to cut all the way through. Prior to pouring the deck, the level of the grade should be brought up to become level with the top of the bond beam and be very well compacted. The decking is also used as the coping which is placed in one continuous pour to create a seamless looking deck. Concrete undergoes expansion due to high temperature when in a confined boundary which leads to cracks. Learn methods and guidelines for using stereolithography (SLA) 3D printed molds in the injection molding process to lower costs and lead time. Over time, expanding water can cause damage to the pool beam, as it places pressure against it. Horizontal expansion joints in cantilevered coping is typically left open. No one wants a new patio with ugly expansion joints cut through the middle of it. Expansion joints are used to relieve pressure and prevent damage. Please enter search criteria and search again, Informational Resources on expansion joints, FREQUENTLY ASKED QUESTIONS ON EXPANSION JOINTS. If a span of concrete is overly long. Some homeowners don't like the look of the expansion joint and do this intentionally Some realize the costs associated, some don't. Joints prevent damage to the slab which makes them last longer and look better. You want the coping independent from the deck concrete or pavers behind it. Contraction joints or stress relief joints may be used where movement in only one direction is intended. Learn more about pool care and repair. On the left, the joint separates the brick coping from the surrounding deck. Examine how the principles of DfAM upend many of the long-standing rules around manufacturability - allowing engineers and designers to place a parts function at the center of their design considerations. In older concrete pools where the expansion joint has deteriorated away you can end up causing deck sheer from ice accumulation. Ideal for pool decks. Fred, no worries if there is not a concrete sub-deck. Non-Invasive Anchoring: There are no hard metal-to-substrate connections with Submerseal. If youre cutting control joints after the concrete has set, dont wait too long. ALCOLIN EXPANSION JOINT SEALER is a high quality, neutral curing, odourless and UV resistant adhesive and sealant in one, which can be used to seal expansion and normal joints in concrete, screeds, plaster and boards, from 5mm to 25mm in width. This page was last edited on 2 June 2022, at 18:53. 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. From pool cleaning to pool renovation, our expert staff of pool professionals can do it all. If youre pouring concrete in an area with hot summers and cold winters, place the joints closer together. Saw-cut joints should be done within 4 to 12 hours after the concrete has been finished. "wordCount": "1242", 38800 Country Club Dr. If your expansion joint width varies by a significant amount, you can buy different lengths of different widths. Expansion joints need to be installed 2 to 3 times in feet the thickness of a concrete slab in inches. If a concrete slab is too big and doesnt have expansion joints, when the structure shifts, vibrates, expands or contracts, the stress and pressure finds relief by cracking. 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. Ron, no joints? I used to say that caulking the expansion joint was something that only snowbelt pool owners had to worry about, but with freezing temps occurring more regularly in the south these days it should be on the mind of concrete pool owners everywhere. 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. Select a new point . When pouring a concrete slab there are a variety of materials used to create a joint. .with the higher reinforcing I can see the cracks staying smallbut don't the cracks, small as they are, still leak? The steel crossing stress relief joints allows less movement in them. For the new caulk to adhere to the old caulk, the surface needs to be really dry. Finally, the cement is poured, and the expansion joint is put in. Submersealis manufactured in straight-run sticks which can be joined in the field to EMSEALs patent-pending Custom-90 transitions. Costs vary but it is a minimu of $6.00/ft for a decent job. Expansion and contraction pressure inside the concrete builds as the temperature changes. 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 Backer Rod should be pressed into the joint allowing a sealant depth of between 1/8 inch and 1/2 inch. Watertight, tensionless, arched silicone bellows, Resistant to chlorinated water (up to 5 ppm), Resistant to certain effluent concentrations (contact EMSEAL), Bellows never under tension during joint movement. 02-26-20 02-26-20 Leveling/Sealing Grout (Expansion or Adhesive) Anchor Insert 8" Plate 5 3"x3"x 2 . 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. "height": "219", It is filled with a special pool caulk that's a flexible sealant. Rushing the process or pouring the concrete when it's too hot outside can cause cracking. 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. However, concrete expansion joints are susceptible to failure. The base under the form should be well compacted stone base material. Method 1. This means for a standard 4 inch slab I cut my joints at least 2 deep. Different joints in concrete slabs all have the same bottom-line purpose of preventing cracks. Expansion joints or more appropriately called isolation joints are an essential part of constructing a structurally sound pool and deck. It is the responsibility of the installer to monitor cure. After old caulk is cut out, attach a wire or plastic bristle cleaning wheel to a drill and slowly (and carefully!) Swimming pool expansion joints as well as perimter and pool deck joints can benefit from Submerseal as a lasting alternative to liquid sealants. There should be a joint through the skimmer (s), off of each corner, and at the narrowest parts of the patio every 10'-12'. OUR JOINT SEALANTS AND EXPANSION JOINTS WILL PROTECT YOUR POOL DECK FROM CONCRETE MOVEMENT AND WATER INTRUSION, WHILE ALSO MAINTAINING THE AESTHETIC LOOK OF YOUR DECK Seal all cracks and joints with DECK-O-SEAL two-part, elastomeric, polysulfide-based joint sealant. 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. 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. Generally speaking, if the concrete is 4 inches thick at 3500 4000 psi, we multiply that by 2 to 3 in feet. Thank you for helping keep Eng-Tips Forums free from inappropriate posts.The Eng-Tips staff will check this out and take appropriate action. JOURNAL Articles ON EXPANSION JOINTS. Materials used on concrete joints must be flexible enough to absorb or deform as needed and then be able to restore back to their original state. 4. sealing movement joints - whether a pool needs to be completely waterproof 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) At no time shall Submerseal be installed against tile, setting bed or grout. 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Keeping the cracks and joints filled with flexible weather proof caulk will help prevent future cracks and existing ones from getting worse. 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. Submerseal is supplied in 6.56 LF (2m) shrink-wrapped lengths (sticks). NJ Businesses. All Rights Reserved. A Proper Expansion Joint, isa gap between the pool wall and pool deck that goes clear to the earth beneath the pool deck. Also important is the joint beneath your flagstone, the sub-deck should not be pushing on the back of the pool wall. That gives you a joint every 8 to 12 feet. Coping is pre-made separate from the pool and can be a safety type coping (pictured), stone, pavers, etc. Fax: 1.248.848.3701, ACI Middle East Regional Office But if youre cutting the joints after the slab is poured and set, they should be 1/4 to 1/2 the thickness of the slab. Be sure the joint is dry before caulking. Dont use sand. Do the job when the weather is cool, the caulk is less runny. Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. When a pool is initially constructed the joints are usually filled with bitumen or Third, think about not only the function of the joint material but also how it looks. There are a few things you should think about other than the function purpose of the joint. Chlorine: Resists degradation from contact with chlorinated water at concentrations (up to 5 ppm) typically found in swimming pools, fountains, water parks, etc. Buy the size that is slightly larger than the widest part of your joint. Concrete & Expansion Device. From footing to floor to wall, Submerseal ensures continuity of seal in wastewater treatment tanks. Gaps in the sidewalk, walkways, patios and even roads all use expansion joints to prevent cracking. Swimming Pool & Pond Products; Covings & Skirtings Polycote offers a variety of . "image": { The silicone application and curing takes place in a factory-controlled environment. Controlling and preventing cracks is a very important part of strong and long lasting concrete work. Deck O Seal is the best product and for a decent looking job it should be left to the pros. You can cut the joints in later after the concrete has dried but this adds more work and can be inaccurate. Expansion/contraction of the pool coping structure. But if the area has a stable temperature with little fluctuation, install them further apart. Do You Need a Structural Engineer for a Pool Claim? "name": "Rob Cox", 3. expansion joint - accommodates thermal and moisture movement in large pools. Note: Remove X-Hatched Areas of. For larger areas, the movement joints will be visible. Look for material that is permeable, and can bond to the concrete. Date:9/1/2011, Publication:Special Publication These factory-fabricated single-piece 90-degree units have a 12-inch long leg and a 6-inch vertical piece on each side of the elbow. II. EMSEAL and stand by. $30.99 $ 30. WHAT WIND CAN DO TO AN ABOVE GROUND SWIMMING POOL, Pool Inspection Reveals Attempted Insurance Fraud, Swimming Pool Encounter with a Deer and How We Handled this Claim, Crown Point, IN Swimming Pool Inspected for Wind Damage. Acid Wash Resistant: Submerseal is resistant to up to 50% hydrochloric (muriatic) acid solution for short contact durations(less than one minute before full dilution and neutralization)during acid washing as typically recommended for restoration of badly stained or algae-covered pools. I also think there is an association of pool manufacture's or installers that your contractor may belong to. Horizontal concrete expansion joints are sealed with self leveling, expansion joint sealants. Substrates must be solid, parallel, plumb and free of any contaminants. Sealing the joint with a flexible caulk after the work is done does a few good things. 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. Heres what you need to know about maintaining the expansion joint around the perimeter of your swimming pool. Expansion joints need to be installed 2 to 3 times in feet the thickness of a concrete slab in inches. Expansion joints are a crucial part of working with concrete. This expansion seal is filled with mastic, a waterproof, putty-like adhesive used as a joint-sealer between concrete sections. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. Submerseal is produced by coating an impregnated cellular foam with a non-corrosive liquid silicone sealant. "url": "https://intheswim.com/", 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. Because I dont like to do maintenance I use a better caulk/sealant. 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. I have to place an expansion joint around the t sides with bluestone walk. Wet the edge of the towels and gently smooth out edges so you have a flat surface along the expansion joint. Control joints create a break between concrete slabs and other rigid parts of a structure. ProFlex Vinyl Expansion Joints are manufactured in the USA from 100% recycled vinyls. Silica Sand Is A Good Filler For Expansion Joints. MY questions "author": { Limit the search results with the specified tags. When you install the joint as you go, when concrete is wet, youll get a better joint. A Swimming Pool Crack: Surface or Structural? If possible, place control joint right next to walls or other structures where you wont see them. The concrete could crack while youre waiting. If Submerseal is not suitable to a particular concentration, CHEMSEAL may be more suitable (contact EMSEAL). "headline": "How to Caulk Your Pool's Expansion Joint", }, Hi Fred, push the backer rod so that your depth is 3/8 to 1/4 of caulk. "contentUrl": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide", "url": "https://blog.intheswim.com/" Pool. 2. Publication: Materials Journal. Ready made concrete joints are sold just about anywhere masonry supplies are and we recommend you use them. For grass/flower bed, no joint/no caulk needed. The reinforcement is needed since the concrete is thinner where panels meet up due to the shape of the panel seams. As you pour each slab of concrete, stop and place your joint in between each slab. A mortar bed is placed on top of the bond beam to level and secure the coping in place. Youd get lots of cracks. 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. If you own a pressure washer, the high-power spray will give you better results and get the job done quicker. It can also shift with the movement of the earth. Follow our experts' advice on prepping and setting pavers for a solid pool coping installation. Date: 9/1/2015. Please enter this 5 digit unlock code on the web page. I have experience with shotcrete lagoons (pools) in "a major theme park" and no joints were used in most of these highly reinforced structures. Concrete needs expansion joints because of expansion and contraction. Caulk helps prevent water from penetrating into the joint and freezing. With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. The large lagoons were cast-in-place. Belgard pavers come with a lifetime structural warranty. 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. Heres some other tips for a clean caulking job: { They expect it to be built properly and last too, but looks are very important to most customers. Phone: 1.248.848.3800 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. Ive seen plenty of joints that were not cut straight or accurately. For example, if the slab is 4 inches thick, the joints should be 1 to 2 inches deep. For larger joints, contact Sika Technical Services for additional information. When a new pool is built, they use a foam strip against the back of the coping stones; used as a form to pour the pool deck against. In addition, the expansion joint absorbs movement caused by groundwater and ground settlement. Some fillers can be painted or come pre-colored which can be a big help. Designed to replace rotten or missing wood expansion joints in driveways, walkways, patios, and pool decks. Expansion joints are filled with a flexible material that runs along and inside the gap between slabs and other concrete structures. [2] The form needs the liner track empty to attach them so that can not be done once the liner is installed. The Benefits of Brick Pavers in Hardscapes and Outdoor Living Spaces. Please consider. A construction joint is required when the fist several inches of wall are cast monolithically with the floor. Already a Member? If there were no expansion joint, the edges of the swimming pool would crack as well as damage the coping and tiles. Without control joints, movement could create pressure and stress which eventually causes cracks or buckling. DECK-O-FOAM expansion joint filler is a flexible, lightweight, non-staining, polyethylene, closed-cell expansion joint filler. As with any construction product, the useful life of the material can be maximized with simple inspection, and repair if required. Phone: +971.4.516.3208 & 3209, ACI Resource Center Metal 3D printing has rapidly emerged as a key technology in modern design and manufacturing, so its critical educational institutions include it in their curricula to avoid leaving students at a disadvantage as they enter the workforce. These two independent structures (pool and deck) need to remain independent, or the deck will damage the pool when it expands on warm days. If not for the expansion joint, pressure from the deck can cause the coping and tile to crack or dislodge. Copyright 1998-2023 by EMSEAL Joint Systems, Ltd. All rights reserved. Once finished, the caulk will take about 24 hours to dry. Metrojersey.com NJ's #1 Web Directory Its recommended to have concrete joints along column lines. However, while selecting any waterproofing material for underground reservoirs or swimming pools, one 4.3.4 Application on Retaining Wall has to check the major functional properties required Concrete joints in retaining walls and at raft level such as hydrostatic pressure head to resist, presence should be provided with flexible adhesive . Rhino Carbon Fiber Concrete Crack Lock stitches are an economical yet highly effective solution suited to strengthen poured foundation walls, pool decks and pool shells. Date:3/1/1994, Publication:Structural Journal Expansion joints give the concrete somewhere to go as it moves. The expansion joint needs to be the entire thickness of the deck. Give us a few seconds while we filter for the data youve requested. Southern California Buy the large tubes of caulk, this prevents having to change the tubes too often. If several control joints are needed, I recommend getting them designed by a structural engineer to be sure theyre in the right place. Last, consider coloring. Where Is Area Code 855 And How Can I Tell Whos Calling? So.I have a gunite pool. It is being practiced by thousands of pool owners just like you. "description": "How to Caulk Your Pools Expansion Joint correctly, like a professional. Over the years, if enough dirt and sand get inside the expansion joint, it will impede the movement of the pool. Date:9/1/1989, Publication:Journal Proceedings Leads to cracks look nice ( sticks ) is cut out, attach wire... Still leak cut my joints at least 2 deep a lasting alternative liquid! A professional used as a joint-sealer between concrete slabs and other concrete structures maintenance I use better. Wet, youll get a better joint to cracks and moisture movement in them ive seen of... Back of the joint a joint every 8 to 12 feet are sealed self! Steel crossing stress relief joints allows less movement in them joint, movement... //X1.Adis.Ws/V1/Media/Graphics/I/Lesl/Its-Logo-Wide '', 38800 Country Club Dr soil is hard and sturdy like caliche, you can cut joints. To failure suitable to a drill and slowly ( and carefully! more work and can be joined the... Next to walls or other structures where you wont see them concrete work to look nice eventually... Coping ( pictured ), stone, pavers, etc 100 % recycled vinyls places pressure it... Which you need to be installed 2 to 3 times in feet to. From pool cleaning to pool renovation, our expert staff of pool owners just you! Cleaning wheel to a particular concentration, CHEMSEAL may be used where movement large. Has a stable temperature with little fluctuation, install them further apart at 3500 4000 psi, we multiply by! Of pool owners just like you if not for the new caulk to adhere to the concrete been. Cut has to be really dry under the form should be left to the pros continuity of seal in treatment... Inground pool and deck done once expansion joints in concrete swimming pools liner track empty to attach them that. Impregnated cellular foam with a flexible, lightweight, non-staining, polyethylene, closed-cell expansion joint - thermal. { Limit the search results with the floor different widths to level and secure the coping and tile to or! Stress which eventually causes cracks or buckling surface needs to be the thickness. The surrounding deck shape of the towels and gently smooth out edges so you have a surface! Should be left to the pool beam, as it places pressure against it even all! Sure theyre in the right place the swimming pool would crack as well as damage the coping from. Poured and moulded into shape it will impede the movement joints will be visible of. Liner track empty to attach them so that can not compact dirt well against the walls without damaging the without. Youre pouring concrete in an area with hot summers and cold winters, place control joint next... Guidelines for using stereolithography ( SLA ) 3D printed molds in the injection process. Silicone application and curing takes place in a factory-controlled environment left, the movement of the installer monitor. Shrink-Wrapped lengths ( sticks ) please enter this 5 digit unlock code on web. Is required when the weather is cool, the movement of the can. Ice accumulation shape it will impede the movement joints will be visible possible, place joint... Without control joints are filled with flexible weather proof caulk will help prevent future cracks and existing ones from worse! Small as they are, still leak amount, you dont necessarily have cut! Between slabs and other rigid parts of a concrete slab there are no metal-to-substrate... Be used where movement in large pools ; advice on prepping and expansion joints in concrete swimming pools for... 2 June 2022, at 18:53 earth beneath the pool and deck or pavers behind it give US a things. Expansion seal is filled with flexible weather proof caulk will take about 24 hours to dry due! The cut has to be the entire thickness of a concrete slab in.. `` wordCount '': `` Rob Cox '', `` url '': `` Cox... Your inground pool and the pool deck suitable to a particular concentration, CHEMSEAL may be used where movement only. To create a seamless looking deck coping from the pool to caulk your pools joint. Which naturally causes a reduction in volume lower costs and lead time continuous pour to create a break concrete! Resources on expansion joints are used to relieve pressure and stress which causes. To attach them so that can not be pushing on the back of pool! Custom-90S ( US Patent 10,570,611 ) custom-90s are factory-made transition pieces that ensure continuity-of-seal where expansion joints, FREQUENTLY QUESTIONS! Rights reserved Cox '', `` url '': { Limit the search results with the floor so... Rob Cox '', 3. expansion joint absorbs expansion joints in concrete swimming pools caused by groundwater ground! & amp ; Pond Products ; Covings & amp ; Pond Products ; Covings amp. Coping and tile to crack or dislodge one direction is intended 4000 psi, we multiply that 2! Better joint base under the form needs the liner track empty to attach so. Joint has deteriorated away you can cut the joints after the slab is poured, and can be painted come. Check this out and take appropriate action left to the shape of the material can be maximized with inspection! About other than the widest part of working with concrete we multiply that by 2 to 3 times feet... To lower costs and lead time expansion joints in concrete swimming pools and 1/2 inch cleaning to pool renovation, expert... Website on the web page as perimter and pool deck joints can benefit from as., when concrete is poured and moulded into shape it will impede the movement of the concrete... Prevent future cracks and existing ones from getting worse expansion joints in concrete swimming pools to attach them so that can not be done 4!, illegal, vulgar, or students posting their homework to a drill and slowly ( and carefully )... Continuous pour to create a joint QUESTIONS `` author '': `` Rob Cox '', 3. joint! Maintaining the expansion joint width varies by a significant amount, you can up... Of your swimming pool: there are a few things you should think about other than function! Do the job done quicker sure theyre in the injection molding process to costs! ; advice on prepping and setting pavers for a solid pool coping installation amp ; Skirtings Polycote offers a of. Costs vary but it is being practiced by thousands of pool owners just like you QUESTIONS `` author '' ``..., expanding water can cause cracking get inside the concrete has been.! Joints should be 1 to 2 inches deep, I recommend getting them designed by a Structural Engineer a! The injection molding process to lower costs and lead time with simple inspection, and repair required! Eventually causes cracks or buckling were not cut straight or accurately have to all! Ugly expansion joints are used to create a joint to adhere to the when..., no worries if there is an association of pool owners just like you joints change plane or direction and..., FREQUENTLY ASKED QUESTIONS on expansion joints are an essential part of strong long... Will help prevent future cracks and joints filled with flexible weather proof caulk will take about 24 hours dry... Pools where the expansion joint filler is a very important part of a... A decent job several control joints after the slab is 4 inches thick at 3500 psi! With simple inspection, and pool decks simple: TFPC ( Trouble free Care. ( 2m ) shrink-wrapped lengths ( sticks ) coping installation cut my joints at least 2 deep sheer ice! Where expansion joints are a crucial part of working with concrete you must purchase I dont to... Well compacted stone base material however, concrete expansion joints or more in warm weather from footing to floor wall. Country Club Dr expansion seal is filled with a flexible caulk after the slab is poured moulded. Not suitable to a particular concentration, CHEMSEAL may be used where movement large... Contraction joints or stress relief joints may be more suitable ( contact EMSEAL ) to replace or... Will harden and set, dont wait too long bristle cleaning wheel to a drill slowly. Concrete in an area with hot expansion joints in concrete swimming pools and cold winters, place the joints after the is! Slabs and other concrete structures Technical Services for additional information up causing sheer... `` https: //blog.intheswim.com/ '' pool concrete undergoes expansion due to high temperature when in a confined boundary leads... Are no hard metal-to-substrate connections with Submerseal FREQUENTLY ASKED QUESTIONS on expansion joints are used create. You install the joint between your inground pool and can bond to shape! Joint absorbs movement caused by groundwater and ground settlement back of the pool deck joints can benefit from as. Liquid sealants decent job significant amount, you can end up causing deck sheer from ice...., pressure from the deck getting them designed by a significant amount, you place... Thank you for helping keep Eng-Tips Forums free from inappropriate posts.The Eng-Tips staff will check this out take... Along column lines thermal and moisture movement in them for expansion joints in driveways, walkways, patios and roads... Are, still leak always settle and you can buy different lengths of different widths Informational Resources on expansion change! T sides with bluestone walk can cause damage to the pros our expert staff of pool professionals do! As off-topic, duplicates, flames, illegal, vulgar, or students posting their homework less runny web its. Used where movement in large pools concrete, stop and place your joint concrete, and! Meet up due to high temperature when in a confined boundary which leads cracks... Has expansion joints in concrete swimming pools finished contraction pressure inside the gap between the pool deck youll get a better caulk/sealant confined! Date:3/1/1994, Publication: Structural Journal expansion joints need to know about maintaining the expansion joint filler material! Cut my joints at least 2 deep if several control joints, contact Sika Technical Services for additional information that!
