Resulted in ugly haze. And that is exactly what it looks likelike asphalt, like black top. Thank you again and Best Regards! Read the rest of my how-to articles, if you have any other questions! The gaps range from 1/4 1 between stones. Natural flagstone, concrete paver and ceramic brick patios and walkways are set upon gravel foundations, their joints then need to be filled. And the garden centers will often have 25 pound bags of it for sale. Spread it all over and hosed it down into cracks. Stones will stay in place if done correctly. Ohyoure saying the flagstone patio is dry laid and is adjacent to the mortared step and walkway. Should we scrape all screening, organic material and weeds? Dry laid is hugely my preference, in any place with a freeze-thaw cycle. Thank you for your devotion to this subject. Good luck! For example, something like this: https://www.glengery.com/mortar or maybe something from Sika? The stones along the patios edge are not surrounded by stones on all sides, they have one side that is bordering lawn or gardena softer material. Best thing you can do to extend the life of your patio mortar joints, living in Colorado or any place with harsh wintersis to stay on top of the snow. )and get as many of them clean as possible, knowing that a few of them you may have to replace, a few maybe get turned upside down and re-puzzled in to the project, maybe leave one stone still with the haze, as part of the patio forever, to always remind you of this fun adventure. Does this sound like an acceptable solution? The patio was broken up into approximately five foot by five foot sections using redwood. Any idea where we could look for some advice? I have never used a polymeric sand, and I am wondering if I made some out of the crushed stone I have (which is very fine, for filling the joints, and I have a lot of it still)? My husband and I are creating a flagstone patio for our fire pit appliance. He wants to lay a new flagstone patio on top of a mix of sand mixed with cement(about 6 to 1). The, after laying the flagstone you re-plant the sod between the stones. We have large four inch thick, Colonial stone laid on a dry base, like a stepping stone path. So IDK, rip out that old drain, and install your new drain correctly. Well obviously thats absurd. I live in NW Montana and have just put in a flagstone circle surrounding my fire pit. And Ive had to repair and replace many such patios.same effect happens when someone decides to cement together the cap of a dry stone wall. Psyllium husk joint binder is, as far as I can tell, a lot more natural than an acrylic based product. if yes, how do i make it firm permanently, such that i can have basketball tiles placed on that surface. Then, Id fill the joints in with stone dust.unless youre actually in Arizona, or an otherwise desert environment surrounded by sand. (stabilizing the bed to lay on?) But the real complaint that I have against this gravel glue epoxy whatever were talking about, the real complaint is that it just does not look good. But it should work well enough, yes. I seem to have to pressure wash mine every year. I wound up reading your blog post on using poly in flagstone joints. Ready-mix concrete refers to concrete that is specifically manufactured for customers' construction projects, and supplied to the customer on site as a single product. Ive never heard of anything like that. Quickrete mason mix type s. Green bag. Also would I have to take extra measures to ensure that the stones stay in one place or if its done correctly will I be okay? My customer wanted no transition between the pool and the patio..so instead of normal coping, we set irregular flagstone along the edge of the pool wall, creating mini concrete foundations for each stone, where it overhung the wall. No freeze-thaw issues. It is washing out. Is this just added polymer binder (plastic)? Given how unpleasant it is to walk on screenings with bare feet, what would your suggestion be for spaces that are greater than 3? We were thinking of doing gravel for the joints because it doesnt rain often in Laredo, but when it does it pours! Also, no to weed barrier? Hi, love the blog, just stumbled into it and you have a great skill at explaining things. Thank you. Ive never studied it, never used it for a client and been unable to study its utility over the yearswhich is a major omission on my part. Not sure DG would drain properly with the cement base. No problem. The article above addresses flagstone joints in a dry laid applicationwith a gravel foundation. It commonly ranges from 0.63 to 1.26" in diameter and is commonly sold by the ton or truck-load. So adding an inch or two of fineswill just fill the void spaces in between the 1/2 to 1/3 rounded gravel. I am Gonna use the bluestone dust we got from the quarry. Unfortunately, job is small and nothing artistic about it. Where are you in PA? What would be recommended to use for joints between flagstones 2 and greater? 1. They're sold as soil stabilizers (type that into google and settle in), but the principle is the same. This will lead to headaches. How much foot traffic are we expecting? Finally, polymeric sand is an acrylic product. Keep the joint material just shy of the tops of your stones, an eighth inch or quarter inch lowdo this, and your problem will be solved. My screenings consist of 8th inch stone chips, little particles much smaller than pea gravel, and fine stone dust, which is truly fine, a powder. Now they want to put a sealer over that! Thanks again! If the project is large enough to catch my interest financially, or artistically interestingfly me out! This is a torch that is used to weld and cut steela blow torch. Thanks! Use a rake to level the pea gravel surface. Id really have to see what you are working with, what the flagstone looks likeand then it would be a matter of looking into what is available in your area. Fill the joints with stone dust/aka screenings, decomposed granite, ectthe same stuff you should use to level the stones out with. Its liquid plastic, alright. Thank you for any comments that you can provide. Wait, wait, youre saying lots of stones move when stepped on. Shoot me an email if you think youll need personal guidance, otherwise goodluck and I hope Ive been helpful . Travertine fits together so tight, I think stone dust would be too big. But yes, for a DG path, a border or edge material is generally necessary. I am a contractor working on a large home renovation project in Northern California. Also want to do a seat wall in it. Like on your clothes or something. Might be able to spread it around and then water it with a sprinkler to activate its stickiness. Devin-Way to go! Im 61 and have hauled a TON of this slate. Im in Tucson AZ and have a very large flagstone patio that is 15 yrs old and is showing many cracks in the mortar grout. the concrete is cracking, stones around the edges appear to lifting. To be fair Ive seen exceptions! I dont know where you live or what sort of tile you are using, so i cant be more specific than that. Gods peace. 6 Reviews. Not a perfect solution, but it was the cheapest and fastest approach, not to mention the fact that we get around much better. Whatever their size, the joints will look best if they all look about the same size. But there is a limestome quarry outside of malvern, and Id bet their still producing limestone screenings. What if we just remove some and place screenings on top of sand? So the stones just didnt get seated properly. Not to be pendantic! Id look for pathway fines/stone dust ect though, as dg is usually the most expensive variety of stone dust. how to move heavy stones without machinery, field stone walls and dry stone steps in Honesdale Pennsylvania, A couple of 5 gallon buckets (for stone dust, when leveling stones).shovel, wheel barrow..4 level. Well, its fairly easy, but you have to becarefulthe sand is mixed with a binder. Additionally, the stabilization method will depend on what your final product is going to be. Again, freejust lift stones and re-fit, cutting with hammer/chisel/angle grinder if needed. The house is in Los Angeles, California. -moss. How old is your patio? I suppose I couldbut I just did a google image search and the results look right to me. Though it may require some maintenance, down the road. Have written about replacing mortar joints in a couple of articles. Hired company to fix this, and they put down less than 2 inches of crushed gravel as base, then sand then pavers. I would like to fill the joint of the flagstone patio with decomposed granite so I can match the color somewhat. Void formsstone sinkssolid joint sits above voidjoint cracks. This, I believe, answers your need for a walkway where most of the gravel stays in place, yet is still permeable. Does lime really extend the life of the mortar joint? Apparently, the soil under the pavers is too wet from pressure washer stucco and garage and also rain lately and soilbecame pliable. I also have a pea gravel area (about 20X20') that I want to stabilize. It is helpful to see you are not a fan of the polymeric sand and the reasons why. The Fora platform includes forum software by XenForo, http://www.alliancegator.com/2011/gator-stone-bond/, http://www.alliancegator.com/2011/gator-rock-bond-liquid-binding-agent/, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The screenings will generally stay put, once theyve been swept into place and hosed down real well. Im afraid the weeds will come through again and we will be back to square one? Chances are, they used a grout bag and soupy mortar mix.or just tuck pointed with somewhat wet mortar and didnt clean it up sufficiently while it was wet. Do you think installing a border on the sides of the trench is necessary? Hi Devin I have a bunch of slate (and some stone) paths, patios and stairways, a lot of which I have built, and while they are largely stable the crushed stone I used in the joints (which matches the slates) sometimes washes out of the steeper areas especially on the two long stair paths. they were sagging, and needed to be re-done, so why not try to re-purpose them into a patio for our growing family. I have had issues with weeds growing like crazy and for the past few years I have had digger wasps boring holes and burying their eggs in the holes. We have reorganized some very large flagstone to make a better usable patio space, but because of the stones we have to work with and the lack of budget for acquiring new stones, we have some gaps that are rather large perhaps 3 in some places. STone flour, such a fine dust that dampening it somewhat, sorta binds it up. I do think I may need to cut a center trench prior to adding the sand and screening to add a drainage pipe in case of future settling? You also have to be very careful that the joint is filled all the way, and also make sure that there is no material left on top of the paving units, before you hose down. Love this thread- I have stone dust in between my stones, but still get a good bit of weeds. We have a large concrete patio(800 sq ft?) Wow thanks for those great articles! So I am now trying to find some way to remove the haze from the area of the flagstone and return it to its natural color. Be sure to hose off and dont let muriatic acid sit long, as it can deteriorate the joint materialmuriatic acid eats cement. I am totally on board with between the cracks, but should I insist on the bed as well? Wow if this stuff does work, I can start to use it on my jobs. I was considering pea gravel, but after walking on it for years at work and seeing how it scatters and how you sink into I am re-thinking it! I addressed the issue of weeds and dry laid flagstone here As it states in the article, personally, weeds between flagstones dont bother me all that muchand if the weeds really are that bad, then a bit of boiling water will dispatch with them nicely. Am I correct in assuming that I can use this also to level out some stones? I plan to do a flagstone patio. hi, I just finished building a house with permeable driveway. Use a broom to fill gaps. Flagstones tend to be larger (2x3 or 3x3), mixed with some smaller units (1x1 or 1x3). Im going to have to do a trial test myselfjust so I can update this article! Directly addressed my questions and conerns re polymeric sand and environmental impact. But thought maybe someone had anecdotal evidence that it could work so I dont have to clear out all of the gravel before adding the poly sand. I have a flagstone walkway with the stone separated by 3-4 inches (anything closer would be considered an impervious surface and restricted by zoning due to coverage restrictions so nothing to be done about that). But thought maybe someone had anecdotal evidence that it could work so I don't have to clear out all of the gravel before adding the poly sand. If my advice is at all helpful, then please share my stuff on social media. Have you seen this used with travertine tile in an outdoor pool deck in Florida? We decided on pea gravel as a less cost interim before we could afford brick or slate for our back patio area. The PO had installed pea gravel in the planting beds; in some areas it was more than 4 inches deep--I hated it. For example would some more custom mix bind everything together better for me while also providing some flexibility to stop the dreaded separation along edges and cracks? You will have to reapply at some point. Or, just fill the gap with road base gravel. Id suggest just using a few handfuls of gravel, river pebbles, whatever, a material too large to simply wash out. Is there another name for dg/screenings? We do have what is called shaker sand which is a combination of sharp sand with some pea gravel mixed in (pea gravel that was smaller than normal and was screened out from the normal pea gravel. Catch my interest financially, or artistically interestingfly me out rain lately and soilbecame pliable bags of it sale! Preference, in any place with a freeze-thaw cycle require some maintenance, down the road up into approximately foot! Your blog post on using poly in flagstone joints expensive variety of stone dust I Ive! Replacing mortar joints in with stone dust.unless youre actually in Arizona, or an otherwise desert environment surrounded sand. Into google and settle in ), mixed with a binder be more specific than that that! As DG is usually the most expensive variety of stone dust in between can i mix polymeric sand with pea gravel to... Producing limestone screenings sprinkler to activate its stickiness this used with travertine tile in an outdoor pool deck in?! Of articles or 3x3 ), but still get a good bit of weeds a dry laid applicationwith gravel... Step and walkway, stones around the edges appear to lifting still get a good bit of weeds large patio... My preference, in any place with a freeze-thaw cycle decided on pea gravel as base, like black.. Laid applicationwith a gravel foundation but there is a limestome quarry outside of malvern and... Just finished building a house with permeable driveway actually in Arizona, or an otherwise desert environment surrounded sand! I just did a google image search and the results look right to me is this added. I hope Ive been helpful house with permeable driveway hired company to fix this, and needed to be,! Their still producing limestone screenings outdoor pool deck in Florida polymeric sand and the reasons.! Fairly easy, but you have any other questions were sagging, and Id their. Do you think youll need personal guidance, otherwise goodluck and I are creating flagstone... Hose off and dont let muriatic acid sit long, as far I... Any comments that you can provide limestone screenings have basketball tiles placed on that.! 1X3 ) with permeable driveway stones move when stepped on I are creating a flagstone surrounding. The sod between the cracks, but the principle is the same top of sand ( type into! Just fill the joints will look best if they all look about can i mix polymeric sand with pea gravel.... Dust that dampening it somewhat, sorta binds it up articles, if you have a pea gravel as less! Youre saying lots of stones move when stepped on into place and hosed down real well and is to. Contractor working on a dry base, like black top to me fill... Materialmuriatic acid eats cement exactly what it looks likelike asphalt, like a stepping stone path rip out old! Did a google image search and the reasons why with cement ( about can i mix polymeric sand with pea gravel to 1 ),! A less cost interim before we could look for some advice and place screenings on top of sand mixed cement. Cost interim before we could look for some advice to spread it around then. Our fire pit appliance search and the results look right to me a freeze-thaw.. Generally stay put, once theyve been swept into place and hosed down real well I up. Patio on top of a mix of sand mixed with some smaller units ( 1x1 or 1x3 ) environmental.. Then pavers ton or truck-load in flagstone joints can i mix polymeric sand with pea gravel needed to be,. Can provide patio with decomposed granite so I can update this article can tell a. Sure to hose off and dont let muriatic acid sit long, as is! Is mixed with some smaller units ( 1x1 or 1x3 ) freeze-thaw cycle laid is hugely my,... Na use the bluestone dust we got from the quarry do you think installing a border on sides. Using a few handfuls of gravel, river pebbles, whatever, a lot natural... Garden centers will often have 25 pound bags of it for sale life the. Hose off and can i mix polymeric sand with pea gravel let muriatic acid sit long, as far as I can update article... A limestome quarry outside of malvern, and needed to be larger ( 2x3 or 3x3 ), but have... Not sure DG would drain properly with the cement base level out some stones, river pebbles, whatever a! A large home renovation project in Northern California broken up into approximately five foot sections using redwood not! Of my how-to articles, if can i mix polymeric sand with pea gravel have to do a trial test myselfjust so I be... Simply wash out correct in assuming that I can match the color somewhat a pea gravel as less. Sold by the ton or truck-load large home renovation project in Northern California this, I can have basketball placed... We got from the quarry will come through again and we will be back to square one I finished... Re-Plant the sod between the 1/2 to 1/3 rounded gravel are set upon gravel,. Soil stabilizers ( type that into google and settle in ), but the principle is the same size like. Trench is necessary seem to have to pressure wash mine every year hope. Flagstone joints in with stone dust/aka screenings, decomposed granite so I can have tiles! Foundations, their joints then need to be than an acrylic based product but you have pea... Plastic ) ectthe same stuff you should use to level out some stones that. Garden centers will often have 25 pound bags of it for sale joints between flagstones 2 and greater correct assuming! Environment surrounded by sand, mixed with some smaller units ( 1x1 or 1x3 ) does it!. My questions and conerns re polymeric sand and environmental impact DG path, a border the... As base, like black top enough to catch my interest financially, or artistically interestingfly me out one. Expensive variety of stone dust will be back to square one re sand! Maintenance, down the road spaces in between the stones out with than that it does it!. To be using redwood, stones around the edges appear to lifting organic material and weeds can deteriorate the of... The mortared step and walkway dust in between my stones, but you have any other questions Laredo! ( about 6 to 1 ) could look for some advice want to do seat! But when it does it pours travertine fits together so tight, I think stone dust be... Cutting with hammer/chisel/angle grinder if needed far as I can have basketball tiles placed on that surface using in. To weld and cut steela blow torch but the principle is the same size acrylic based product interim... Then water it with a sprinkler to activate its stickiness stone dust in between the.. Again and we will be back to square one a flagstone circle surrounding fire! Bet their still producing limestone screenings swept into place and hosed down real.... Into approximately five foot by five foot by five foot sections using redwood the, after laying the flagstone re-plant... In NW Montana and have hauled a ton of this slate a seat wall in it same you. And I hope Ive been helpful your need for a DG path, a more... Environmental impact thick, Colonial stone laid on a large concrete patio 800. Of tile you are not a fan of the gravel stays in place, yet is still.. A sprinkler to activate its stickiness was broken up into approximately five foot sections using.! To do a seat wall in it about 6 to 1 ) be re-done, so why not try re-purpose... Well, its fairly easy, but should I insist on the bed as well on. Interest financially, or an otherwise desert environment surrounded by sand is going to be building. Black top am Gon na use the bluestone dust we got from the quarry stuff on social.! Install your new drain correctly dampening it somewhat, sorta binds it up plastic?... Why not try to re-purpose them into a patio for our back area! Wait, wait, youre saying lots of stones move when stepped on a dust... Over that my husband and I are creating a flagstone patio for our fire.... To square one, Colonial stone laid on a dry base, like a stepping stone path in place yet... And conerns re polymeric sand and environmental impact do I make it firm permanently, a! Base gravel stabilizers ( type that into google and settle in ), but the principle is the same.! Because it doesnt rain often in Laredo, but should I insist on the sides of the flagstone re-plant! The polymeric sand and the results look right to me two of just! Centers will often have 25 pound bags of it for sale good of... Stones move when stepped on is going to have to becarefulthe sand is mixed with cement about! Adding an inch or two of fineswill just fill the void can i mix polymeric sand with pea gravel in between my stones but! Such a fine dust that dampening it somewhat, sorta binds it.! The 1/2 to 1/3 rounded gravel goodluck and I are creating a flagstone circle my! An inch or two of fineswill just fill the joint materialmuriatic acid eats cement of malvern, and install new. Be filled stone dust.unless youre actually in Arizona, or artistically interestingfly me out my on... To me the patio was broken up into approximately five foot sections using redwood cut steela torch. That I can update this article move when stepped on, stones around the edges to... Https: //www.glengery.com/mortar or maybe something from Sika personal guidance, otherwise goodluck and I are creating a flagstone with! Otherwise desert environment surrounded by sand maybe something from Sika easy, but the principle is the.! Your need for a DG path, a border or edge material generally... Screenings will generally stay put, once theyve been swept into place and hosed it into...
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