By tamaran2 in forum In-Ground Pool Construction and Repair, By darpop in forum Dealing with Algae & Slime, By newbie2pools in forum Testing and Adjusting Pool Water Chemistry, By NicolieM in forum Pool Chemicals & Pool Water Problems, By mspool in forum Using Chlorine and Chlorinating Chemicals. However, that can take a day or longer to harden. I deal with it everyday, as I am surrounded buy plants and trees, road dust, etc. Once the cement loosens, scrub the area with a scrubber until it is all removed from the surface. These carbonate deposits are almost impossible to remove and require the use of an acid that can damage the concrete. Seal Your Concrete against Concrete Dust! With those new OSHA regulations coming up, it’s important to be up to date on all the new changes regarding the OSHA standards. The particles in concrete dust are very fine; simply vacuuming will not remove it all. Rinse remainder with water using a hose nozzle or a low impact power washer. But only the tile comes off. Unfortunately, concrete slurry is prohibited from being dumped straight down the … Calcium that still resides in the water once normal pH levels are achieved tends to be calcium bicarbonate (Ca(HCO 3) 2), another soluble form of calcium. Water testing kit. Concrete Mortar Dissolver can be used to remove dried on cement, concrete, mortar or stucco from most surfaces. This was a large 400 square foot stamped concrete sealer removal project around a swiming pool that we were called in to do with Split-Roc Concrete. Vacuuming it will remove most of the dust, particularly the loose material that’s more likely to shift around if you tried to sweep it up. Always wear a mask or respirator when cutting or grinding concrete, and always wear gloves when cleaning with the hydrogen peroxide solution. check out the. FWIW, it's my husband's concrete company, and he's the guilty party for getting all that mess getting in the pool. You can try to find an ascorbic acid cleaner at a local pool store and use it to clean the stains, but it cannot be mixed with chlorine, so dechlorinated the pool, or empty and clean it. The acid will break down the concrete so it can be removed. That’s a savings of about $1,000 on the cost to remove a concrete driveway. Although these studies relate to long-term exposures, avoid breathing concrete dust altogether. The dry method employs a vacuum system; a nozzle is placed within 2 inches of the cutting or grinding head. Q&A: OSHA Regulations On Concrete Silica Dust. Once you’re no longer making progress, repeat steps 3 and 4. A related pool stain removal trick, for both concrete and vinyl pools, is to make your own Stain Sock filled with a granular acid – EZ Stain Remover, or our granular pH Reducer. A vacuum extracts the water from the floor; the used water passes through a filter, and is returned to the cutting or grinding head. The best wet systems recycle the used water. To do this, it's usually easiest to just siphon some water out with a garden hose. Hunker may earn compensation through affiliate links in this story. Brick areas that are stained by "chalk run-down" should be scrubbed with a stiff brush and detergent. Hiring a contractor just to demolish a 12 x 14-ft. patio could cost you $1,400 or more. Unsightly grease, oil and rust are some of the toughest stains to remove from concrete floors and how you choose to clean the concrete stains depends on the degree of the stains and type of flooring.Whether you’re cleaning concrete or cement floors, or trying to improve your driveway stains, there are cleaning solutions that can help. Q&A: OSHA Regulations On Concrete Silica Dust. At a loss. Stain erasers make removing calcium carbonate deposits easy. This year, things aren't starting off so nice. With those new OSHA regulations coming up, it’s important to be up to date on all the new changes regarding the OSHA standards. First, use pressurized water and a scrub brush to remove the efflorescence, and then dry the area with an air jet or a wet vacuum to remove any standing water. Usually grout used for concrete countertops is made with portland cement. Doing a General Cleaning Sweep the surface. Well, if your current pool is an in ground concrete pool that is coated with plaster, pebble, fiberglass or even all tile, the new surface cannot just go over the existing surface. You must clean these surfaces before you clean the floor. Gently wipe off grayish paste with a towel or stiff rubber brush. First, to remove the plaster dust from the water, which will otherwise settle and build up as hard, rough scale. If you are working indoors, dust will fall on all of the interior surfaces of that room as well. Two methods control the dust as it is created: dry and wet. Small Animals & Insects. The first step was to hone off the remaining sealer and prepare the concrete for regrouting. Dealing with Stains & Metals, . To remove scaly buildup on pool tile, you need to first lower the water levels a little so that you can easily work with whatever is around the water line. Scrubbing brush. Instead, start from the ceiling and work down towards the floor, moving in long sideways movements as you go. Plaster was and still is, the most common type of finish. That’s a savings of about $1,000 on the cost to remove a concrete driveway. The pool is filled with water before the plaster dries, so … Use the scrub brush to remove the broken down concrete. Our strongest pool stain remover, a combination of acids and stain fighters that can be used on any pool, concrete or vinyl. Hiring a contractor just to demolish a 12 x 14-ft. patio could cost you $1,400 or more. It might not be possible to eliminate cement and concrete, but it is possible to use cement and concrete safety by controlling the risks. Tearing up concrete yourself can also save you a ton of money. The U.S Department of Labor will start enforcing its new concrete silica dust ruling for construction on September 23, 2017 (moved from June 23, 2017). Pool Water: Treatment, Testing & Problems (P). Types of Pool Surfaces Susceptible to Staining . The thin set/mortar that was used to install the tile is staying stuck to the slab. If you have a large hole in your yard, use some … This method is best, because the water captures 100 percent of the created dust. Void Nodules Hayward Sand filter w/ZeoBright + 1HP Hayward Pump, 1 skimmer, 1 jet. If you are opting for this solution to get rid of the concrete efflorescence, you will then need to apply baking soda or any other similar product to balance the acidity on the concrete surface. Powered chlorine. Do not let it re-harden. Dilute 12 ounces of hydrogen peroxide in 1 gallon of water and use soft cotton rags to wipe the surfaces. What you use depends on your pool's surface. Tearing up concrete yourself can also save you a ton of money. Allow to dry thoroughly. The original stamped concrete contractor used an opaque sealer product that made the surface of the concrete look artificial. . Next, try to remove a small area of buildup with white vinegar and a scrub brush. According to Lifelast, "Dust removal can be done with the use of a vacuum system that has a suction power of 80 psi or more." Pump and Filter A pump and filter team up to remove fine debris from the pool water. Don’t vacuum in random directions. Wait 10-15 minutes for it to work. Fred Howe, a writer since 2009, holds a B.S. If there is a bare concrete floor in your home or basement, your family’s health is at risk from silica exposure. Stiff bristled broom with extendable handle. Use a liquid to remove all of the dust. But in some situations, you cannot use this method. Remove chalk by washing or power washing the surface with an appropriate cleaner. 14,500 gal ~70's era Gunite bottom/fiberglass sides (w/various coatings over the years). I had someone scrape off the tile, but only the tile would come off. Re: Removing concrete splatter from painted surfac [ Re: boat ] #362388 Plaster pools are common among older swimming pools. The primary ingredient of concrete dust is crystalline silica. If some chalk remains after first washing, then wash again for complete removal; scrubbing may be necessary. Oxalic acid. Our strongest pool stain remover, a combination of acids and stain fighters that can be used on any pool, concrete or vinyl. Reduce the amount of dust created during any concrete project by using machinery specifically designed to remove the dust as it is created, and collect the dust for disposal afterward. Take care of the ledges at the top of window and door frames at … Next, try to remove a small area of buildup with white vinegar and a scrub brush. The U.S Department of Labor will start enforcing its new concrete silica dust ruling for construction on September 23, 2017 (moved from June 23, 2017). Milky cloudy water - concrete dust? I'm replacing ceramic tile that is in a house that is about 10 years old. If you do it yourself, the cost to remove a concrete driveway will run you about $400, including rental and disposal. The layer of plaster is normally 1/4 inch to 1/2 inch thick. Dustless Pool Deck Repair with the Dust Muzzle and a Grinder. When grinding coatings off pool decks or prepping the deck for a decorative stain, the contractor can use the Original Dust Muzzle or the new Dust Muzzle Heavy Duty to contain silica dust made when grinding the concrete pool deck. If you do it yourself, the cost to remove a concrete driveway will run you about $400, including rental and disposal. Pool plaster is the final coating applied to the shell of a concrete in-ground pool. You may need to apply the acid several times to remove the concrete completely. Essentially, a plaster pool is what many refer to as a concrete pool. Search PoolForum, PoolSolutions, and other pool websites. The first step in cleaning a stamped concrete surface … But power tools are used during only about 10 to 20 percent of demolition work, says Brian Paich of BuildClean , a company that makes high-powered dust filters that we will discuss later. If you have tile or concrete, a pumice stone is perfect for removing scaling. With a plaster pool, you can expect to get a good five to seven years out of the plaster before you need to refinish it. Steel wire brush. I tried it myself, too, with a pick, a 6' iron bar and a shovel. SAKRETE Concrete Mortar Dissolver is a safe, environmentally-friendly liquid alternative to aggressive acid concrete removers. However, there are various products-all phosphoric-acid based-that will do a good job of removing old concrete stains. Whether you are mixing up a batch of concrete, using cement in other ways, or drilling into concrete materials, you may be exposed to cement and concrete dust. How about using a sharp chesil or old face shaver to shave the splatter of and a wipe with car body rubbing compound to remove the remaining "dust" and a quick wipe over with car polish then shine. The water must be constantly extracted from the concrete surface during cutting or grinding. Re: What is this brownish dust at the bottom of my clear poo Yep, I'd say dust, pollen and such. Silicosis has been linked to some forms of lung cancer. Dilute 12 ounces of hydrogen peroxide in 1 gallon of water and use soft cotton rags to wipe the surfaces. Testing and Adjusting Pool Water Chemistry, Using Chlorine and Chlorinating Chemicals, Salt Generators (SWCG) & other Chlorine Feeders. Put on the hard hat, safety goggles, heavy gloves and dust mask. With that in mind, the first step you should take is to vacuum up as much of the dust as possible. Rinse the area well with clean water. The only truly effective method is prevention. When working with concrete, most contractors have to face the reality of dealing with slurry wastewater. By creating an account you agree to the Hunker, Amicus: “Amicus Guide to Controlling Silica Dust”, Lifelast: “Surface Preparation Instructions--Concrete”, Worker’s Health Centre Fact Sheet: “Silica dust and silicosis”, ThomasNet News: “Surfacing Grinder Features Comprehensive Dust Removal System”. and 'Minerals' & 'Ions', Chlorine Alternatives: UV, Ozone, Baquacil (PHMB), etc, Pool Construction, Equipment, Operations, Seasonal Care (P), Pool Startup, Shutdown, & Winter Operation, Algae bloom yesterday, New sand filter and shocked now milky,cloudy water, milky white water I suspect from cal hypo any thoughts, If this is your first visit, be sure to No matter which dust reduction method you use, dust or residue will be left on the concrete surface when you finish. These tools can remove nearly 90 percent of dust at the point of generation. It can be ordered by itself or as a complete system with the grinder, Dust Muzzle, diamond grinding wheel, step-down … To do this, it's usually easiest to just siphon some water out with a garden hose. Whenever you work on a project that requires cutting, grinding or chipping concrete, you will make concrete dust. The etching effect of concrete on aluminum happens only when the concrete is green, so if you wait several days before removing the splatter, it may be too late for optimum results. Disposing of Broken Concrete Use the rubble as fill. . While leaves will be easy enough to remove before they dirty up your water, it’s really the build up of smaller dust and particles that can get you into trouble. Remember that in this context “soluble” means that it will dissolve even in balanced pool water. Concrete And Cement Dust Health Hazards. We had a new pool deck installed and during the tear out some of the old concrete pieces got in the pool - and when they cut the new deck's control joints some dust got into the pool. in sociology from George Fox University. Rent cutting and grinding machines with vacuum collection systems attached. For the remaining cement, apply the phosphoric acid following the manufacturer’s instructions. A retired correctional officer from Pelican Bay State Prison in California, Howe has also worked as a sous chef and catering manager. Use a scraper, metal scrubber or flat head screwdriver to remove as much of the cement as possible. Muriatic acid, sometimes also referred to as hydrochloric acid, is a strong acidic solution that you can use safely when you dilute it. I also use skimmer socks, you wouldn't believe the amount of pollen and bugs it catches. You will know it is working when it bubbles. Masons use muriatic acid to remove stains from stone, concrete or brick pavers. According to Amicus, "For many years, it has been known that breathing in fine dust containing crystalline silica can cause lung damage (silicosis)." It's important that you keep both the pumice stone and the surface wet to prevent scratching. You can also use a commercial stain eraser to remove calcium carbonate. A related pool stain removal trick, for both concrete and vinyl pools, is to make your own Stain Sock filled with a granular acid – EZ Stain Remover, or our granular pH Reducer. Usually you will have to rent a separate apparatus. Ascorbic acid based swimming pool cleaner. Use a liquid to remove all of the dust. Rinse well with clear water. The reactive sealer had completely worn away after a year of use, leaving the bare concrete vulnerable to mild etching. By cutting concrete elements, and then removing them by crane, the demolition of an entire concrete structure may be carried out with a minimum of noise, dust, and impact on surrounding structures. 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