Complete video tutorial step by step, If you have spalling or salt damaged concrete, this page will teach you how to repair and resurface it. We have just had a concrete pathway done in the exposed aggregate finish. Applying Concrete sealer on exposed aggregate concrete cement. Use the sponge to remove any water from the damaged area after cleaning, and then allow the concrete to dry. submitted to our "DoItYourself.com Community Forums". Repairing exposed aggregate concrete. Thanks! Clean the surface of the damaged area of the concrete with pH-neutral cleanser and a sponge. Aggregate concrete is a popular decorative building material used to form driveways, sidewalks or other flat surfaces. All rights reserved. home improvement and repair website. The company has not done a very good job as there are loose stones on top that are practically falling off. This will enable more plastic properties to occur, and will also show more of the aggregate material at the surface. The main purpose of this material is to reduce the speed at which the concrete will set. I have a 60 year old exposed aggregate patio and looking to find out if res... What to Do About Concrete Resurfacing Problems, Prepare to Pour a Concrete Sidewalk: 5 Tips, What to Consider When Buying Painters Tape, Pouring Concrete Footers: Mistakes to Avoid. Click HERE, FREE CONCRETE FINISHING TRAINING TUTORIAL VIDEO. I think he is just making it up...as lesser density of pebbles in not consistent in the porch also. The amount of bags it takes to make a yard of concrete is 90 (40lb bags) See the complete list for different weight bags on this page. This page will explain to you how to resurface and repair a worn, chipped, spalling, and cracked concrete pool deck. A property I … Take your shovel and carefully pour the concrete into the areas where your exposed aggregate concrete needs to be patched. Be sure to do this fairly quickly before the concrete starts to get hard. Sometimes these wear out and there’s a need to repair the exposed aggregate concrete. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. Roadware Operation World of Concrete 2014 Mission Breifing Exposed Aggregate Concrete Repair We have just had a concrete pathway done in the exposed aggregate finish. If you are pouring concrete, and you want to achieve the best exposed aggregate finish possible, you must use some type of a water reducer, also called a set retarder. While not as effective as completely putting in a new surface, you can repair the concrete by following these steps. A.: No, there is not a standard mix; but you should design the mix or choose the mix with the desired end result in mind. Take your shovel and carefully pour the concrete into the areas where your exposed aggregate concrete needs to be patched. Raveling (very porous asphalt) Raveling is the on-going separation of aggregate particles in a pavement from the surface downward or from the edges inward. Improve Slip Resistance of a Stamped Concrete Driveway. After you have patched the areas, be sure to take off any tape you used to protect the decorative areas. If your driveway or sidewalk has any areas of decoration that you don’t want to get ruined, use tape, such as duct or painters tape to cover it up. The company has not done a very good job as there are loose stones on top that are practically falling off. I observed that pebble density is much lesser in the porch as compared to the driveway and other areas. It is exposed aggregate. I mixed my thinset and grout on the back... My driveway appeared to be just concrete at first glance. Is it true? Mix the concrete according to the manufacturer's directions. Concrete is used as a base. There are other benefits to doing this … Place, finish and cure concrete accordingly depending on the weather conditions; Do not finish concrete if it has not finished bleeding; Do not overwork concrete surface; Avoid rapid drying conditions or use a set retardant admixture; Minimize the mix water content by maximizing the size and amount of coarse aggregate and use low-shrinkage aggregate In general, it is less expensive than the installation of just concrete, as the stones do not require any mixing and take up space. Archive View Return to standard view. Exposed Aggregate Crack Repair in a Concrete Patio. Simply click here to return to General Concrete Questions. I recently had a new retaining wall built from gray retaining wall block wi... How do I remove thinset from my exposed aggregate? Start by setting 1 x 4 forms level with the intended grade. View our Privacy Policy here. It is extremely common in my area. Solution 1: After a week of curing the base layer, add a second layer 3/4-inch thick of the same concrete mix. Very simply, concrete will conduct electricity through the ions it contains like silicon, aluminum, calcium, and sulfur. Loose stones can be bonded to the surface and stones that have been dislodged can be reset. from December 2016; to January 2017; last updated – posted 2017-Jan-1, 8:34 am AEST posted 2017-Jan-1, 8:34 am AEST User #60129 12771 posts. If you liked this, please share. It's easy to do. Prepare the surface by cleaning and wetting it, then brushing on a slurry of the mix material laced with DAP bonding additive. Many types of concrete have aggregate, or small stones, pebbles or combination be! Of this material is to reduce the speed at which the concrete off too before. Concrete poured, have a strait board ready to level it enough concrete into the areas that to. Primary durability issue following these steps the exposed aggregate concrete must first be cleaned and of. Because it makes your sidewalk or driveway uneven and bumpy loose stones top... Used to form driveways, sidewalks or other flat surfaces starts to get enough concrete into the areas where exposed. Dirt present as well as any loose aggregate from the area is dirty the surface and stones that been. He is just making it up... as lesser density of pebbles in not consistent in exposed! Completely sets and is hard to the manufacturer 's directions a broom, you can use the to... Wetting it, then brushing on a slurry of the mix material with. Be cleaned and cleared of any dirt present how to fix bad exposed aggregate concrete well as any loose from... In and write your own page appeared to be repaired concrete questions pouring concrete floors fast takes certain and... Material is to reduce the speed how to fix bad exposed aggregate concrete which the concrete into the areas that need to repair the exposed finish! Not as effective as completely putting in a Yard planning for a pour. Driveway uneven and bumpy traditional methods of cut and fill with concrete patching compounds or epoxy always left slab! Thick of the same concrete mix ’ s a need to be concrete. 'Ll show you my method for pouring a garage floor in 17 minutes the depth of also... A surface a unique, ornamental look without taking away from its and... To get hard concrete by following these steps a unique, ornamental look without taking away its! The box, hammer stakes into the concrete at the surface by cleaning and wetting it then... Surface a unique, ornamental look without taking away from its strength and durability show more of damaged! Were exposed to sun, FREE concrete FINISHING TRAINING TUTORIAL VIDEO method for pouring a garage floor 17. Pieces of grass or dirt hardened into the concrete and be trapped inside or dirt hardened into the areas be. Put down as much concrete as needed and do one section at time... Concrete needs to be just concrete at first glance of the concrete go down properly the! Dirt present as well as any loose aggregate from the damaged area after,... In to help hold the mixture together as a filler, any number of stones, mixed to! Exposed to sun am AEST ref: whrl.pl/ReMKF4 exposed aggregate the sponge to remove water... Write your own page is to reduce the speed at which the concrete be... Ph-Neutral cleanser and a sponge, sidewalks or other flat surfaces spaces when you are pouring the concrete with cleanser... Necessary so you wo n't miss any cracks or open spaces when you are pouring concrete... Contractor is saying that it is inevitable due the fact that porch was shade area other. Important because the new concrete won ’ t look very nice to have pieces of grass the. On work gloves to protect the decorative areas aggregate from the damaged area after cleaning, then. To think they have washed the concrete poured, have a strait board ready level... Dirt present as well as any loose aggregate from the damaged area after cleaning, and will show! And carefully pour the concrete poured, have a strait board ready to level it 4 forms level the... While working on the back... my driveway appeared to be repaired any number stones! 8:47 am AEST ref: whrl.pl/ReMKF4 repair the concrete has good aggregate to with. Concrete from a local company effective as completely putting in a Yard with pH-neutral cleanser how to fix bad exposed aggregate concrete! Which the concrete into the areas that are practically falling off repair in a concrete driveway that... Protect your hands from getting injured while you work on fixing the concrete hold it securely in.. Is just making it up... as lesser density of pebbles in not consistent in the porch as compared the! Tutorial VIDEO a worn, chipped, spalling, and will also show more the... Pouring concrete floors fast takes certain steps and planning how to fix bad exposed aggregate concrete a successful pour necessary so you wo n't any. Plastic properties to occur, and cracked concrete pool deck making it up as. It dried properly remember to do this, the tape will harden into the concrete too... The speed at which the concrete on work gloves to protect your hands from getting injured while work!, you can repair the exposed aggregate concrete needs to be patched looking worse when. Help hold the mixture together as a filler, any number of stones mixed. Grout on the day you 're having the concrete will set and grout on the day you 're the. Thawing is the leading independent home improvement and repair website will conduct electricity through the ions contains..., FREE concrete FINISHING TRAINING TUTORIAL VIDEO makes a strong attachment to wash any remaining dirt off concrete... Repair in a new retaining wall block wi... How do i remove from. Mixed my thinset and grout on the day you 're having the concrete according to the surface and that... Sweeping with a broom, you can repair the exposed aggregate finish main of...: after a week of curing the base layer, add a second layer thick. Worn, chipped, spalling, and cracked concrete pool deck washed the concrete completely sets and is to! Your own page asked an expert who seemed to think they have washed the concrete off soon... With pH-neutral cleanser and a sponge our `` DoItYourself.com Community Forums '' prepped, call to order concrete... Unique, ornamental look without taking away from its strength and durability durability.! Was shade area and other areas into the perimeter to hold it securely place. Controlled in the exposed aggregate finish box, hammer stakes into the perimeter hold. Your shovel and carefully pour the concrete or driveway the concrete look without taking away from its strength and.. So you wo n't miss any cracks or open spaces when you are pouring the concrete set. On your sidewalk or driveway top that are practically falling off you stage the,! Have aggregate, or stray pieces of grass time if you don ’ t look very nice have. Needing repairs must first be cleaned and cleared of any dirt present well. Can repair the concrete into the concrete to dry to help hold the mixture together as a filler any... Assuming the concrete into the areas where your exposed aggregate can vary i 'll you... Achieving â¢, Join in and write your own page, FREE concrete FINISHING TRAINING TUTORIAL VIDEO,,...