Putty knife. Clean out the crack completely. Use a wire brush to loosen any debris, a broom to sweep it up, and a wet/dry vacuum to clean any dust from the crack. Cut the tip of the crack filler at a 45-degree angle with the utility knife. Start with a small hole and increase the size, if necessary.Repairing small cracks. Minor cracking can be fixed with a filler or concrete patch. However, you should first chisel out the cracks using a hammer and a cold chisel. This will enable you to create a backward-angled cut on the affected area. After chiselling out the crack, clean loose material using a wire brush or a portable drill, then apply ...The cracks in concrete are a fast transport path for chlorides and influence the service life of concrete structures in chloride environments. This study aimed to reveal the effect of crack geometry on chloride diffusion in cracked concrete. The chloride diffusion process in cracked concrete was simulated with the finite difference method by …Mar 1, 2024 · 1. Shrinkage Cracks. Shrinkage cracks are common in freshly poured concrete and result from the natural drying and curing process. As water evaporates, the concrete shrinks, leading to small, often fine cracks on the surface. While shrinkage cracks are generally superficial and do not compromise structural integrity, they may not look the best. If cracks have started to appear in concrete at your home or within your commercial property, it might have been caused by one of the following reasons: Rapid …DOI: 10.14359/51722408. Date: 5/1/2020. Abstract: Cracks in concrete are expected to accelerate the degradation of reinforced concrete—mainly reinforcement corrosion. Previous literature studies have shown that the initiation time can decrease due to cracks, whereas the accelerating effect on corrosion propagation has no clear experimental ...While you can install tile directly on concrete, problems may erupt when the concrete cracks or shifts. All of the movement in concrete is transferred to the tile. Cracks in concrete immediately become cracks in the tile. If you were to remove a cracked tile from concrete, undoubtedly you would see the same crack pattern below.Learn how to repair cracks in concrete slabs with different methods and materials depending on the size and severity of the crack. Find out what …The Technical University of Delft has developed a bacteria type which produces limestone. When adding these bacteria to cement, they can fill cracks in the end ...11 Oct 2021 ... If a coating is applied over a concrete surface with cracks, chips, or pitting, the result is will not be an even coating. Because these ...May 4, 2021 · Bluestar Concrete Resurfacer is premixed concrete. Simply shake the bottle, cut the applicator tip, squeeze to fill cracks and chips, and then level with a putty knife. This product can fill areas ... The bond strength of Crack RX combined with its elongation break strength of Pond Shield epoxy (9,500 psit) will hold the concrete as though it were one piece. Big Concrete Crack Repair. For bigger concrete cracks, like those that are a half-inch or so wide, you’ll have to consider more drastic measures.16 Aug 2023 ... Pour enough dry concrete mix into a 5-gallon bucket to repair cracks and patch damaged areas. Sand mix or concrete resurfacer, which doesn't ...Sep 30, 2020 · Solution: Fill and seal the cracks with Advanced Polymer Concrete Crack Sealant. Ground movement and repeated freeze-thaw cycles can cause a concrete foundation to crack. Before a crack gets wider ... 2.2. Failure modes classified. In general, the occurrence of splitting failure is consistently linked to the presence of cracked concrete and insufficient effective concrete confinement, and is mostly considered based on concrete surface crack depth l w and width w c.For instance, when the concrete is fully cracked (l w =c 1) or the concrete …Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures over time. Concrete is the second-most-used substance in the world after water, [1] and is the most widely used building material. [2] Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminium combined.In fact, most cracks in a poured concrete foundation are a natural result of foundation settlement and shrinkage of the concrete during the curing process and can be easily fixed or simply left alone. But if the cracks are abnormally large or allowing seepage to enter the home, they are often a sign of a more serious structural problem. ...When a hairline crack formed in Roman concrete, and water gained entry through it, the water and calcium mixed, forming a crack-filling sealer. This stops the leak and halts further degradation.Passwords are our first line of defense when it comes to protecting our personal and professional online accounts. However, many people still use simple passwords like “password 1”...Dec 19, 2018 ... Apply duct tape along both sides of the entire crack, and apply an epoxy-based resin into the crack. Fill the crack entirely with the resin, and ...Cracks in the concrete facade of this office block in Aarhus by Danish architecture practice Sleth provide glimpses of the building's illuminated interior. Copenhagen-based Sleth created the ...Step 1: Repair a Foundation Crack With an Epoxy Sealer. Photo Geoffrey Gross. We repaired a foundation wall, which had an 8-ft.-long crack that leaked water into the basement during periods of heavy rainfall. To permanently patch the crack we used an epoxy-injection system from Polygem, called the Liquid Concrete Repair Kit (about $60).The carbonation behaviour in sound concrete and cracked concrete are also simulated by using the derived diffusivity with consideration of reaction with dissolved CO 2. Finally, numerical results obtained for cracked concrete made with 3 different W / C ratios (45%, 55%, and 65%) with different crack widths were compared with … Squeeze more epoxy onto the fabric in a tight zigzag pattern, then roll it out evenly. Repeat the process of adding epoxy followed by fabric as needed to cover the whole crack. Allow the epoxy to cure over the next 12 hours or so. Congratulations, your concrete crack repair is complete! Learn what cracked concrete is and how it affects the performance of anchors in concrete. Find out how to design for cracked or uncracked conditions using Hilti …Pour the Resurfacing Compound onto the Driveway. Pour the resurfacing compound onto the concrete driveway in small sections, using a trowel for smaller applications or a masonry brush for larger applications. You’ll want the mixture to be roughly 1/16 to 1/4 of an inch in thickness. Once you've poured the resurfacer onto your …When design cracked concrete, we can stay compliant with EN 1992-4, but it is more demanding on anchor resistance. Hilti offers a wide range of anchors that perform extremely well in cracked conditions (e.g. HST3,HUS3, HIT-HY 200-A, RE500V3). Generally, you can easily check in the ETA document of the anchor system whether the anchor is suitable ...This Old House general contractor Tom Silva shows how to resurface an uneven concrete slab. (See below for a shopping list and tools.)SUBSCRIBE to This Old H...Jun 27, 2023 · Putty knife. Clean out the crack completely. Use a wire brush to loosen any debris, a broom to sweep it up, and a wet/dry vacuum to clean any dust from the crack. Cut the tip of the crack filler at a 45-degree angle with the utility knife. Start with a small hole and increase the size, if necessary. Putty knife. Clean out the crack completely. Use a wire brush to loosen any debris, a broom to sweep it up, and a wet/dry vacuum to clean any dust from the crack. Cut the tip of the crack filler at a 45-degree angle with the utility knife. Start with a small hole and increase the size, if necessary.Sunken and cracked concrete repair. At Resinject, we inject our resin under the concrete slabs, void filling the affected area and increasing the load bearing capacity of the soils which is supporting the affected slab. This can also be referred to as ‘slab jacking’ or ‘ slab heave ‘. Our re-levelling process is also re-supporting of ...If cracks have started to appear in concrete at your home or within your commercial property, it might have been caused by one of the following reasons: Rapid …Repairing concrete with epoxy is a cost-effective solution to indoor and outdoor cracks that leaves you with a clean, durable surface and minimal waste. The professional contractors at MACH ONE™ Tampa repair …12 Mar 2021 ... One of the most effective ways to correct cracked or uneven concrete is by using polyurethane lifting foam. Compared to other alternatives, this ...Lay Pavers or Bricks. Pavers or bricks are a good way to turn a plain concrete patio into a high-end outdoor space. Whether you buy new interlocking pavers or score a deal on old bricks, the process is basically the same. Lay down a layer of sand between ½ to 1 inch (1.25-2.5 cm) deep, and level it out carefully.Give outdoor stairs a makeover and a safety upgrade for only $100. Concrete steps crack and break up over time as weather extremes cause expansion and contraction. Water can also seep in and freeze, deteriorating the edges. Once the breakup starts, it spreads and gradually gets worse, making the steps unattractive and unsafe. The best […]A cracked section of concrete refers to a segment of concrete that has developed one or more fractures or fissures within its structure. These cracks can manifest due to various factors, including ...Why Concrete Cracks · 1. Excess water in the mix · 2. Concrete drying too fast · 3. Improper strength concrete poured on the job · 4. Lack of control jo...The permeability of cracked concrete is evaluated by water permeability tests. The preliminary results indicate that crack openings generally accelerate water flow rate in concrete. When a ...Cracks in concrete are of common occurrence and they develop when stresses in the concrete exceed its strength. Cracks are often caused by normal shrinkage of the concrete when hardening and drying. Concrete cracks can range from being a non-structural and unsightly, to being detrimental to the structural integrity and safety of a …Browse 10,000 authentic cracked concrete texture stock photos, high-res images, and pictures, or explore additional crack concrete or broken concrete stock images to find the right photo at the right size and resolution for your project. Close-up of a cracked and weathered concrete wall texture in black&white.Concrete can often crack due to age, temperature and loads. So when you design anchor systems for concrete, it’s important to consider the condition of the concrete you’re working with. Anchors are particularly affected when concrete cracks, because the cracks in the concrete usually run through where anchors are placed.Cracking in engineering structures, such as concrete structures, can be a sign of structural damage or a warning of potential durability issues.Fortunately, there are concrete recruiters who specialize in finding skilled professionals to repair such cracks using concrete filler, without the need for costly and time-consuming digging or draining …Concrete can often crack due to age, temperature and loads. So when you design anchor systems for concrete, it’s important to consider the condition of the concrete you’re working with. Anchors are particularly affected …This professional will first clean the crack by removing the flaking paint and any potential mold. The injection is then carried out using polyurethane or epoxy. The cracks are then covered with putty and repainted the same colour as the entire concrete basin. The drying period lasts from 10 to 20 hours. Always remember to thoroughly clean …Concrete cracks when tensile stresses in the concrete imposed by loads or restraint conditions exceed its tensile strength. Concrete is typically assumed to crack under normal service load conditions. Crack width and distribution are generally controlled through the use of reinforcement. The existence of cracks in the anchor vicinity can result ...When it comes to fixing concrete cracks, many homeowners find themselves faced with a common dilemma: should they tackle the project themselves or hire a professional? While there ...How to Repair the Concrete Edges and Corners of Broken Steps with QUIKRETE: This video shows you how to repair the edges and corners of concrete slabs with ...This video shows repair of cracks and holes on a concrete pool deck prior to painting. These repairs we posted before in the separate past videos now we put ...Concrete Crack Repair for Patios, Pool Decks, Driveways & More. Although concrete is strong, durable, and long lasting, there are times when cracks occur. In most instances, fixing cracked concrete is a viable solution compared to ripping the concrete out and starting over again.Painting a concrete floor is one way to change the look and feel of a room or spruce up an older, worn concrete floor. If you want a fresh look that’s durable, it’s a good idea to ...Four Types of Cracks in Concrete Slabs & Floors. Types of foundation cracks, crack patterns, differences in the meaning of cracks in different foundation materials, site conditions, building history, and other evidence of building movement and damage are described to assist in recognizing foundation defects and to help the …If you notice any of these signs, it’s important to call a professional (+1 877-649-2471) to pump out the tank and then assess the damage and repair the crack in the septic tank. To repair a cracked septic tank, septic tank technicians will first allow the tank to dry completely. Once dry, they will apply concrete crack filler to the cracks ...The comprehensive analysis of 30 pre-cracked high-performance concrete beams yielded compelling findings. In particular, the application of heat …Thin hair lines with varying thickness of micro to millimeters, running horizontally, vertically, or diagonally in a concrete structure is known as cracks in concrete. These cracks are considered dangerous if their thickness is increasing with time. Usually, crack with the width less than 0.3mm is considered acceptable but with the thickness ...This paper analyzes the effects of cracking on the thermal field of concrete at elevated temperatures. In four concrete specimens with pre-made cracks, fire tests were performed. Then finite element analysis and theoretical analysis were conducted, which have indicated that heat conduction was the primary source of heat transfer in cracked …🕑 Reading time: 1 minute The possibility of crack development in different structural concrete elements can be reduced by adopting various design and construction measures. These methods can help reduce or eliminate the causes responsible for the formation of cracks. Common types of cracks in concrete are plastic settlement cracks, plastic …Solutions. Engineering Solutions. Anchor Systems. Design Guidelines for Anchor Systems. Cracked Concrete. HOW TO DESIGN FOR CRACKED CONCRETE. …🕑 Reading time: 1 minuteTypes of cracks in Concrete Structures Types of cracks in concrete structures are structural cracks and non-structural cracks. Structural Cracks in Concrete Structural cracks are those which result from incorrect design, faulty construction or overloading and these may endanger the safety of a building and their inmates. Non …Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures over time. Concrete is the second-most-used substance in the world after water, [1] and is the most widely used building material. [2] Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminium combined.Concrete can often crack due to age, temperature and loads. So when you design anchor systems for concrete, it’s important to consider the condition of the concrete you’re working with. Anchors are particularly affected when concrete cracks, because the cracks in the concrete usually run through where anchors are placed.For example, assume that 25% of the LIVE load is sustained. Analysis proceeds as follows: Case 1: Cracked analysis for short-term load with short-term concrete modulus is given as DEAD + SDEAD + Ψ s LIVE, in which Ψ s = 1.0 ; Case 2: Cracked analysis for permanent load with short-term concrete modulus is given as DEAD + SDEAD + Ψ L LIVE, in which …How to Repair the Concrete Edges and Corners of Broken Steps with QUIKRETE: This video shows you how to repair the edges and corners of concrete slabs with ...It is generally recognized that cracks provide easy access to ingress of chlorides in concrete and hence, the initiation of corrosion of steel in cracked concrete occurs at early stage. However, wide variety of results on the effect of crack widths on corrosion of steel in concrete are reported in many studies. Apart from crack width, the …3. Cracked Concrete Substrate. In many instances, issues start at the bottom. Concrete is a fairly stable substrate for tiling, but only if the concrete itself is healthy and free from cracks. Older concrete slabs can develop long cracks running through them, and over time, they spread to the above tiles in the form of reflective cracks.Dec 12, 2016 · Often, these cracks are noticed when the floor above the concrete slab becomes damaged by the uneven concrete. Usually the damage of both floors is caused by the presence of water. You’ll first need to locate the source of this water or moisture problem and fix it first. Then, you’ll most likely need to remove the old flooring, seal the ... Concrete Crack Repair for Patios, Pool Decks, Driveways & More Although concrete is strong, durable, and long lasting, there are times when cracks occur. In most instances, fixing cracked concrete is a viable solution compared to ripping the concrete out and starting over again. Concrete resurfacing to cover larger cracks or surface problems Large cracks or holes greater than ¼”, spalling (horizontal peeling or chipping of the surface), and discoloration can be covered with resurfacing or a concrete overlay (a thin layer of cement-based material applied directly over the existing concrete).29 Mar 2023 ... All concrete settling is caused by the base of the concrete eroding away or compacting down, and as this process occurs, it causes strain or ... Cracked concrete will be seen on reinforced-concrete members under service conditions and in the tension zone. Uncracked concrete is where the tensile stress in the concrete is smaller than the tensile strength of the concrete and there will be no cracking occurring. Referring to the second part of your question regarding design, the presence ... Step 2: Power Wash. You do want to remove as much dirt and debris from the crack as humanly possible too. The less debris is present in the cracked concrete, the more successful your fix job will be. Therefore, if possible, you should use a pressure washer to wash out the crack.Find & Download Free Graphic Resources for Cracked Concrete Texture. 100,000+ Vectors, Stock Photos & PSD files. Free for commercial use High Quality ImagesSep 30, 2020 · Solution: Fill and seal the cracks with Advanced Polymer Concrete Crack Sealant. Ground movement and repeated freeze-thaw cycles can cause a concrete foundation to crack. Before a crack gets wider ... Partially cracked modification factor ... Thus for example for the default short term (Modal Analysis & RSA) concrete meshed wall modification factors of cracked ...Oct 7, 2021 ... Narrows cracks. 1mm – 7mm. These are best filled with an elastomeric masonry crack filler that can be applied with a caulking gun. However, the ...Dec 12, 2016 · Often, these cracks are noticed when the floor above the concrete slab becomes damaged by the uneven concrete. Usually the damage of both floors is caused by the presence of water. You’ll first need to locate the source of this water or moisture problem and fix it first. Then, you’ll most likely need to remove the old flooring, seal the ... Mix thoroughly for three minutes with an electric drill and paddle mixer. Use a trowel to apply concrete fix to the prepared substrate and smooth it into the crack or to form the desired shape. Apply Sika Concrete Fix to corners using a shaped trowel. The paste cures rock-hard, so make sure you clean all tools and surfaces using Sika Colma ...Sep 5, 2023 · Yes, cracks in concrete are normal due to the shrinkage that happens when the concrete hardens and cures. Concrete can also crack if it experiences extremely cold or hot temperatures. Some cracks in concrete are inevitable due to the structure of the surface. If you have questions about your new concrete cracking, contact your contractor. 1. While you can install tile directly on concrete, problems may erupt when the concrete cracks or shifts. All of the movement in concrete is transferred to the tile. Cracks in concrete immediately become cracks in the tile. If you were to remove a cracked tile from concrete, undoubtedly you would see the same crack pattern below.All concrete structures will crack to some extent, due to shrinkage and tension. Concrete which is subjected to long-duration forces is prone to creep. The density of concrete varies, but is around 2,400 kilograms per cubic metre (150 lb/cu ft). Reinforced concrete is the most common form of concrete.Rodriguez et al. [3] found that cracks were initiated for corrosion levels associated with bar radius reductions as low as 0.015 mm to 0.040 mm. But the cracking was delayed in specimens with an increased concrete cover and tensile strength. However Andrade et al. [4] reported a negligible effect of cover/bar ratio on cracking. In previous …We have a great concrete crack repair product called Fast Fix. It is a great product because it is so thin, it is able to really penetrate the cracks and create a strong bond inside the crack. We have some really good success with it. BUT if you consider that the concrete is about 100mm thick and cracked all the way through.While you can install tile directly on concrete, problems may erupt when the concrete cracks or shifts. All of the movement in concrete is transferred to the tile. Cracks in concrete immediately become cracks in the tile. If you were to remove a cracked tile from concrete, undoubtedly you would see the same crack pattern below.Rishi Sunak has insisted "the economy is turning a corner" and urged Tory MPs to "stick to the plan" after reports of a plot to oust him before the …Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures over time. Concrete is the second-most-used substance in the world after water, [1] and is the most widely used building material. [2] Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminium combined.A typical eggshell takes a little more than 5.5 pounds of force to crack. A 30-pound cement block can be supported by eight eggs spread out over the block, still in cardboard egg c...Cracked Concrete Patios and Walkways. Cracks in your concrete patios and walkways are caused by the same conditions that cause cracks in your foundation, though the consequences aren’t nearly as severe. Settling soil, poor construction, and unequal moisture distribution are most often to blame for cracked patios and sidewalks.Craze cracks are very small and are found in the top surface of a slab. They are typically 1/10 millimeter (0.004 inches) or less in thickness, and 1 millimeter (1/32-inch ) or less in depth, according to Ron Strum, a petrographer for CTLGroup, Skokie, Ill. Many craze cracks are not even visible until the surface of a floor gets wet and starts ...Dec 1, 2023 ... We advise against DIY methods like patching, filling, re-pouring, or mudjacking for cracked concrete. These temporary solutions can be time- ...1. Cracked Concrete. Concrete cracks are common everywhere there’s a concrete slab, but they become especially bad in driveways, walkways, pool decks, and garages. How To Fix Cracked Concrete. Patching; Patching with grout or mortar is a common way to address cracks, but it's typically a temporary solution.
When it comes to plumbing issues, one of the most dreaded problems homeowners can face is under slab plumbing leaks. These leaks occur when the pipes beneath your home’s concrete f.... Refrigerator appliance repair
Mar 1, 2024 · 1. Shrinkage Cracks. Shrinkage cracks are common in freshly poured concrete and result from the natural drying and curing process. As water evaporates, the concrete shrinks, leading to small, often fine cracks on the surface. While shrinkage cracks are generally superficial and do not compromise structural integrity, they may not look the best. NEW: BA-C NC for Option 7 non-cracked concrete The BA Plus range is also complemented by the introduction of EJOT’s new through-bolts for Option 7 non- cracked concrete applications, BAC-NC, which provides a class-leading anchor for regular applications, backed by the assurance of a separate European Technical Approval …Unless you can control nature, the concrete on your property likely has a few cracks. This happens quite often and for many reasons. First of all, the nature of the concrete is that way. With many weather and temperature changes, a few cracks are likely to happen. Ground shifting can also do this type of job and make a few cracks in your …Cracked concrete appears as splits, breaks, or gaps on the concrete sections of your house. These flaws can vary from superficial hairline cracks to deep fissures, compromising the durability of the concrete. Any form of concrete damage, particularly crumbling or chipping concrete, diminishes your home’s aesthetic appeal, …Mix thoroughly for three minutes with an electric drill and paddle mixer. Use a trowel to apply concrete fix to the prepared substrate and smooth it into the crack or to form the desired shape. Apply Sika Concrete Fix to corners using a shaped trowel. The paste cures rock-hard, so make sure you clean all tools and surfaces using Sika Colma ...In this video we show you how to patch damaged concrete. A DIY job for any homeowner to take on! We first began by cleaning up the area really good, then as...Cracked concrete repair. Concrete Solutions® uses a variety of injection repair techniques to restore structural integrity and repair damaged concrete structures. Epoxy crack injection. The injection of expertly developed epoxy resins is applied to fill and bind cracked concrete, restoring the structure to it's original strength. ...Step 2: Power Wash. You do want to remove as much dirt and debris from the crack as humanly possible too. The less debris is present in the cracked concrete, the more successful your fix job will be. Therefore, if possible, you should use a pressure washer to wash out the crack.When it comes to maintaining the structural integrity of a building, addressing concrete slab leaks is crucial. A concrete slab leak occurs when there is a break or crack in the co...Chipped concrete (known in the industry as delaminated concrete) – repair is often a viable option for this type of damage to concrete. It looks flakey, dusty, and crumbles easily. If caught before more than ⅓ of the surface is affected, a professional paving company should be able to repair the chips. Worn concrete that is exposed to …The Technical University of Delft has developed a bacteria type which produces limestone. When adding these bacteria to cement, they can fill cracks in the end ...Cracks and cavities belong to two basic forms of damage to the concrete structure, which may reduce the load-bearing capacity and tightness of the structure and lead to failures and catastrophes in construction structures. One of the most prevalent faults in concrete constructions is cracking, which, if left unchecked, can greatly diminish the ...Craze cracks are very small and are found in the top surface of a slab. They are typically 1/10 millimeter (0.004 inches) or less in thickness, and 1 millimeter (1/32-inch ) or less in depth, according to Ron Strum, a petrographer for CTLGroup, Skokie, Ill. Many craze cracks are not even visible until the surface of a floor gets wet and starts ...For cracked concrete specimens, when the remained ligament is large enough, the micro-cracking zone will be fully developed. Namely, the calculated fracture properties from test results of larger specimens will be more convincible. Hence, the test results of 3-p-b specimens in Group C (W = 305 mm) were selected to determine the …Oct 24, 2023 · What Causes a Cracked Concrete Patio? There are several common causes for a cracked concrete patio, here are just a few: Soil Movement & Erosion: If the soil beneath shifts, the concrete on top can sink and crack. Environmental Factors: Things like heavy rain or freeze-thaw cycles can be harmful to concrete. 2. After you have repaired any damage to your concrete patio, apply a penetrating stain or water sealer and allow it to soak into the small hairline cracks before applying a surface protectant such as an acrylic sealant. This will make the repairs virtually invisible. (See tip 5) [Very useful tips]. 3.Concrete Cracks Due to Incorrect Water-to-Cement Ratio. Sometimes concrete workers add a little bit of extra water to the cement mixture, to make it flow better ...For big or deep cracks, use a concrete mix or patching compound that contains gravel. Put the mix (or compound) in a large bucket and add water as directed on the label. A mixer paddle attached to a heavy duty, low-RPM drill makes mixing easier. Pour the wet mix into the cracks and use the pointed end of a trowel to press it in until it's level ...When design cracked concrete, we can stay compliant with EN 1992-4, but it is more demanding on anchor resistance. Hilti offers a wide range of anchors that perform extremely well in cracked conditions (e.g. HST3,HUS3, HIT-HY 200-A, RE500V3). Generally, you can easily check in the ETA document of the anchor system whether the anchor is suitable ...Mix a wet mix of ballast and cement. For every 5 shovels of ballast, use 1 shovel of cement (5:1). Put the morter into your channel and use a trowel to smooth the surface and have it finish flush to the height of your existing path. You can use a wet sponge or brush to help blend and smooth your new concrete into your existing path.For those who prefer water-based crack fillers, the Red Devil 0644 1 Quart Pre-Mixed Concrete Patch and the Damtite 04012 Gray Bonds-On Vinyl Concrete Patch are a good choice. On the other hand, a filler that might be ideal for driveways is the FDC 3 Part EPOXY Mortar Patching System which has a fast drying time..