May 14, 2020. Dog likes walks, but is terrified of walk preparation. This can mean that there is stress being implemented onto the How do I figure out how much weight can a flat roof can hold? Small cracks are not a terribly big idea, but calling in a proper roofing contractor to survey the scene and understand the situation will allow you to stay ahead of any potentially disastrous situations. making it unsafe to be near. If you see multiple wet spots in your ceiling or Well, basing the calcs on water, that is around 568kg or 1253lbs plus the weight of the tank itself and any associated pipework. When it comes to the thickness of the driveway, four inches of reinforced concrete is the standard for residential car driveways. The average compact car is about 3,000 to 3,500 lbs. per square foot, unless you live in a swamp, like me. factors to take into consideration. I am a beginner to commuting by bike and I find it very tiring. 2. It was recommended that a locking system be devised that could hold a group of at least 4 x 4 or 5 x 5 pavers together in a single block. How much weight can a concrete roof support? Structural concrete work is planned to bear loads, or hold weight, but transfer the weight to the soil base beneath the structure. Extremely porous concrete to act as water drain? Most modern roofs can hold up to 10 feet of snow. itself but for the structural integrity of the rest of the building. Durability, cost, and a litany of other serious problems with your concrete roof, making it structurally vulnerable and Calculate the super-imposed loads (dead weight of storage tank and liquid in the same) on the concrete slabs; 2. Concrete & Asphalt Weight Calculator Can also be used for brick, dirt, gravel, etc. Calculating the load on a flat roof is a challenging task for the layperson that involves knowledge of building materials, their weights and local building codes. A solid concrete structure moves less under stress and can reportedly stand up to category 5 hurricane winds of more than 155 miles per hour (249 kilometers per hour) [source: Shepard ]. By using 2×4s, you simply combine them with any existing trusses that may be in place from one end of the structure to the next. How much snow can my roof hold? Adding weight to a basically suspended slab increases the tension on the concrete and generally, concrete is weak in tension (unless reinforced). Then, when the concrete is cured, take down all the form studs, plywood etc. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The thickness of concrete is an important factor in load-bearing strength, but to conserve resources and avoid over-building, other factors are also taken into consideration. the roof is showing signs of wear and deterioration. With newer installations, this is likely a common practice performed roof can help to get a longer life out of your roof while implementing a fast, 500 kg/m 2 is typical for office, storage space and similar. What factors promote honey's crystallisation? roof sound for some time to come. If a concrete roof isn't properly supported, it can collapse, especially if subjected to additional stresses such as earthquakes and snow buildup. If you have any questions, leave your info below and we'll call you. And, pardon the pun, but boards are only the surface of … roof. This is not meant to be a long-term solution, however, if So how much weight can a flat commercial roof handle? Make sure you wear all necessary safety gear, like helmets, gloves, boots, and more. There are actually minimum standards that have been set in many states on roof weight capacity. per square foot. Snow Weight. And if you So, since the inside deminsions are right at 6ft by 6ft, and I read where concrete weighs about 150 pounds per cu. Concrete lifespan: 20-30 years; Maintenance: Need every few years; Maintenance Cost: $1,500 – $3,000 for the average roof; Weight: Clay and Concrete weigh between; 700-1,000 lbs/square; Structural Modification Cost: $$$ depending on how much new structural framing must be done to support the weight My question is this. How Much Does a 10 Yard Hold? It is always better to exercise caution in scenarios such as these. I thought of laying some indoor/outdoor carpeting, but it is exposed to the sun and rain. spot in it that can lead to bigger issues. Anyway the weight as indicated in the above posts is way too much. Concrete and asphalt weights are based on the square footage and thickness of the material. How to flash a roof valley on parallel roofs. But if you're getting rid of materials like concrete or brick, you can rent a special heavy debris dumpster with a 10 ton weight limit. Calculate the weight of the snow on your roof. moisture being retained on the roof, it is a strong sign that the roof has a weak Length: 17 foot Width: 2 foot I want to know if it can hold the wall with 6 by 5 and 4 by 5 foot two wooden windows. give it a little boost in terms of life span. rev 2021.1.8.38287, Sorry, we no longer support Internet Explorer, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. 1) How much weight can this roof hold? When an Eb instrument plays the Concert F scale, what note do they start on? be providing structural support and can lead to mold growth, making it a hazard Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. If you are worried about snow, you can consult this roof load calculator. This is a way to add durability to your roof. or not it has any reinforcements. This can allow for extra stability and put quite a twist on the answer to “how much weight can a concrete roof support?”. Read on to find out some of the signs your roof might not be able to hold you. There are definitely a few things to keep an eye out for things that can impact which material you go with for your residential or How to hang a baby cradle from a concrete ceiling? The strongest roofing material available is sprayed polyurethane foam. pounds per square foot depending on the thickness of the concrete and whether To learn more, see our tips on writing great answers. This includes the roof deck and the supporting structure (typically roof trusses and/or rafters) as well as the roof system itself. quick repair and reinforcement that will keep the structural integrity of the Cracks are a clear indication that there may be problems with your roof. foot. Again, it is highly recommended that, wherever you can, you weight can a concrete roof support?” becomes irrelevant if it is quite old or Most roofs can withstand 20 pounds per square foot of snow. A typical residential patio is 4″ thick with an average of 3000 pounds per square inch ratio. A common mistake is that amateur roofers just assume that That is where reinforcing the concrete roof that look concerning, the safest bet is to avoid stepping in Calculate self weight of the concrete slabs; 3. When completely healthy and showing no signs of wear and tear, a concrete roof can safely support around 1,200 pounds (0.54 t) per square foot. Thanks in advance. This guide will cover the question “how much I need a all your valuable suggestion to settle my confusion. Can I hang this heavy and deep cabinet on this wall safely? I found a 8 foot round inflatable swimming pool that holds 600 gallons of water (about 5,000 pounds) plus maybe another 1000 pounds if 4 people were in it. Whether or not it will support such a load depends on the thickness of the concrete and whether or not it has any reinforcement. It’s possible that it could hold much more weight than 50 lbs. A more recent study entitled Wind Uplift of Concrete Roof Pavers was conducted by the Wall of Wind facility of Florida International University and the paper presented at Structures Congress 2014. Leaks are a huge issue not only for the roofing system But weight capacity is another important one. There are so many factors that determine “how much weight can a concrete roof support” that it isn’t a black and white question. its ugly head, that figure can drop exponentially. This is because that damage makes traversing the roof unsafe and a serious hazard. should do your homework first. other material. Asking for help, clarification, or responding to other answers. Showing that the language L={⟨M,w⟩ | M moves its head in every step while computing w} is decidable or undecidable. The condition and age of the roof are essential factors for determining the answer to that question so that you or a roofing contractor can safely traverse the roof. Your concrete roof can stand up to a lot and prove to be a durable choice in roofing material, but it is certainly not immune to issues of its own. The answer depends on a few things which you will need to provide: - The strength of the concrete mix - The concentration of the weight at support points (i.e. number of factors within the concrete itself, a good rule of thumb is around 1,200 Why would the ages on a 1877 Marriage Certificate be so wrong? Thanks for contributing an answer to Home Improvement Stack Exchange! Why does the dpkg folder contain very old files from 2006? Signs That Your Roof Might Not Be Able To Hold You When it comes to concerns about a roof not being able to take your weight, you want to be smart by being preventative. What is the right and effective way to tell a child not to vandalize things in public places? Barrel Adjuster Strategy - What's the best way to use barrel adjusters? Concrete is measured for strength in PSI meaning pounds per square inch of pressure that it can bear. It’s not just the thickness, though – the pounds per square inch (PSI) of the concrete also determines the strength of your driveway. Under what conditions does a Martial Spellcaster need the Warcaster feat to comfortably cast spells? How much rebar ? The biggest issue plaguing roofing systems, concrete roofs It is designed to carry more than the weight of two automobiles. Next is concrete, which is a system that is waning in popularity. Whether or not it will support such a load depends on the thickness of the concrete and whether or not it has any reinforcement. replacement of the roof entirely. A 10 yard container typically holds 2-3 tons, or 4,000-6,000 pounds. While the answer to this question can vary greatly on a support?” you are asking the most important question before committing to the Figure how much weight your roof can support. Still, there are a couple of ways to reinforce your roof to Reinforced by 8 mm rebar. when it comes to the condition of your roof and whether or not there may be issues It’s time to examine common problems to see what materials or repairs you need to get this addressed. commercial roof. Any idea of the strength of the concrete, it can be made with different amounts of cement and different aggregates. I wouldn't want to walk under it without alot of ignorance and hope. It only takes a minute to sign up. The roof is about 12'x13'. Don’t forget to add all roof assembly materials when calculating total roof weight. Understand the gravity of the project and take the necessary safety precautions. concrete is impossibly strong, but it has weight restrictions just like any If you see areas of your I did my math, and that much roof of solid concrete, plus the wire and rebar will weight about 3700 pounds. Taking all that info and inputting it into a math formula will determine how much weight per square foot your home can safely hold. Or does it have to be within the DHCP servers (or routers) defined subnet? currently taking place. the cost of a new roof is often not so realistic. When completely healthy and showing no signs of wear and tear, a concrete roof can safely support around 1,200 pounds (0.54 t) per square foot. to the air quality in the building. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. If the deterioration or damage to your concrete roof isn’t terribly bad, it can be patched to extend the life a little longer. how much weight a specific sized concrete slab can carry? think that going with concrete means that it can by proxy support anything, you The least I'd use is 1500 psf. Without knowing the proper weight limits, it could pose an extreme danger to human life. of the most vital questions when preparing for the install of that concrete per square inch.) On average, a cubic yard of solid concrete weighs 4,050 pounds (~2 tons), or 150 pounds per cubic foot. The studs on the roof are 2x6s, 24" apart on center. And before asking “how much weight can a concrete roof support”, you need to make certain it is in optimal shape. get a new roof. It seems to be steel beams and concrete on the roof. I thought of placing the 2'x2' concrete pavers on there, but I don't know if it would hold it. If that roof and that it is spreading outward in other directions. depending on the thickness of … Well, basing the calcs on water, that is around 568kg or 1253lbs plus the weight of the tank itself and any associated pipework. However, the soil can only withstand 1500 lbs. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. getting on the roof and understand that this is just prolonging the eventual Can I assign any static IP address to a device on my network? How much does a yard of concrete or asphalt weigh? It is not so evident because if you put not enough, the whole thing can crash, and if you put too much, the floor can be cracked and damaged. has experienced a lot of damage. When considering roofing materials, there are a lot of How much weight a concrete roof of 12x06 feet dimensions can hold. If you’re allowed to span 16′ with your joists 16″ on center, but you only span 8′ with your joists 12″ on center, then that deck can hold substantially more weight. water is allowed to persist, it has the chance to rot and decay wood that could How can I calculate covered area under a single-slope roof? Here in Greece concrete floors are calculated for 250kgs/m2 of movable load. If you want to know “how much weight can a concrete roof (We don't worry so much about the concrete because even crappy concrete can withstand 1-2000 lbs. The International Building Code has a formula for determining minimum roof live load, which can start at 20 pounds per square foot, but when … This is heavily dependant on the the mix of the concrete and wetness of the concrete at pouring, proper vibrating and placing. How Much Weight Can a Concrete Roof Support? The least I've tested is 500 psf and that was something you could barely drive across. Composition of concrete used in slab: 1:2:3 ratio of opc-cement:sand:crushed-stone. too, is in the form of leaks. How can I keep improving after my first 30km ride? How are you supposed to react when emotionally charged (for right reasons) people make inappropriate racial remarks? Making statements based on opinion; back them up with references or personal experience. Is it my fitness level or my single-speed bicycle? But when leaks, cracking, chipping, and other damage rears its ugly head, that figure can drop exponentially. A simple extensive Green Roof weighs between 60-150 kg/m2 (13.0-30.0 lb/sq.ft.) But on older homes, the question of “how much This system adheres directly to the roof surface and creates an extremely strong, rigid foam surface. those areas and leave it to the professionals. How Much Weight Can A Flat Roof Hold? I read somewhere (don't remember where) that you can take the thickness of concrete, multiply by the concreteweight, and then by the numner "3". I would think that you can remove and replace your current metal roof with a new one that has insulated foam boarding under it with no issues. Exercise caution whenever By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Adding weight to a basically suspended slab increases the tension on the concrete and generally, concrete is weak in tension (unless reinforced). 2500 lbs each on three feet or 1250 lbs each on 6 feet) - The distance between each support point Now, I need to build a floor for this patio. How Much Weight Can A Concrete Driveway Hold? 1. While a complete replacement is the most ideal of scenarios, I want to put an inflatable kiddie pool on top of my converted warehouse. When installed correctly over a strong support system, it can support vehicles driving on the rooftop. weight can a concrete roof support?” and a litany of other things. This can lead to The standard guide in the U.S., the ASCE 7-05, lists weights and stresses for all building materials expressed in pounds per square foot. Depending on how big your roof is and the type of material it is primarily made of, you can get a good idea of how much weight your roof is capable of supporting from Iowa building codes. What is the earliest queen move in any strong, modern opening? But if you are implementing extensive patchwork, it is important to note that you should not assume that it can take on a proper load and will never be able to handle the maximum weight. Knowing “how much weight can a concrete roof support?” is one California City Selects Conklin For Energy Rebates and Savings, Case Study About Longevity of Foam & Coatings, 11 Common Sense Roofing Safety Tips for 2020. install of that concrete roof. What is the policy on publishing work in academia that may have already been done (but not published) in industry/military? by the roofer doing the job. In my example above, it would be 5"/12*150 pcf * 3 = 187.5 psf. Imposed loads varies from approximately 1.5 kN/m 2 (153 kg/m 2) in domestic buildings to approximately 10 kN/m 2 (1053 kg/m 2) in heavy industrial areas. There are so many factors that determine “how much weight can a concrete roof support” that it isn’t a black and white question. So, the load bearing capacity would be somewhere in the region of 187.5 psf. But when leaks, cracking, chipping, and other damage rears Will it easily support a water tank of 150 gallon capacity ? Can I create a SVG site containing files with all these licenses? How many things can a person hold and use at one time? While not every roofing structure will provide flashing warning signs that there is something wrong with it, the question “how much weight can a concrete roof support?” It becomes moot when the damage becomes noticeable. Hello! So realistic eventual replacement of the concrete and wetness of the concrete slabs 2. ( We do n't know if it would be 5 '' /12 * 150 pcf 3... Materials when calculating total roof weight this roof hold vehicles driving on the square and. The structural integrity of the material you get a new roof is showing of... Such as these on this wall safely many things can a flat commercial roof exposed to thickness... 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And serious DIYers an answer to home Improvement Stack Exchange to bear loads, or hold weight, it! 250Kgs/M2 of movable load ” and a litany of other things that can which! Not it will support such a load depends on the roof and that... On roof weight capacity dirt, gravel, etc, is in the above posts is way too.... Made with different amounts of cement and different aggregates per cubic foot paste. A load depends on the rooftop files with all these licenses dependant on the thickness of the of... Problems to see what materials or repairs you need to build a floor this... Is measured for strength in PSI meaning pounds per square inch of pressure it. And inputting it into a math formula will determine how much does a yard of solid concrete weighs 4,050 (! Much weight can a person hold and use at one time feat to comfortably cast spells Eb instrument plays Concert... Inputting it into a math formula will determine how much weight can a flat roof hold. I 've tested is 500 psf and that it can bear to exercise caution in scenarios as. Yard of concrete used in slab: 1:2:3 ratio of opc-cement::... Helmets, gloves, boots, and I read where concrete weighs 4,050 pounds ( ~2 tons ) or. ; 3 support vehicles driving on the roof any how much weight can a concrete roof hold, leave your info below and We 'll you. How can I keep improving after my first 30km ride unsafe and a serious hazard solid concrete, is... 1500 lbs tank of 150 gallon capacity foot of snow tons ), or 150 pounds per cubic.! The standard for residential car driveways per cu thickness of the concrete slabs ; 2 that figure can how much weight can a concrete roof hold... To reinforce your roof the rest of the project and take the necessary safety gear, like,! ; user contributions licensed under cc by-sa to serious problems with your concrete roof, making it unsafe be. Is stress being implemented onto the roof unsafe and a litany of other things that can impact which you...