Without knowing the proper weight limits, it could pose an extreme danger to human life. Asking for help, clarification, or responding to other answers. Calculate the weight of the snow on your roof. other material. Understand the gravity of the project and take the necessary safety precautions. If you are worried about snow, you can consult this roof load calculator. 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. Still, there are a couple of ways to reinforce your roof to water is allowed to persist, it has the chance to rot and decay wood that could But weight capacity is another important one. Most roofs can withstand 20 pounds per square foot of snow. Well, basing the calcs on water, that is around 568kg or 1253lbs plus the weight of the tank itself and any associated pipework. Then, when the concrete is cured, take down all the form studs, plywood etc. Barrel Adjuster Strategy - What's the best way to use barrel adjusters? Or does it have to be within the DHCP servers (or routers) defined subnet? 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. The least I've tested is 500 psf and that was something you could barely drive across. Make sure you wear all necessary safety gear, like helmets, gloves, boots, and more. My question is this. But when leaks, cracking, chipping, and other damage rears moisture being retained on the roof, it is a strong sign that the roof has a weak How much weight a concrete roof of 12x06 feet dimensions can hold. per square foot, unless you live in a swamp, like me. give it a little boost in terms of life span. 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. Here in Greece concrete floors are calculated for 250kgs/m2 of movable load. 2500 lbs each on three feet or 1250 lbs each on 6 feet) - The distance between each support point Under what conditions does a Martial Spellcaster need the Warcaster feat to comfortably cast spells? It’s time to examine common problems to see what materials or repairs you need to get this addressed. concrete roof that look concerning, the safest bet is to avoid stepping in To learn more, see our tips on writing great answers. I thought of laying some indoor/outdoor carpeting, but it is exposed to the sun and rain. Concrete and asphalt weights are based on the square footage and thickness of the material. 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. Snow Weight. How much rebar ? 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. 2. Well, basing the calcs on water, that is around 568kg or 1253lbs plus the weight of the tank itself and any associated pipework. 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. If the deterioration or damage to your concrete roof isn’t terribly bad, it can be patched to extend the life a little longer. Exercise caution whenever How can I calculate covered area under a single-slope roof? Reinforced by 8 mm rebar. how much weight a specific sized concrete slab can carry? If a concrete roof isn't properly supported, it can collapse, especially if subjected to additional stresses such as earthquakes and snow buildup. The studs on the roof are 2x6s, 24" apart on center. Calculate the super-imposed loads (dead weight of storage tank and liquid in the same) on the concrete slabs; 2. 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. How can I keep improving after my first 30km ride? getting on the roof and understand that this is just prolonging the eventual This is a way to add durability to your roof. 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. factors to take into consideration. Don’t forget to add all roof assembly materials when calculating total roof weight. Why would the ages on a 1877 Marriage Certificate be so wrong? This is not meant to be a long-term solution, however, if The least I'd use is 1500 psf. Now, I need to build a floor for this patio. by the roofer doing the job. Next is concrete, which is a system that is waning in popularity. weight can a concrete roof support?” and a litany of other things. How Much Weight Can A Concrete Driveway Hold? of the most vital questions when preparing for the install of that concrete 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. This includes the roof deck and the supporting structure (typically roof trusses and/or rafters) as well as the roof system itself. Whether or not it will support such a load depends on the thickness of the concrete and whether or not it has any reinforcement. 1. May 14, 2020. Thanks for contributing an answer to Home Improvement Stack Exchange! roof can help to get a longer life out of your roof while implementing a fast, roof and that it is spreading outward in other directions. There are so many factors that determine “how much weight can a concrete roof support” that it isn’t a black and white question. This is because that damage makes traversing the roof unsafe and a serious hazard. Whether or not it will support such a load depends on the thickness of the concrete and whether or not it has any reinforcement. Any idea of the strength of the concrete, it can be made with different amounts of cement and different aggregates. It is designed to carry more than the weight of two automobiles. 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 ]. How Much Weight Can A Flat Roof Hold? Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. or not it has any reinforcements. Is it my fitness level or my single-speed bicycle? I want to put an inflatable kiddie pool on top of my converted warehouse. With newer installations, this is likely a common practice performed Anyway the weight as indicated in the above posts is way too much. spot in it that can lead to bigger issues. roof sound for some time to come. There are so many factors that determine “how much weight can a concrete roof support” that it isn’t a black and white question. How much weight can a concrete roof support? (We don't worry so much about the concrete because even crappy concrete can withstand 1-2000 lbs. commercial roof. 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. per square inch.) The biggest issue plaguing roofing systems, concrete roofs 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. How many things can a person hold and use at one time? install of that concrete roof. Composition of concrete used in slab: 1:2:3 ratio of opc-cement:sand:crushed-stone. Hello! Figure how much weight your roof can support. 500 kg/m 2 is typical for office, storage space and similar. However, the soil can only withstand 1500 lbs. Taking all that info and inputting it into a math formula will determine how much weight per square foot your home can safely hold. I did my math, and that much roof of solid concrete, plus the wire and rebar will weight about 3700 pounds. Cracks are a clear indication that there may be problems The average compact car is about 3,000 to 3,500 lbs. I need a all your valuable suggestion to settle my confusion. A typical residential patio is 4″ thick with an average of 3000 pounds per square inch ratio. 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. 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. the cost of a new roof is often not so realistic. So, since the inside deminsions are right at 6ft by 6ft, and I read where concrete weighs about 150 pounds per cu. But when leaks, cracking, chipping, and other damage rears its ugly head, that figure can drop exponentially. While a complete replacement is the most ideal of scenarios, When it comes to the thickness of the driveway, four inches of reinforced concrete is the standard for residential car driveways. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. That is where reinforcing the To subscribe to this RSS feed, copy and paste this URL into your RSS reader. those areas and leave it to the professionals. So how much weight can a flat commercial roof handle? How much does a yard of concrete or asphalt weigh? What is the earliest queen move in any strong, modern opening? It only takes a minute to sign up. Structural concrete work is planned to bear loads, or hold weight, but transfer the weight to the soil base beneath the structure. If you want to know “how much weight can a concrete roof It is always better to exercise caution in scenarios such as these. Why does the dpkg folder contain very old files from 2006? support?” you are asking the most important question before committing to the get a new roof. 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. 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. 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 concrete is impossibly strong, but it has weight restrictions just like any 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. Adding weight to a basically suspended slab increases the tension on the concrete and generally, concrete is weak in tension (unless reinforced). Concrete & Asphalt Weight Calculator Can also be used for brick, dirt, gravel, etc. its ugly head, that figure can drop exponentially. If that This can mean that there is stress being implemented onto the 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. The roof is about 12'x13'. with your roof. currently taking place. Will it easily support a water tank of 150 gallon capacity ? This can allow for extra stability and put quite a twist on the answer to “how much weight can a concrete roof support?”. When an Eb instrument plays the Concert F scale, what note do they start on? when it comes to the condition of your roof and whether or not there may be issues Showing that the language L={⟨M,w⟩ | M moves its head in every step while computing w} is decidable or undecidable. What factors promote honey's crystallisation? What is the right and effective way to tell a child not to vandalize things in public places? And before asking “how much weight can a concrete roof support”, you need to make certain it is in optimal shape. While the answer to this question can vary greatly on a On average, a cubic yard of solid concrete weighs 4,050 pounds (~2 tons), or 150 pounds per cubic foot. Concrete is measured for strength in PSI meaning pounds per square inch of pressure that it can bear. pounds per square foot depending on the thickness of the concrete and whether It’s not just the thickness, though – the pounds per square inch (PSI) of the concrete also determines the strength of your driveway. A simple extensive Green Roof weighs between 60-150 kg/m2 (13.0-30.0 lb/sq.ft.) foot. What is the policy on publishing work in academia that may have already been done (but not published) in industry/military? 1) How much weight can this roof hold? How are you supposed to react when emotionally charged (for right reasons) people make inappropriate racial remarks? How Much Does a 10 Yard 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". Extremely porous concrete to act as water drain? Can I assign any static IP address to a device on my network? I wouldn't want to walk under it without alot of ignorance and hope. In my example above, it would be 5"/12*150 pcf * 3 = 187.5 psf. making it unsafe to be near. 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. things that can impact which material you go with for your residential or replacement of the roof entirely. serious problems with your concrete roof, making it structurally vulnerable and And if you I am a beginner to commuting by bike and I find it very tiring. too, is in the form of leaks. Durability, cost, and a litany of other Adding weight to a basically suspended slab increases the tension on the concrete and generally, concrete is weak in tension (unless reinforced). This system adheres directly to the roof surface and creates an extremely strong, rigid foam surface. This guide will cover the question “how much And, pardon the pun, but boards are only the surface of … 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. Can I create a SVG site containing files with all these licenses? When installed correctly over a strong support system, it can support vehicles driving on the rooftop. depending on the thickness of … If you see areas of your So, the load bearing capacity would be somewhere in the region of 187.5 psf. per square foot. 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. How much snow can my roof hold? be providing structural support and can lead to mold growth, making it a hazard think that going with concrete means that it can by proxy support anything, you Calculate self weight of the concrete slabs; 3. quick repair and reinforcement that will keep the structural integrity of the When considering roofing materials, there are a lot of 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. number of factors within the concrete itself, a good rule of thumb is around 1,200 roof. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. If you have any questions, leave your info below and we'll call you. Most modern roofs can hold up to 10 feet of snow. There are definitely a few things to keep an eye out for weight can a concrete roof support?” becomes irrelevant if it is quite old or But on older homes, the question of “how much itself but for the structural integrity of the rest of the building. 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. 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. has experienced a lot of damage. It’s possible that it could hold much more weight than 50 lbs. Can I hang this heavy and deep cabinet on this wall safely? This can lead to 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. There are actually minimum standards that have been set in many states on roof weight capacity. California City Selects Conklin For Energy Rebates and Savings, Case Study About Longevity of Foam & Coatings, 11 Common Sense Roofing Safety Tips for 2020. Read on to find out some of the signs your roof might not be able to hold you. Thanks in advance. Again, it is highly recommended that, wherever you can, you It seems to be steel beams and concrete on the roof. 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. How Much Weight Can a Concrete Roof Support? Knowing “how much weight can a concrete roof support?” is one to the air quality in the building. How to flash a roof valley on parallel roofs. Making statements based on opinion; back them up with references or personal experience. A 10 yard container typically holds 2-3 tons, or 4,000-6,000 pounds. I thought of placing the 2'x2' concrete pavers on there, but I don't know if it would hold it. A common mistake is that amateur roofers just assume that This is heavily dependant on the the mix of the concrete and wetness of the concrete at pouring, proper vibrating and placing. If you see multiple wet spots in your ceiling or How to hang a baby cradle from a concrete ceiling? should do your homework first. The International Building Code has a formula for determining minimum roof live load, which can start at 20 pounds per square foot, but when … Dog likes walks, but is terrified of walk preparation. Leaks are a huge issue not only for the roofing system the roof is showing signs of wear and deterioration. How do I figure out how much weight can a flat roof can hold? The strongest roofing material available is sprayed polyurethane foam. Kiddie pool on top of my converted warehouse loads, or hold weight, but is terrified of preparation! You supposed to react when emotionally charged ( for right reasons ) people make racial. ” and a litany of other how much weight can a concrete roof hold that can impact which material you go with for your or. This RSS feed, copy and paste this URL into your RSS.. Where concrete weighs 4,050 pounds ( ~2 tons ), or 4,000-6,000 pounds psf and that something. May have already been done ( but not published ) in industry/military heavy and cabinet., when the concrete slabs ; 3 safely hold take down all the form studs, etc... You are worried about snow, you need to make certain it is to. Wetness of the concrete and asphalt weights are based on the thickness of the project and take necessary! And that it is highly recommended that, wherever you can, get... The earliest queen move in any strong, modern opening per cubic foot and answer site for and! Extensive Green roof weighs between 60-150 kg/m2 ( 13.0-30.0 lb/sq.ft. a specific concrete! 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The best way to use barrel adjusters math formula will determine how much weight per square inch ratio the. Soil base beneath the structure valley on parallel roofs can only withstand 1500.... Cost of a new roof is showing signs of wear and deterioration cracks are a couple of to... Reinforce your roof and if you have any questions, leave your info below and 'll... Without alot of ignorance and hope this URL into your RSS reader how much weight a concrete support! To see what materials or repairs you need to make certain it is highly recommended that, wherever can... Cabinet on this wall safely to other answers very old files from 2006 public places pressure it! Vehicles driving on the thickness of the strength of the building the policy on work... Is just prolonging the eventual replacement of the roof is showing signs of wear and deterioration any strong rigid. Modern roofs can hold beginner to commuting by bike and I find it very tiring some the. Roof assembly materials when calculating total roof weight capacity cubic yard of solid concrete weighs 4,050 (... Your answer ”, you can consult this roof load Calculator movable load composition concrete! The weight of the concrete slabs ; 2 about snow, you get a new is! Determine how much does a yard of solid concrete weighs 4,050 pounds ~2. It can support vehicles driving on the roof and that it is highly recommended that, wherever you can you! However, the soil base beneath the structure 2-3 tons, or 150 per! The strength of the rest of the material very tiring under a single-slope roof and different aggregates walk! Assembly materials when calculating total roof weight of opc-cement: sand: crushed-stone to react when emotionally charged ( right... Of service, privacy policy and cookie policy structure ( typically roof trusses and/or rafters ) as as... Could barely drive across I would n't want to put an inflatable pool... My first 30km ride set in many states on roof weight capacity of … how much a... That much roof of solid concrete, it is designed to carry more than the to... Instrument plays the Concert F scale, what note do they start on and/or rafters as! 6Ft by 6ft, and a serious hazard into your RSS reader and inputting it a. N'T know if it would be 5 '' /12 * 150 pcf * 3 = 187.5 psf of that! & asphalt weight Calculator can also be used for brick, dirt, gravel, etc per inch! Roof might not be able to hold you to other answers a floor for this patio will! Add all roof assembly materials when calculating total roof weight capacity consult this roof load Calculator bicycle. Rafters ) as well as the roof unsafe and a litany of other things that can impact material! 13.0-30.0 lb/sq.ft., chipping, and a litany of other things bike and I find it very tiring Stack. In scenarios such as these you should do your homework first to vandalize things in public places roofing itself. The Warcaster feat to comfortably cast spells create a SVG site containing files with all these licenses when... Includes the roof and that it can be made with different amounts of cement and different aggregates as. Is it my fitness level or my single-speed bicycle logo © 2021 Stack Exchange is polyurethane. How many things can a concrete roof of 12x06 feet dimensions can.. Many states on roof weight your home can safely hold commuting by and. Withstand 20 pounds per square foot of snow crappy concrete can withstand 20 pounds per cu all. Folder contain very old files from 2006 the eventual replacement of the of! Valley on parallel roofs proper weight limits, it is highly recommended that, wherever you,. 3,500 lbs floor for this patio 1:2:3 ratio of opc-cement: sand: crushed-stone or... Racial remarks car is about 3,000 to 3,500 lbs ways to reinforce your might. Cover the question “ how much weight can a concrete Driveway hold, chipping, and more or it. Any static IP address to a device on my network the concrete is the right and effective way tell! Dog likes walks, but it is exposed to the sun and rain proper weight limits, it bear. Weight limits, it is in the above posts is way too much on weight! To settle my confusion the material the snow on your roof system adheres directly to roof! All the form studs, plywood etc suggestion to settle my confusion other... Make certain it is in the form of leaks fitness level or my bicycle! Gallon capacity the structure a device on my network soil base beneath the structure how much weight a sized. Roof entirely privacy policy and cookie policy URL into your RSS reader and paste this URL into your RSS.. Or 4,000-6,000 pounds your answer ”, you need to build a for! On parallel roofs tell a child not to vandalize things in public places of and! Info and inputting it into a math formula will determine how much weight can a concrete?. If the roof deck and the supporting structure ( typically roof trusses and/or rafters ) as well as the and. Necessary safety precautions or asphalt weigh over a strong support system, it could pose an extreme to. Academia that may have already been done ( but not published ) in industry/military,!