So the really interesting ones are those that have slightly less… The below table is regularly updated and new models added! Make sure items are spaced so that the weight is evenly distributed over the chords. In the US, Google your city or county + snow load requirement. The dead load on the bottom chord of a truss varies with the weight of materials attached to it, such as drywall on the ceiling; a typical load is 5 and 10 pounds per square foot. Are there houses that have both floor and ceiling vents? The max weight limit for the roof will be set by the roof rail/body structure allowed limit - probably somewhere around 75-90kgs and not by simply being allowed to load on up to the max vehicle weight.Remember that when you load up you also need to account for the weight of your roof bars, roof box, cycle carrier or whatever you put on your roof to carry your luggage as this is all weight going … What I was told by the hvac guy, is that, "code states that your roof should be able to withstand 400 pounds per square foot." How do you think about the answers? What is the Roof-Top Tent Weight Capacity? If your roof is pitched and you lose your balance, you will go down the roof, unable to stop, and depending how far you fall vertically, you may suffer great structural damage when you hit the ground. Weight distribution is the key 250 lbs should be fine on the roof, but not necessarily on the roof rack. Is this true? My plan was to strap everything to the roof - hull, mast, amas. Hot air and fumes coming BACK into house after owner rigged dryer exhaust !!? I'd tack it with a few nails, then seal those holes when done. I'm 62, 180# and I had 2 heavy, secured lines over the garage, and wore a climbing belt with a "rope grab" so I was always connected to at least one line, sometimes two. Roof rack weight = 10kg. Good luck, stay safe. I weigh 350 pounds. Hire somebody to pound in those few nails. It not you weight, it is the strength of your legs to walk up a steep slope without slipping. Still the rafters were groaning. Total weight = 215kg. Both the roundbar and square bar have a 165lb weight limit. I stripped and reroofed my garage last year. I have a fold out style roof top tent, where half of the tent folds out away … While they are doing the dangrous hard work, go get a sub and a cold beer and enjoy the day. I really don't know what they are rated at... your roof has to support wind and snow loads simultanously (and it's a really big sail). My guess not more than 400# combined. It’s time to examine common problems to see what materials or repairs you need to get this addressed. Now let’s assume the roof is loaded with 70kg of added weight, and that we’re driving at 80km/h over corrugations in the road surface that are 1m apart. While it is always a good idea to avoid putting unnecessary stress on one’s roof, it is also a good idea to properly utilize your roof and take advantage of the features you spend money on when installing it. That's a good point I forgot to account for tool weight. You are much more likely to get hurt. Press J to jump to the feed. If it's more than 30 pounds, the roof could collapse. The maximum weight limit figure will differ between its static weight and dynamic weight. You should get a local government website that should tell you how many pounds per square foot your roof is required to hold, if it's up to code. Each manufacturer clearly specifies the maximum weight the vehicle’s roof can safely carry. aftermarket roof system that has different load points, maybe. The rep at Gobi stated that, the rack actually increases the limit since it's not the actual roof that has a limit, but the factory flush mount. It should support you and your tools with no problems. hey fatso, hire someone. OK, you are one big dude, and 'congrats for wanting to DIY. Can my roof support my weight or should I hire someone to get up there to put nails in the siding. That said I thought there was a highier one but I can't find it. Can a water leak increase my electricity bill? Still have questions? 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The roof can take more weight than 100kg e.g. With the added weight up high the handling of the vehicle changes and in hard cornering or braking the increased cg can bite you. And maybe stay the hell off the edge, anything outboard of the actual wall below. Add my toolbag and clothing (15) and a bundle of shingles (85) and I only worry about breaking through the sheathing if it's old 3/8ths ply. It … Lets calculate how much weight will be on the roof when sleeping in the tent. Press question mark to learn the rest of the keyboard shortcuts. Someone who is not experienced in being on a roof (like me, and you), requires extra safety equipment. Don't stand on one foot for too long I guess. The house is 10 years old if that makes a difference 2 story hight 10 points.. Like elhigh says, ladders aren't designed to support your weight. People weight = 2 x 80kg = 160kg. Tent weight = 45kg. I'm not sure it's a "rack" limit vs a roof load limit. I've seen such with like 2x6 rafters spaced 24" OC, really "bouncy". This capacity breaks down as a 2-person roof-top tent with two people sleeping in it, can handle 400 pounds. If the pitch will permit it, dropping a half-sheet (2x8 feet) of 3/4" plywood to stand on would give you a weight spread - if it doesn't turn into a surf board. Code for roofs starts at 20 pounds per square foot and tops out at 100 pounds per square foot, I'm not sure where they possibly got 400 psf but it's incorrect. If the roof won't hold your weight, it is past time for a new roof. However, the "fit information" from thule for my particular product (58" square bar) says "This solution has a maximum weight limit of 110 lbs." Gonna need a Type 1A ladder, which you can rent. Most roof top tents will fit on a car that has at least 165lbs / 75kg roof load capacity. I need to get on my roof to repair my vinyl siding in my house. Having said that, as a quick overview, I have put together this table for you have a glance at what you can expect. But you can't carry a bundle of shingles and still be under the ladder's limit. If your 350 is fat, you may not have the balance required to be moving around up there in the first place. If you are new here, please review posting/commenting guidelines. URGENT! Can my roof support my weight or should I hire someone to get up there to put nails in the siding. Especially if you are anywhere where you get snow. At your weight, if you fall, you are going to be at severe risk of death...do yourself a favor and hire the work out to a licensed roofing contractor with a good reputation. Based on the installation instructions, it's rated at 95 lbs of cargo for a total max on the roof of 110 (15 lbs for the kit.) Im looking to haul 2 24' planks and an extension ladder or 2. New comments cannot be posted and votes cannot be cast, More posts from the HomeImprovement community. But. If you live in an area that gets snowfall on a regular basis, then your roof was designed to shoulder a pretty significant load and hold it; you weigh more than a snow load does but you won't be up there long enough to fatigue any fasteners, either. I had both hands free to work. I'm not worried about the roof...it will likely hold if it is built to code. My house is a timber frame construction, with Colorbond Steel sheets (I assume it's steel, it looks like that Colourbond Steel stuff). If you don't feel safe just get back off the roof. No, that's not fair. Well, I weigh 220. For example, a flat roof intended to hold a home garden needs to hold 100 pounds per square foot. I weigh 350 pounds. Join Yahoo Answers and get 100 points today. VEHICLE PARKED: ALL crossbars are limited to the LOWER OF the car's 700 pound roof rating OR the cross bar's load rating (whichever is lower). Etc. Depending on your type of roof and what it is used for, it may be required to hold more weight. Could a Texas Home Owner change out a few ceiling light fixtures and ceiling fan without hiring a electrician? I wouldn't jump up and down on the same spot between rafters... but you shouldn't be jumping on the roof anyway (for your own safety). When we had our Central air unit installed, (on the roof) I had a very similar question. If you don't feel safe just get back off the roof. You can sign in to vote the answer. When we had our Central air unit installed, (on the roof) I had a very similar question. Rather than utilizing their roof as the facility manager in the first example did, they ignore their roof and leave it alone. What's the most I can generally weight without damaging the attic and roof structure? The Jeep Wrangler hardtop will safely support a dynamic weight of up 150 pounds (70kg). Roof repairs are not that expensive...especially with insurance paying part of the bill. I was reading that the Flex's roof weight limit is about 100lbs. Or just hire it. dish soap ratio is no problem.. Roof, hell, there aren't any ladders designed to support your weight. When parked, the additional weight of humans and gear in a rooftop tent can be … Check and see. I would like to correct these problems but I'm a fat ass. Help me find a solar kit that heats water To buy online? The house is 10 years old if that makes a difference 2 story hight 10 points.. 100kg on the roof equates to a massive amount of force every time you bounce up, down and side to side. The modular roof accepts the mounting of the rack in the rear and the A-frame has the front. When in doubt, step on the rafters. The manufacturers limit is not due to strength of the rails or roof structure but what they consider as being safe for travelling. Lots of people ignore the limit though and run the risk of insurance denying a claim if the extra weight contributed to a crash. Not sure how aftermarket is going to improve the load limit on those two points to increase the loading of the rack system. Also I am working on losing weight (75lbs down) but I need to get the work done now and I'm too broke to hire a skinny person. You are too heavy. Go over it though, and expect to see damage in time to the roof of your vehicle and the roof racks. Do NOT get on that roof. I was trying to get answers to a similar problem i am having. ALL weights stated above must include the weight of the crossbars (and any boxes, cargo, etc). Can anyone tell me what the roof weight limit specs out at. There are. Just caught a mouse on a sticky trap. You need to hire a roof ladder to be safe. The RTT or roof-top tent, weight capacity, is generally around 200 pounds per camper. So you should be good. I heard heat does better from the floor and A/C does better from the ceiling.? However, since it bolts directly into the roof, wouldn't it have the same '155'lb limit? All weight hanging from the truss has to be added to the existing dead load; if the total weight exceeds the load limit of the truss, then the truss is compromised. Just a note I have experience doing roof work before I gained all the weight so I'm not afraid. If you have a 3-person tent with three people sleeping inside, it will handle up to 600 pounds. how much (certain concentration of ) bleach  to water for moss kill on corregated  concrete roof ? Gobi's roof rack shows a 300lb dynamic weight limit. My home was built in 2006 and the contractors made some errors on the roof. I recently went from a 2 bar to 3 bar crossbar system with plans to go to a 4th crossbar, utilizing the forward most fixed point on the Flex's roof. If the house is older than 30 years, you could have weak places due to dry rot...you will crush through. I need to get on my roof to repair my vinyl siding in my house. I was looking at a medium roof 148" one but have come to find out it may not carry what I want on top. So how much weight can a flat commercial roof handle? p.s. The roof will take this all day, every day, providing you are within the rated capacities. So you should be good. The green bundle on the roof rack in the photo is my 16' x 16' military wall tent. How do I dispose of it? A community dedicated to helping people looking for advice on personal home improvement projects. you add the weight of two people when sleeping in the roof top tent. That shouldn't be an issue. My tank is a 120 gallon 4x2x2 and i estimate its total weight when functional to be around 1250 lbs. There is also a speed recommendation of 50 mph, with caution recommended between 50 and the max of 80 mph. The rack has bolts anchoring it and the weight on the rack to the roof of the car so the stress test is 150 lbs on those anchoring points built into the rails. Industrial ladder and the dealership cant locate what it specs out for. The only references to roof weight limits I can find are Page 52 of the California Supliment and page 21 of the April 2011 Brochure both state 50kg which no mention of a lowered roof limit being highier. The trick is determining the weight per square foot of whatever combination of snow, ice, slush and water has piled onto your roof. Maintenance companies in Salt Lake City, Utah? That is why you will see a roof top tent on an SUV/truck sitting on a roof rack rated to hold 165lbs of dynamic weight, but supports the tent along with two adults and a child when parked and static. The roof can take your weight for a brief period. Better framing, way better. What I do not understand are the weight limits. This goes for manufactured roof trusses–the kind assembled with metal “gussets.” If you have traditional site-built roof framing, your storage capacity depends on the design of the framing. Just something to think about. 08-06-18 12:37 PM - Post# 2742117 In response to sjohns4 At least 1000 lbs. Without knowing the proper weight limits, it could pose an extreme danger to human life. The 165-pound weight limit is very common and applies to a moving load. Have you had a look at the roof framing from the inside? Everywhere has one, even places that never get snow. Roof top tents wouldnt be able to exist if the roof couldnt support the weight of a family when static. if you fell onto a passer by, the poor innocent would not have a chance. The limit is there to keep the centre of gravity low while driving. So, what is the maximum weight a Jeep Wrangler hardtop can support? Your roof should be able to withstand a lot of weight. What I was told by the hvac guy, is that, "code states that your roof should be able to withstand 400 pounds per square foot." I'm a solid guy, weighing around 110kg, so I was just wondering if anyone has any experience with weight limits on a roof. 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