You will get the distance ‘be’, Calculate the distance ‘ab’. The image below shows a cross-section of our simple 12' X 13' house from the joist span tables section of this tutorial. HOVER does more than just provide accurate roofing measurements and drawings in the typical 2D format. If you number these sections, it will be very helpful and easy to remember. Thus, in a simple style house, you’ll only have to click on the corners. 3. To measure the roof pitch, you'll need an 18- or 24-inch level, a tape measure, and a pencil. Do this by running your tape measure along the baseboard from one corner to the other. Materials such as the roofing material, vents and their location, and the type of underlayment are also typically specified on the roof plan, as seen in Figure 20.3. Satellite Images and Roofs. You’ll also be recording the length of your house throughout this first step in order to calculate your total area. Click Here to See More Roofing Topics. For instance, a 7/12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches. If you measure the slope first then you will save significant time. Along with the roof’s pitch, you’ll use these 2 dimensions to calculate the roof’s overall square footage. Next, the roof area is divided by … Plus, the 3D rendering allows you to design the roofing project beforehand. Open the app and select “Measure Your Roof.” Select “Sketch My Roof.” Retrieve your blueprint image by tapping “Load,” then selecting the source of the file, i.e., your email, Dropbox, etc. So if you divide your answer of a product of length times height by two, you will get the area of a triangle. Now the final area of the one part of the roof, i.e., And the area of the whole roof will be = 2 * abcd, Area of Triangle using angle between two sides (we can measure the angle using the inclinometer). Climb to the top of your roof. Both are fine; you can use any of them. When you will make sections, then only simple mathematics is required to apply. This means that you want to divide the roof into sections. This will make an estimate of required shingles. Make sure to document the number of chimneys, skylights or other obstructions and include dormers in your measurements. Measuring a Roof from a Plan View; Measuring a Roof from a Plan View. You only need to use the inclinometer and measurement the slope of the roof. Copyright © 2020 Bright Hub PM. If this is impractical, run it along the floor and make an adjustment for the width of the baseboards. The scale can be calculated by the amount of the sloped distance vs. then plan length. Roof plans are typically drawn at a scale smaller than the scale used for the floor plan. High pitches can have shingles or tiles. If you were to click on the peaks it wouldn’t give you an accurate reading of your measurement. Roof measurements are then used to quote any roofing job and completely eliminate the need to re-measure. Get in touch. For instance here is a little chart I threw together. Design and Print Skillion Lean-to Roof Framing Plans Online - Metric. How to Measure the Roof of a Round Building. For example: The next step is to measure the pitch (also referred to as the roof slope) of the roof deck. It’s important to keep in mind that the roof pitch will be dramatically different for homes with a flat roof than homes with a steep roof. Towers and turrets are attractive architectural features. MARK AND CUT THE FIRST RAFTER ENDS. (Keep in mind that this is only usefully accurate for low-slope or "flat" roofs. For example, this shed roof has one roof plane. To measure the roof, start off by squaring every section of the roof off. Once the blocks are inserted with the scaled depth, you could then use a boundary (BO command to … Find the dimensions of each of the roof’s faces. Probably the greatest aspect of programs like this is they work with the original plans so no need to climb up on roof and deal with strange angles and overhangs. Before you do any roofing work, you must calculate the roof's square footage to determine how much material you need. In the United States, a run of 12 inches (1 foot) is used, and pitch is measured as the rise of the roof over 12 inches. It is also known as a tilt meter, slope gauge, slope indicator, or gradient meter. The numbers of wood to be calculated also … All it takes is a few photos uploaded to the HOVER app, and the rest is done for you. Select the blueprint you wish to measure. When you will make sections, then only simple mathematics is required to apply. If this distance measures 4 inches, you have a 4 in 12 pitch; 8 inches and you have an 8 in 12 pitch. Next, place your ladder against your house at the gable end. You have two choices for shingles; use pre-cut shingles or three-tab shingles. Continuing on from Part 3: Floor Beam Span Tables of Residential Structural Design, we will now look at roof rafter and beam design.. Let's consider a basic gable wood roof framing design. Help. Make sure to document the number of chimneys, skylights or other obstructions and include dormers in your measurements. However, it is a mechanical device; due to this, it’s very important to check it whether it is working properly or not. The first step of this part is to make a rough sketch of the roof. The entire process involves four parts- measurement of slope, measurement of roof, area calculation, and the final work is to calculate required shingles- to replace the roof. PITCHED ROOF RAFTERS Forget the worry over tree obstructions or hidden overhangs. Roof Online Staff. Shingles and other roofing materials, such as underlayment, are typically measured in squares that are 10 feet long and 10 feet wide, with each square measuring 100 square feet. 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