   # How To Measure A Roof From The Ground

If your rise is 4 inches over 12 inches, then your slope measurement is 4/12.) how to measure your roof area from the ground Pi times the radius times the rafter length, also.

### The base is the bottom edge of the roof, while the height is what you measure from the base to the top of the triangle in a straight, perpendicular line from the bottom edge of the roof. How to measure a roof from the ground. For instance, a 7/12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches. S6 = (18′ × 18′)/2 = 162 square feet s7 = (18′ × 18′)/2 = 162 square feet And even flat roofs usually have a little bit of a slope, so you might want to use a roof pitch multiplier once you have your area figured out.) 1.

And then i will count the # of rows of shingles between the gutter and the peak of the roof and then divide the number by 2, which gives me the height measurement. You would then consider the pitch of your roof (i.e. Again, we divide the roof up in sections.

(this is also called the rise.) repeat this over 12 inches, then place the measurement over “12”. In order to calculate this, measure the vertical rise of your deck over a 12 inch horizontal distance in inches. An overhead view of a hip and gable roof split in sections fig.

How steep it is), in order to apply a slope multiplier. The first of which is that you don’t even have to go up on the roof. In this case, you would simply measure the base footprint of your home (length x width).

Go all the way around your house and fill in your outline with your measurements making sure to account for overhang. Measure the distance from where you’re standing to the face of the wall you walked away from. Measure the horizontal run of the roof surface from the ground (‘a’ in the third figure below).

So you should essentially see the top edge of the eve or gutter line up with the peak of the roof pitch. To do this, position your ladder near the top point of your roof. Determine your roof pitch ( see roofpitch) if you need help.

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[5 feet (1.5 m) x 4 feet (1.2 m)] / 2 = 10 square. 6 calculate the total surface area of the roof using the following formula: Though this measurement will not be quite as precise as if you got on the roof and measured each section exactly, a roof measurement from the ground will provide you with numbers close enough to get a fairly accurate estimate.

I typically begin by counting the # of shingles from left to right, which gives me the total width of the section (in feet). How to take roof ground measurements. Start by focusing on one roof slope or shape at a time.

Roof slope or pitch, rise, run, area, and other features. Then count the number of shingles to the peak of the roof. For help determining the area of a sloped roof, see here.

How to measure the roof using google earth. This article shows how simple measurements can give the roof area. Multiply this measurement by the length of the roof from end to end.

Here we describe various methods for measuring all roof data: Assuming the ground is relatively flat, measure the height of your eye from the ground. To measure a roof, start by measuring the length and width of the building's exterior walls and multiplying them to get the area.

Google earth pro was the paid version of google earth (it used to. Take the following steps to measure your roof from the ground: Section off your roof and.

To do this, you need to find a safe way onto the roof. Outside of the u.s., a degree angle is typically used. Then, calculate the pitch of the roof by placing a level against it, angling the level so the bubble is centered, and measuring the distance between the end of the level and the roof.

How to measure a roof using google earth it’s actually a simple process to get the ballpark square footage of a roof with google earth. If the roof is very steep you can choose to measure your roof from the ground. The first thing you need to do is download and install google earth pro.

Make a outline of your roof on paper. Using google is great for a rough estimate, but when you’re ready to order the materials you should take accurate field measurements of the job. Simple observations made from the ground can give a good approximation of the roof slope.

To measure your roof from the ground, use your tape measure to find the length and the width of the home by stretching the tape measure along the exterior walls. This can make it even safer to do your measuring and it also removes a level of guessing. You’ll also need a tape measure, pen or pencil, a notebook to take down the measurements.

Multiple the number of shingles times the width of each shingle (which you can measure at ground level) to get ‘b’ in the figure below. You need to extend the tape measure along the outer edges of the roof to find the. In turn number along with a table we provide, or with a simple calculator, it is easy to figure any measurement.

How to use a folding rule to measure angles, roof slope, pitch, area and other dimensions: Conversely, you could measure the roof from the ground using a very rough approximation. Measure the length of the rafters from the peak to the lower edge.

Measure eave to ridge and rake to valley for s4 and s5 sections. You’ll be presented with a measure for the perimeter and the area. Roof measure a roof from the ground.

Click one of the edges of one of your roof surfaces, move to another edge, and keep clicking on the perimeter to close the shape. It is often compared to slope, but is not exactly the same. First, measure the length and width of each surface on the roof, then multiply these values to get the square footage of that surface.

Add all your measurements together to get your total square footage. As a tip, if you had. Make sure to document the number of chimneys, skylights or other obstructions and include dormers in your measurements.

When presenting your roof slope, the vertical rise is always before the horizontal run. So if the base is 5 feet (1.5 m) and the height is 4 feet (1.2 m), then you're equation would look like this: If your roof has overhangs, eyeball them and add the approximate length to your measurements.

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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. With your measuring tape, measure vertically from the top point to the bottom point of your roof. How to measure a roof in the sample below you will have 5 different calculations and that should match the number of sections you wrote down, when you started.

There are many great benefits to using google earth to measure your roof but nothing is as good as using diy’s satellite roof measurement. Section s6 and s7 are from the eave end to the valley end, as well as eave to ridge. If you use a ladder, be sure to rest it on a flat, stable patch of ground and have a helper hold the ladder for you.

For instance, if the measurement is four inches over the 12 inch horizontal distance, your roof slope will be 4/12. To estimate the pitch of the roof, go into your attic equipped with a tape measure, pencil. Here we show how to use a carpenter's folding ruler to obtain the slope and other dimensions of a roof.

Measure out from the face of the wall below the fascia or rafter tails to a point that aligns with the outer edge of the roof.