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2. Roof pitch - Wikipedia

   en.wikipedia.org/wiki/Roof_pitch

   In the imperial measurement systems, "pitch" is usually expressed with the rise first and run second (in the US, run is held to number 12; [1] e.g., 3:12, 4:12, 5:12). In metric systems either the angle in degrees or rise per unit of run, expressed as a '1 in _' slope (where a '1 in 1' equals 45°) is used.

3. Grade (slope) - Wikipedia

   en.wikipedia.org/wiki/Grade_(slope)

   as a ratio of one part rise to so many parts run. For example, a slope that has a rise of 5 feet for every 1000 feet of run would have a slope ratio of 1 in 200. (The word "in" is normally used rather than the mathematical ratio notation of "1:200".) This is generally the method used to describe railway grades in Australia and the UK.

4. How Much Does it Cost to Replace a Roof? - AOL

   www.aol.com/much-does-cost-replace-roof...

   Basic asphalt shingles cost between $2,000 and $4,000 for the material alone, while premium options such as copper can cost more than $40,000. Roof Material Average Cost

5. Asphalt shingle - Wikipedia

   en.wikipedia.org/wiki/Asphalt_shingle

   Asphalt shingles on a home in Avalon, New Jersey. Two types of base materials are used to make asphalt shingles, organic and fiberglass.Both are made in a similar manner, with an asphalt-saturated base covered on one or both sides with asphalt or modified-asphalt, the exposed surface impregnated with slate, schist, quartz, vitrified brick, stone, [6] or ceramic granules, and the under-side ...

6. Stairs - Wikipedia

   en.wikipedia.org/wiki/Stairs

   If there are N steps, the total run equals N-1 times the going: the tread of the first step is part of a landing. The total rise of the stairs is the height between floors (or landings) that the flight of stairs is spanning. If there are N steps, the total rise equals N times the rise of each step.

7. Here’s the Cost To Retire Comfortably in Every State by Age

   www.aol.com/cost-retire-comfortably-every-state...

   Wyoming. Annual cost of a comfortable retirement: $61,127 Retirement savings needed at 60: $1,222,532 Retirement savings needed at 70: $611,266 John Csiszar contributed to the reporting for this ...

8. Roof - Wikipedia

   en.wikipedia.org/wiki/Roof

   The 20th century saw the manufacture of composition asphalt shingles which can last from a thin 20-year shingle to the thickest which are limited lifetime shingles, the cost depending on the thickness and durability of the shingle. When a layer of shingles wears out, they are usually stripped, along with the underlay and roofing nails, allowing ...

9. Wood shingle - Wikipedia

   en.wikipedia.org/wiki/Wood_shingle

   Shingle fabrication was revolutionized in the early 19th century by steam-powered sawmills. Shingle mills made possible the production of uniform shingles in mass quantities. The sawn shingle of uniform taper and smooth surface eliminated the need to hand dress. The supply of wooden shingles was, therefore, no longer limited by local factors.