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Grade 1 – "An easy walk on pavement or well maintained paths without stiles and only moderate hills." Grade 2 – "A moderate walk in any setting with some difficult paths and the possibility of one or more substantial hills." Grade 3 – "A more difficult walk, mainly on poorly maintained path or tracks, through rough fields or woods. There ...
Grade is usually expressed as a percentage - converted to the angle α by taking the inverse tangent of the standard mathematical slope, which is rise / run or the grade / 100. If one looks at red numbers on the chart specifying grade, one can see the quirkiness of using the grade to specify slope; the numbers go from 0 for flat, to 100% at 45 ...
A hill is a landform that extends above the surrounding terrain. It often has a distinct summit, and is usually applied to peaks which are above elevation compared to ...
Peak B-grades are roughly one level easier than V-grades (e.g. V8 was equivalent to B9). The V-grade / Font-grade systems (sometimes the "technical grade" component of the British E-grade system is used) have replaced Peak B-grades in Britain but they appear in some guidebooks and some boulder grade conversion tables. [3] [10] [19]
Balsam Mountain Grade, Balsam N.C. Balsam Mountain, home of highest railroad station east of the Rockies; average grade about 4.0%, max 4.5%. 1 of 2 grades on southern railways former Murphy branch that are +4% grade. Balsam Mountain has seen many runaways. It is still in service operated by the Blue Ridge Southern Railroad . 1 in 22 (4.5%)
Section through railway track and foundation showing the sub-grade. Grading in civil engineering and landscape architectural construction is the work of ensuring a level base, or one with a specified slope, [1] for a construction work such as a foundation, the base course for a road or a railway, or landscape and garden improvements, or surface drainage.
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White Bird Hill Summit is a mountain pass in the northwest United States, located in north central Idaho on U.S. Highway 95. In Idaho County , it is midway between White Bird and Grangeville . The summit elevation of the highway is 4,245 feet (1,294 m) above sea level , through a substantial cut .