The Transition Curve Or Curve of Adjustment as Applied to the Alignment of Railroads by the Method of Rectangular Co-ordinates and by Deflection Angles (or Polar Coordinates)McGraw publishing Company, 1907 - 75 pàgines |
Altres edicions - Mostra-ho tot
The Transition Curve Or Curve of Adjustment as Applied to the Alignment of ... Norman Benjamin Kellogg Visualització completa - 1907 |
The Transition Curve Or Curve of Adjustment as Applied to the Alignment of ... Norman Benjamin Kellogg Visualització completa - 1907 |
The Transition Curve Or Curve of Adjustment as Applied to the Alignment of ... Norman Benjamin Kellogg,W. Nordling Previsualització no disponible - 2016 |
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50 feet abscissa Alioth arc B,A axis backsight celestial sphere centers centrifugal force Change of Curvature change points CIRCULAR ARCS compound circular curve compound curve computed cose cubic parabola curve of adjustment curve with radius curves of different D₁ deflection angles deflection from tangent Degree Change denote different radii equation EXAMPLE expressed in arc formula Gauge 4.7 ft Given inverse functions L[DA laid last instrument point m₁ main curve mean solar measured Meridian passage method middle point nearly Nordling OFFSET DISTANCE one-half chord length ordinates origin plane point of spiral polar Polaris r,+m r₁ radius of curvature rate of curvature RECTANGULAR CO-ORDINATES running towards G semi-tangent sign for running spiral arcs Subchord substituted superelevation tables Tổng’nt BY DEFLECTIONS Transit on Tổng’nt triangle ASP trigonometry uniting a tangent whence whole number
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Pàgina 5 - degrees in an arc of a circle which is equal to the radius