TeachMeFinance.com - explain Grade (pitch)
Grade (pitch) The term 'Grade (pitch)' as it applies to the area of reclamation can be defined as ' The elevation of a surface or a surface slope. The elevation of the invert of the bottom of a pipeline, canal, culvert, or conduit. The fall (slope) of a line of pipe in reference to a horizontal plane. The inclination or slope of a pipeline, conduit, stream channel, or natural ground surface; usually expressed in terms of the ratio or percentage of number of units of vertical rise or fall per unit of horizontal distance (rise over run)'.
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