Planimetry and flatness – how to measure it?

Planimetry is the determination of the layout of a built surface. For example, a football pitch may have an apparently perfectly horizontal layout, but in reality it hides gabled or hipped slopes of less than 1%.


The volumetric content of water or moisture (VWC) is a numerical measure, of the soil moisture. Any volume of soil will be occupied by a solid fraction, (either organic as plant material and mineral as sand particles). Another… Read More