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Hachures, levels and a datum line recording a vertical face.
Also known as: Excavation section, Trench drawing
An archaeological section drawing records a vertical face at a stated scale, with a horizontal datum line at a known height, hachures marking the edges of cuts, and levels tied to Ordnance Datum. The datum line is what allows two drawings from different trenches to be related.
Records a vertical excavated face at a stated scale, with a horizontal datum line at a known height.
Contexts: Technical drawing, Maps
Marks the edges of cut features with hachures pointing into the cut, distinguishing a cut from a deposit at a glance.
Contexts: Technical drawing, Maps
Ties its levels to a national datum, which is what allows drawings from different trenches and different seasons to be related.
Contexts: Technical drawing, Maps
A drawn vertical face with a ruled horizontal line across it, short ticks along cut edges and numerals beside dots.