Crime Scene Sketching Vocabulary

1.      first, pencil-drawn outline of a crime scene; drawn at the crime scene; not usually to scale.

• Final Sketch

• Overhead Sketch

• Legend

• Rough Sketch

   sketch drawn as if the viewer is looking straight ahead at the scene; also known as a side-view sketch.

• Elevation Sketch

• Compass

• Baseline Mapping

• Exploded Sketch

   list explaining symbols; also known as a key

• Scale

• Rough Sketch

• Legend

• Polar/Grid Mapping

most basic, easiest, and least accurate measuring technique in which a baseline is identified, and evidence is measured off the baseline

• Rough Sketch

• Baseline Mapping

• Three-Dimensional Sketch

• Legend

indication of proportion between representation and what it represents

• Polar/Grid Mapping

• Overhead Sketch

• Compass

• Scale

measuring technique in which two baselines are identified and evidence is measured off each

• Baseline Mapping

• Final Sketch

• Rectangular Coordinate Mapping

• Legend

sketch drawn as if the viewer is looking down from above the scene; also known as a bird’s eye view sketch

• Scale

• Overhead Sketch

• Rough Sketch

• Baseline Mapping

finished, polished rendition of rough sketch; drawn to scale; often for courtroom presentation

 

• Elevation Sketch

• Total Station

• Triangulation Mapping

• Final Sketch

measuring technique most useful in large outdoor scenes with few landmarks in which distance, angles and polar directions of evidence are measured from fixed points

• Polar/Grid Mapping

• Global Positing System (GPS)

• Scale

• Baseline Mapping

symbol indicating polar direction

• Rectangular Coordinate Mapping

• Total Station

• compass

• Final Sketch