CLCV 1008 Lecture Notes - Lecture 6: Ground-Penetrating Radar, Geographic Information System, Viroconium Cornoviorum
15 Dec 2017
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Document Summary
Recording and mapping sites (pages 87 88) Mapping is the key to accurate recording of most survey data . Gis: geographic information systems: a computer database with mapping capabilities, gis data layers. Assessing the layout of sites and features (pages 93 103) First stage of field work: to find and record sites and features. Next stage: to make some assessment of site, type, and layout. Aerial images to locate and plot sites. Surface and subsurface methods to assess a site. Site surface survey: to ascertain the distribution of features and record and collect artifacts on the surface. Electromagnetic methods or ground penetrating radar (gpr) Magnetic survey methods magnetometers (page 102: measures the magnetic field of an area or site, a large area can be covered quickly; the instrument is moved over the ground. Metal detectors some extraordinary finds in uk: july 2009 metal detectors find anglo-saxon artifacts.
