Survey Report - Casey Station, Antarctica, 1984 - by James Clarke

Survey report for Casey Station, 1984, by the wintering technical officer, James Clarke.Taken from the survey report:To provide survey and navigation support for the International Antarctic Glaciological Project (IAGP).Details:1) During the 1984 changeover period carry out survey work as required for the re-building programme at Casey station.2) Summer Programme:- Carry out a gravity survey on strain grids SGA, SGP, SGB, SGQ, SGR and SGD.- Using helicopter mounted ice radar, extend the detailed radio-echo sounding of Vanderford Glacier from the 1982/1983 summer programme to cover the remainder of the glacier. Surface measurements of gravity and barometric elevation to be made along the major radar flight lines.- Glacier movement survey to be made near Haupt Nunataks with measurements at markers at the beginning and end of the season.- The location of several islands to be determined by DME equipment or JMR Doppler satellite equipment. At least one of Hatch Islands or Ivanhoe Head to be determined and a section of coastline on the northern part of Law Dome to be determined.- Two different types of mechanical coring drills to be tested on the ice sheet inland from Casey.3) 1984 Traverse ProgramRe-survey of the 1978 and 1979 traverse line to about 74 degrees S latitude. A secondary objective is the continuation of the surveys on the Law Dome east of Casey.