Ongoing Instrument Beginning and end of Field Team Leader/ Response (mean static CA: Make necessary repairs and Function Test each day and each running QC spike minus mean re-verify (EM61) time instrument is summary/Project or static background) turned on QC Geophysicist within 20% of predicted response for all channels Ongoing dynamic Beginning and end of Project Geophysicist / Derived positions of RCA/CA positioning precision each day running QC IVS target(s) within 25 (IVS) summary/QC cm of the average Geophysicist locations In-line measurement Verified for each Project Geophysicist/ 100% ≤ 0.20m RCA/CA spacing survey unit using running QC summary/ between successive CA assumption: data set fails, (TEMTADS) [describe tool to be QC Geophysicist measurements (recollect portions that fail) used] based upon monostatic Z coil data positions In-line measurement Verified for each Project Geophysicist/ 100% ≤ 0.25m RCA/CA spacing survey unit using running QC summary/ between successive (MetalMapper) [describe tool to be QC Geophysicist measurements used] based upon monostatic Z coil data positions In-line measurement Verified for each Project Geophysicist/ 100% ≤ 0.25m RCA/CA spacing survey unit using running QC summary/ between successive (EM61) [describe tool to be QC Geophysicist measurements used] based upon monostatic Z coil data positions
Ongoing Instrument Function Test (EM61) Beginning and end of each day and each time instrument is turned on Field Team Leader/ running QC summary/Project or QC Geophysicist Response (mean static spike minus mean static background) within 20% of predicted response for all channels CA: Make necessary repairs and re-verify Ongoing dynamic positioning precision (IVS) Beginning and end of each day Project Geophysicist / running QC summary/QC Geophysicist Derived positions of IVS target(s) within 25 cm of the average locations RCA/CA In-line measurement spacing (TEMTADS) Verified for each survey unit using [describe tool to be used] based upon monostatic Z coil data positions Project Geophysicist/ running QC summary/ QC Geophysicist 100% ≤ 0.20m between successive measurements RCA/CA CA assumption: data set fails, (recollect portions that fail) In-line measurement spacing (MetalMapper) Verified for each survey unit using [describe tool to be used] based upon monostatic Z coil data positions Project Geophysicist/ running QC summary/ QC Geophysicist 100% ≤ 0.25m between successive measurements RCA/CA In-line measurement spacing (EM61) Verified for each survey unit using [describe tool to be used] based upon monostatic Z coil data positions Project Geophysicist/ running QC summary/ QC Geophysicist 100% ≤ 0.25m between successive measurements RCA/CA