ESS GPR4, User Manual

Page 1: ...GPR4 Concrete Scanner User Manual D 000002 000021 Earth Science Systems LLC February 29 2019 Copyright 2019 ESS LLC All rights reserved Page 1 of 28 GPR4 Concrete Scanner User Manual...

Page 2: ...t a Single Line Survey 11 4 3 Conduct a 3D Survey 15 4 4 Replaying Data 20 4 5 Generating Maps and Reports 20 4 6 Advanced Data Processing Depth Slices and 3D Views 20 4 7 Charging the Batteries 20 4...

Page 3: ...be below 10 6 GHz b Operation under the provisions of this section is limited to GPRs and wall imaging systems operated for purposes associated with law enforcement fire fighting emergency rescue scie...

Page 4: ...coordination of change of ownership or location to the FCC and coordination with existing authorized operations e The FCC NTIA coordination report shall identify those geographical areas within which...

Page 5: ...ed only by law enforcement agencies scientific research institutes commercial mining companies construction companies and emergency rescue or firefighting organizations e This device complies with Ind...

Page 6: ...es d application de la loi des tablissements de recherche scientifique des soci t s mini res commerciales des entreprises de construction et des organismes d intervention d urgence ou de lutte contre...

Page 7: ...r 3D images of the concrete structure The system includes a scanner unit with an integrated radar odometer and power line detector and a tablet computer An optional long handle can be used to scan har...

Page 8: ...ng instructions for conducting surveys generating reports and recharging the batteries Before starting survey the needs to determine the area to be surveyed and how that area will be covered Typically...

Page 9: ...h the wide handle Adjust the telescoping tube as desired 4 The tablet computer can be located in one of four locations during the survey see Figure 3 on a stand on the long handle on the scanner or he...

Page 10: ...e Scanner User Manual D 000002 000021 Earth Science Systems LLC February 29 2019 Copyright 2019 ESS LLC All rights reserved Page 10 of 28 Figure 3 Different tablet locations can be used for different...

Page 11: ...Single Line Survey A single line surveys is a quick method that is usually used to find where a small number of subsurface conduits intersects the survey line To conduct a survey proceed as follows F...

Page 12: ...on the plot press z then click and drag to draw the zoom box For an alternate zoom method click on the plot the press shift up arrow shift down arrow shift left arrow or shift right arrow to zoom in...

Page 13: ...ct the medium type and the corresponding dielectric constant The EM velocity is c where v is the EM wave velocity c is the speed of light in a vacuum and is the dielectric constant of the medium Air 1...

Page 14: ...omatically once the survey begins using the GPS sensor in the sensor unit The Magnetic Declination and Map System fields are not used with the Pavement Scanner c Local Frame Parameters Select the dist...

Page 15: ...d 3 Connect to the sensor unit via WiFi On the task bar press the WiFi network icon then select the network connection for the Pavement Scanner The name of the connection will be the serial number of...

Page 16: ...hth range Users may wish to display only a shallow portion of the usable range when interested in the more shallow portions of the surveyed range depth f Velocity of medium The velocity of EM waves is...

Page 17: ...directions Select either Same direction or Alternating c Lines in X axis direction These parameters specify the beginning and ending coordinates of the lines in the X direction and also the distance b...

Page 18: ...obsite Press the Jobsite information button to bring up the dialog shown in Figure 6 The information entered into this dialog will be listed in any reports that will be generated by the software To ty...

Page 19: ...e for the database file When ready to begin the survey press the Record data button The button should appear activated to indicate that data are being recorded This action can also be accomplished by...

Page 20: ...ion the measured pavement density statistics and finally images of the pavement density map and pavement temperature map The second is a CSV file that contains the job information metadata the calibra...

Page 21: ...trating radar GPR to characterize the surface beneath the sensing unit The GPR sends a low energy impulse of electromagnetic EM energy towards the surface Some of this energy penetrates into the subsu...

Page 22: ...nas with center frequencies less than 1 GHz and 16 GHz is used for antennas with center frequencies greater than 1 GHz 3 Num Samples Select the number of samples for each A scan A value of 512 samples...

Page 23: ...c installESSentialUnderground x x x date exe 8 Touch and hold the installEssPythonDistribution x x x date exe file on the desktop then select Open Follow the prompts to install this package 9 Touch a...

Page 24: ...tributors agents or employees assume the entire cost of all necessary servicing repair or correction ESS s obligation is limited to repairing or replacing parts or equipment which are returned to ESS...

Page 25: ...ry 29 2019 Copyright 2019 ESS LLC All rights reserved Page 25 of 28 6 7 Technical Support Technical support is provided by ESS between the hours of 9 00 AM and 5 00 PM MST at 303 800 2000 Figure A2 Sh...

Page 26: ...imensions 20 x 14 x 10 inches Weight 7 71 lbs WiFi connection between sensor and tablet Removable tablet computer allows data analysis from vehicle or office Durable construction with IP65 ingress pro...

Page 27: ...es for HDF5 in most popular computer languages including Fortran C Java Python and Matlab Figure A3 is a screenshot from HDFView showing the contents of an H5 file recorded by the sonic logging system...

Page 28: ...This agreement grants the Customer unlimited use of the software modules The Customer is prohibited from distributing the software to any third party 4 The software is being delivered to you as is and...