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GSSI UtilityScan Quick Start Manual

Ground penetrating radar (gpr) equipment
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UtilityScan
®
Quick Start Guide
MN71-292 Rev C

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Summary of Contents for GSSI UtilityScan

  • Page 1 UtilityScan ® Quick Start Guide MN71-292 Rev C...
  • Page 2 Published by Geophysical Survey Systems, Inc. 40 Simon Street Nashua, NH 03060-3075 USA Printed in the United States SIR, RADAN, UtilityScan and PaveScan are registered trademarks of Geophysical Survey Systems, Inc.

  • Page 3: Table Of Contents

    Using GPS ................................33 Section 4: Playing Back Data ..................................35 Section 5: Data Transfer to a PC.................................37 Section 6: Updating the UtilityScan Software ............................40 Appendix A: Tablet Specific Cable and Accessory Set ........................41 Appendix B: Optional Accessories ................................42 Appendix C: Handle Configurations ................................43...
  • Page 5 Limited Warranty, Limitations of Liability and Restrictions Geophysical Survey Systems, Inc. hereinafter referred to as GSSI, warrants that for a period of 24 months from the delivery date to the original purchaser this product will be free from defects in materials and workmanship. EXCEPT FOR THE FOREGOING LIMITED WARRANTY, GSSI DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.

  • Page 7: Introduction

    Android-based user interface to create a high performance product at an affordable cost. The UtilityScan is designed with today’s busy subsurface professional in mind. It’s a tool that packs a ton of simple-to-learn functionality into a ruggedly reliable package.
  • Page 8 About this Quick Start Guide This document is provided to get you up and running with your new UtilityScan right out of the box. It details field setup and use of the UtilityScan’s applications: Scan EZ and Scan Max. You can download an electronic copy of this guide from GSSI’s Support site: www.support.geophysical.com.
  • Page 9 UtilityScan Quick Start Guide Page 3 UtilityScan® Ergonomic adjustable handle and tablet mount 350 MHz HyperStacking antenna Survey wheel connector for cart config. GPS mount attachment point Ethernet connector Battery slot Power button Marking grooves...
  • Page 10 UtilityScan Quick Start Guide Page 4 UtilityScan Transport Configurations...

  • Page 11: Section 1: Getting Started

    Unfold the UtilityScan cart and place the tablet into the mount. Slide a fully charged battery into the battery slot at the top of the UtilityScan until the battery release lever at the front of the battery opening locks into place. The groove along the top side of the battery should face up.
  • Page 12 Note: The UtilityScan app will remember the last UtilityScan antenna to which it connected. The next time you open the app, it will auto connect if it detects the last UtilityScan antenna. The connection screen will flash and the go to the Main Menu screen.
  • Page 13 Tap the UtilityScan app icon. The system is now communicating over Ethernet and the WiFi radio on the UtilityScan antenna will automatically turn off after 15-20 minutes.
  • Page 14 To connect to a wireless network: Turn your UtilityScan antenna Off. From the Android tablet desktop, tap Settings. Tap Wi-Fi from the Wireless & Networks section at the top. You will see a list of available networks.
  • Page 15 UtilityScan Quick Start Guide Page 9 Note: You will need to manually disconnect from any non-UtilityScan connections before connecting to the antenna. You will need to do this even if the network you had connected to is off or out of range.
  • Page 16 UtilityScan Quick Start Guide Page 10 The Main Menu Screen App Selection Carousel Sidebar Buttons Menu Carousel Softkeys Exit the UtilityScan program and Battery, Status, and Storage Indicators desktop return to the tablet...

  • Page 17: First Time Setup

    Page 11 First Time Setup Set Language: Make sure that the UtilityScan is in the ScanMax App. Tap on the Secondary Menu softkey in the Menu Carousel to display the secondary menu. Tap Select Language and choose your desired language.

  • Page 18: Section 2: Using Scanez Application

    Once you have configured the UtilityScan, tap Collect to begin collecting data. Note: The UtilityScan will detect the direction of first movement as “Forward.” This means that if you pull the cart backwards as the first movement after tapping collect, the UtilityScan will collect data going backwards.

  • Page 19: Collecting Data And Marking Targets With Scan Ez

    UtilityScan Quick Start Guide Page 13 Collecting Data and Marking Targets with Scan EZ The image at the right shows the tablet screen while the UtilityScan is actively collecting data. Data will be added to the left edge of the Rebar embedded in concrete screen as you push the cart.
  • Page 20 Page 14 The image at the right shows the buttons active on the bottom Menu Carousel when the UtilityScan is backing up to mark a target. Once you have identified a target which you want to mark, simply back up the UtilityScan in a straight line.
  • Page 21 UtilityScan Quick Start Guide Page 15 Once you have identified a target to mark, use your finger to move a horizontal crosshair to that target’s location. Tap Mark to bring up a color selection box. These colors conform to the APWA uniform color code.

  • Page 22: Section 3: Using The Scanmax Application

    Page 16 Section 3: Using the ScanMax Application ScanMax is the full-featured application on the UtilityScan. After a job or two, you will likely move quickly from ScanEz to the ScanMax application to take advantage of the wider variety of available features.
  • Page 23 • Save Prompt: This toggles On/Off the courtesy check when you end a file. The UtilityScan will automatically save the file when this is set to Off and it will ask you if you want to save when this is set to On.
  • Page 24 A correct value will result in an accurate time to depth calculation. The UtilityScan will also use this value to calculate the time range required to reach the specified depth.
  • Page 25 UtilityScan Quick Start Guide Page 19 • Focus: Toggles the Focus Mode On/Off/Plus. Turning the focus on will display a split screen during collection. The top image will show the data with a migration process applied and the bottom will be un-processed data.

  • Page 26: Collecting Data And Marking Targets With Scanmax

    Try to begin your survey at one of these features. In the instance of a manhole cover, move sufficiently far from it to avoid imaging the concrete catch basin or box and move the UtilityScan in straight lines in a box pattern on all four sides.
  • Page 27 The direction in which you first Info Bar move the cart will be understood by the UtilityScan as “forward” for that file and the Linescan (B) pane system will collect data in that direction. As you move, you will see data begin to scroll on the screen.
  • Page 28 Backup Cursor in order to get a complete hyperbola. Back the UtilityScan in a straight line. Air-waves You will see a vertical crosshair (the backup cursor) appear. Continue to back the system until the backup cursor bisects the hyperbola.
  • Page 29 Mark the ground in line with the marking grooves on the side of the UtilityScan. GSSI recommends marking both sides of the cart. Move the UtilityScan back a little more and draw an “X” between your side marks and lining up with the marking groove on the front, center of the UtilityScan.
  • Page 30 UtilityScan Quick Start Guide Page 24 You may also assign a target type in the data. Once you have stopped with the backup cursor over the center of the hyperbola, use your finger or a stylus to move the horizontal crosshair to the target’s location along the depth scale.

  • Page 31: Calibrating For Depth With Scanmax

    81 (water, 1/9 the speed of light). The UtilityScan has two methods of calibrating for depth: Set Depth and Set Dielectric. Set Depth is used when you have a target at a known depth. You will need to collect some data as close as possible to the point of known depth.
  • Page 32 Left Scale Bar Move the UtilityScan backward to place the backup cursor on the target. Then use your finger or a stylus to place the horizontal cursor on the target.

  • Page 33: Other Functions In Scanmax: Understanding Gain, Focus, And Save Image

    There are two types of gain available on UtilityScan. The first is Automatic Gain Control. It is available in ScanMax setup screen Gain Control in the secondary level of the Menu Carousel.
  • Page 34 UtilityScan Quick Start Guide Page 28 The second type of gain is Variable Display Gain (VDG). VDG works in conjunction with automatic gain and provides you with greater personal control over the entire file’s gain and the top and bottom sections of the file’s depth scale.
  • Page 35 It is available during data collection and processing. Focus image quality depends on having an accurate dielectric value. GSSI suggests doing a depth calibration with either Set Depth or Set Dielectric prior to using focus.
  • Page 36 UtilityScan Quick Start Guide Page 30 Focus On Focus Plus Save Image The Save Image function is available on the Menu Carousel during data collection and playback. For collection, it is active when the backup cursor is onscreen. Tapping Save Image will save a screenshot of the entire viewable screen as a .PNG image file.

  • Page 37: Using Linetrac

    Page 31 Using LineTrac The UtilityScan is available with an optional integrated electromagnetic (EM) line locator. This device is internal and is designed to aid in the detection of certain utilities in two main ways. Power Mode is a passive AC current detector.
  • Page 38 UtilityScan Quick Start Guide Page 32 You will see a colored line chart at the bottom of the window while you are collection with LineTrac. The yellow Conduit under load line corresponds to the Frequency mode and the blue line is the Power mode.

  • Page 39: Using Gps

    The coarser the accuracy, the more affordable GPS systems become. When choosing a system to use with your UtilityScan consider your budget and survey objectives. The UtilityScan communicates with external GPS systems via Bluetooth, so your chosen GPS must have the capability to connect using Bluetooth.
  • Page 40 HDOP < 2, yellow for HDOP > 2, and gray for no GPS connectivity. Note: For external GPS you must connect your GPS to the tablet before starting the UtilityScan app. This will typically be done though the Bluetooth pairing function on the tablet.

  • Page 41: Section 4: Playing Back Data

    Section 4: Playing Back Data All UtilityScan data are saved on the tablet so you do not need to be connected to the UtilityScan to play back data. While you can play back data in ScanEZ, GSSI suggests using the ScanMax app to play back data. Make sure that the desired Project number is selected in the ScanMax top level setup window.
  • Page 42 UtilityScan Quick Start Guide Page 36 • Zoom: Toggles a 1,2, or 4 times horizontal stretch for your data. • Focus: Toggle Focus Mode On/Off/Plus. • Save Image: Snaps a screenshot of your data and saves it as an image file. Transfer the data file to your computer in order to access the image.

  • Page 43: Section 5: Data Transfer To A Pc

    You will get this message the first time you plug a new USB drive into either slightly in tablet: appearance) If you tap “Use by default….” than the UtilityScan app will automatically open when this USB is inserted.
  • Page 44 UtilityScan Quick Start Guide Page 38 Note: Inserting a new USB drive while the UtilityScan app is running will cause the app to instantly close and return you to the tablet desktop. Any data file you are currently collecting will be lost.
  • Page 45 This indicates that the Android OS has detected the drive and has triggered the UtilityScan app. If the drive had been used previously, the app may automatically open. If there is no response from the Android OS than the drive likely cannot be read.

  • Page 46: Section 6: Updating The Utilityscan Software

    (firmware). These updates may add functionality or fix new bugs. GSSI has included an update tool on the tablet. You will need to connect to the Internet to download updates.

  • Page 47: Appendix A: Tablet Specific Cable And Accessory Set

    Appendix A: Tablet Specific Cable and Accessory Set Your UtilityScan will come with different cables and accessories depending on which tablet configuration you have purchased. All systems include two batteries for the UtilityScan antenna, dual bay UtilityScan battery charger with universal plug set, and 2-meter long Ethernet cable.

  • Page 48: Appendix B: Optional Accessories

    UtilityScan Quick Start Guide Page 42 Appendix B: Optional Accessories GSSI offers optional accessories for the UtilityScan system. Please contact your GSSI sales representative for details. Tablet Sun Shade Pelican Transit Case Battery Booster Battery Booster Installed Note: The battery booster accessory will significantly extend the battery life of the consumer tablet.

  • Page 49: Appendix C: Handle Configurations

    Appendix C: Handle Configurations It is possible to configure the UtilityScan handle in a multitude of different ways for different terrain types or operator comfort. Below are just a few suggested configurations. Note, these are shown with the optional (but recommended) battery life extender for the consumer tablet.

  • Page 50: Appendix D: Examples Of Common Targets

    6” welded wire mesh. GPR signals are often blocked by near surface metal, however the resolution of the UtilityScan’s 350 MHz HyperStacking antenna is fine enough Utilities to image the mesh and objects below.
  • Page 51 UtilityScan Quick Start Guide Page 45 Water Line This image shows a (likely metal) waterline at roughly 4 feet deep. Note the symmetry of the hyperbola. The brightness and symmetry can sometimes be clues that the target is a pipe and not a rock.
  • Page 52 UtilityScan Quick Start Guide Page 46 Air-Wave The image at the left shows an air- wave. This reflection is not from an object underground but from above it. In this case the reflection is caused by overhead powerlines. Air-waves will always be extremely wide hyperbolas.
  • Page 53 Notes:...

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