How to Measure the Tunnel Device Locations

Modified on: Thu, Apr 3 2025 5:08 AM

PURPOSE

Guide for measuring the tunnel according to current standards.


PROCESS

  1. Place a 100’+ tape measure into the grating so the zero-point lines up with the photo eye. 
  2. Run the tape measure down the full length of the tunnel
  3. Write down the measurements of each device and/or relay in the tunnel.
    • You can download a copy of the Relay Planner.xlsx locally to your computer to assist with saving measurements
  4. To measure the wraps, grill brushes, and top brushes: take the measurement from the center mass of the hub with the air extended.
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  5. To measure the poodle brush and tire shine: take the measurement from the beginning of the brush with the air extended
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  6. To measure the chemicals and liquid application: take the measurement from the location of the closest nozzle to the entry eyes. 
    • Pay close attention to the platinum seal as the lights and chemical bars are often swapped.
  7. To measure the blowers: take the measurement from the center of the arch
  8. To measure the lights: take the measurement from the center of the LED's.


HISTORY

Revised Date Revised By Revisions
4/2/2025
Carl Williams Created Document
4/2/2025 Andrew Poskey Updated formatting for publishing
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