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Methods, apparatus, and systems for analyzing use of a marking device by a technician to perform an underground facility marking operation

  • US 8,478,525 B2
  • Filed: 06/09/2010
  • Issued: 07/02/2013
  • Est. Priority Date: 10/02/2008
  • Status: Active Grant
First Claim
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1. A method of monitoring a technician'"'"'s performance of a marking operation to indicate the presence or absence of an underground facility, wherein the technician uses a marking device, the method comprising:

  • A) receiving operating information representative of motion of the marking device during performance of the marking operation by the technician, wherein the operating information is representative of at least one of;

    an acceleration of the marking device;

    a velocity of the marking device;

    a distance traveled by the marking device while performing at least one task associated with the marking operation; and

    an angle of inclination of the marking device; and

    B) analyzing, using at least one processor, the operating information to determine a pattern of motion.

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