GSSI UtilityScan, Quick Start Manual

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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.
Tap the color corresponding to the type of utility. The mark
dot will change to the selected color. Please note that the
GPR does not discriminate between different pipe types, so
pipe identification should come from alternate information.
APWA Uniform Color Code:
• Blue:
Potable water.
• Purple:
Reclaimed water, irrigation, slurry.
• Pink:
Temporary survey markings.
• White:
Proposed excavation.
• Red:
Electric power.
• Orange:
Communication or telephone.
• Yellow:
Gas, oil, steam.
• Green:
Sewer and drain lines.