Geotechnical & Survey

AS5488 Colour Codes There are special meanings to the line colours and marking codes; they show that there are utilities under the surface. These marks are put in place to aid utility workers in avoiding trenches that will not be…

AS5488: Quality Levels, Colour Codes, and More This article dives into quality levels, colour codes, and more, explaining how they’re used to ensure consistency, clarity, and high standards in various industries. What is AS5488? AS5488 is an Australian standard specifically…

AS5488 Quality Levels What is AS5488? AS5488 is a standard in Australia used for locating and identifying subterranean utilities. It provides guidelines for the accurate localisation and identification of subsurface facilities to prevent damage to telecommunications, electricity, gas, water, and…