CSA 5250 ~ Mapping of Underground Utility Infrastructure

CSA S250 Mapping of Underground Utility Infrastructure is derived from mapping best practices and internal utility company mapping standards.  The standard covers:

  • Management programs, types, characteristics and lifecycle of mapping records.
  • Accountabilities and responsibilities of the owner, the locator and the excavator.
  • Reliability and accuracy of mapping records: methods of positioning and accuracy of as-built records
  • Feature descriptions: symbols, line style, colour, data structure.
  • Specific utility requirements for different types, such as telecom systems, water systems, electrical systems, etc.

For further information, see the fact sheet on CSA 5250.