Skip to main content

Skip to navigation

The access keys for this page are:

  • ALT plus 0 links to this site's Accessibility Statement.
  • ALT plus 1 skips to main content.
  • ALT plus N skips to navigation.

Product Specifications

Air Photo (Imagery) Specifications

Aerial Photography flown and produced with government funds in whole, in part or in kind must satisfy Crown Registry and Geographic Base specifications. Air Photo Standards and Specifications define the necessary specifications for: Photography, Indexing, Database files, Scanning, and Aerial Photographic Products.

TRIM Specifications

TRIM 1:20,000 scale mapping specifications provide the basis for the official base mapping in British Columbia. These specifications include those required by mapping contractors and partners involved in the data capture and production of base mapping

For a complete list of specification documents see our TRIM specifications page.

Geospatial Reference Standards, Specification and Guidelines

For a complete list of specification documents see our Geospatial Reference specifications page.

In this section of our site you will also find links to the following:

  • Documents describing how positioning (i.e. surveying, mapping, etc.) accuracies are classified.
  • Documents describing the accuracy and procedural requirements for the following types of surveying.
  • Control Surveys using conventional surveying equipment (e.g. theodolites, EDMs, levels, etc.).
  • Control surveys using GPS technology. (0.001-1.0 metre accuracy)
  • Mapping/inventory surveys should be done using GPS technology. (1-10 metre accuracy).