Triangular Irregular Network (TIN)

Triangular Irregular Network (TIN) polygon elevation data. This TIN was derived from a 2023 LiDAR-derived 2.5 metre resolution bare-earth elevation source data.

Attributes

Avg_Elev - Average Elevation of the polygon

Aspect - Directional measure of slope

Slope - Rate of change of elevation at a surface location in degrees

Ptg_Slope - Percentage Slope - Rate of change of elevation at a surface location as a percentage

Datum:

  • Horizontal: NAD83 (CSRS) / MTM zone 10 (EPSG:2952)

  • Vertical: CGVD2013

Dados e Recursos

Informação Adicional

Campo Valor
Dataset Category Document
Refresh Rate As available
Collection Method
Excerpt Triangular Irregular Network (TIN) polygon elevation data. The data includes above ground features that are compatible with the creation of a digital surface model (DSM).
Limitations
Owner Division Information & Technology
Owner Section
Owner Unit
Owner Email gcc@toronto.ca
Email do Autor gcc@toronto.ca
Email do Gestor gcc@toronto.ca
Autor gcc@toronto.ca
Civic Issues
Formatos SHP
Topics
  • Locations and mapping
  • Development and infrastructure
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Última Atualização 2024-09-04 19:27:22
Is Retired? False
Date Published 2019-07-23 18:08:43.987356