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

数据与资源

其他信息

域 价值
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
作者邮箱 gcc@toronto.ca
维护者邮箱 gcc@toronto.ca
作者 gcc@toronto.ca
Civic Issues
格式 SHP
Topics
  • Locations and mapping
  • Development and infrastructure
源
Information URL
图片网址
最近更新 2024-09-04 19:27:22
Is Retired? False
Date Published 2019-07-23 18:08:43.987356