Canada VMap1, Library 43: Obstruction Points

Description:

VMap1 is a vector digital topographic reference product developed by Natural Resources Canada (NRCan) and The Department of National Defence (DND). VMap1 complies with international military specifications vector map, level 1. There are 24 VMap1 libraries covering the Canadian territory. The National Topographic Data Base (NTDB) at scale of 1:250 000 is the main source used to populate the Canadian VMap1 Libraries. Administrative Boundaries from Statistics Canada are used to add international borders, provincial and Indian reserve limits. NRCan paper maps at scale of 1:250 000 and the information in the Canadian Geographical Names Data Base (CGNDB) are used to capture the names. The JOG (Joint Operations Graphic) paper maps were used by DND for the production of libraries 37, 38 and 66. Topographic features mainly from the NTDB have not been updated. VMap1 is published once and no product revision is planned.

Publisher:

Canada Centre for Mapping and Earth Observation

Provider:

NYU

Resource Class:

Datasets

Resource Type:

Point data

Subject:

Windmills, Chimneys, and Cooling towers

Temporal Coverage:

1945 and 1996

Date Issued:

2003

Spatial Coverage:

Canada, Regina, Canada, Moose Jaw, Canada, Weyburn, Canada, White City, Canada, Pilot Butte, Canada, and Saskatchewan, Canada

Access Rights:

Public

Format:

Shapefile

More details at:

http://hdl.handle.net/2451/35798