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… please contact us . New or changed grade crossings If you’re changing an existing crossing or building a new one, the … Regulations come into full effect on November 28, 2024 and will help improve safety at Canada's 9,000 private grade … can have a safe crossing experience putting in place clear and enforceable safety standards for both new and existing …
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… The rate of change in wind speed depends on terrain and is therefore different for open country found near most … and the exponential relationship. For urban flight using a reference wind speed measured at takeoff location is not … Supporting research document: Urban airflow: what drone pilots need to know - NRC Publications Archive - …
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