Weekly tips, technique and training from IFR.

Features November 2014 Issue

Coded Departure Routes

On the DUATS flight plan page, click the Coded Departure Route button, and select the route you want. It fills in the route from the CDR.

Coded Departure Routes

Wanna know a secret? Common routes often have canned alternate routing that you and ATC can use when the normal route won't work because of weather or traffic.

Pilots want ways to mitigate bad weather. The Coded Departure Route (CDR) is one of the least-known such tools in GA, although it’s been available since 2007. The AIM tells us, “CDRs provide air traffic control a rapid means to reroute departing aircraft when the filed route is constrained by either weather or congestion.” So, if you’d rather not wait, a CDR might be for you.

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