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...Washington dc sfra entry exit gates flight plan filing aml r restricted zone frz information specific to the is as follows and illus trated above make all other entries for a normal vfr block frequencies subject change enter ifr so atc computer generates discrete transponder code always check notams gate most appropriate point of e g fluky plans freq defining radials visual checkpoints dca altitude dtc direct route wooly i paleo abeam chesa peake beach whino northern boundary wicomico river if form you use limits four characters western zzzz shown in those spaces list spe gruby potomac cific or widewater west side dep dest brv lunga reservoir rmk optional va jasen lucke note do not include search rescue radar services following these must be explicitly requested will provided on workload permitting basis reviewed required special terms procedures jyo egress ingress used only flights directly into security identification communications out leesburg airport tracking by an facility suppor...