Legend (Airport/MBT_AIRSPACE_dwg_Polyline)

MBT_AIRSPACE_Polyline (63) ["AIR-PVT-E",15,"Continuous"] ["OBS",1,"Continuous"] ["RWY-18-36-PAVE-F",150,"Continuous"] ["RWY-18-CL-E",7,"DASHED"] ["RWY-18-CL-EXTENDED-E",3,"CENTER"] ["RWY-36-CL-E",7,"CENTER"] ["RWY-36-CL-EXTENDED-E",3,"CENTER"] ["SURF-7TO1",3,"Continuous"] ["SURF-7TO1",3,"DASHED"] ["SURF-7TO1",4,"Continuous"] ["SURF-APPR",4,"Continuous"] ["TEXT",1,"Continuous"] <all other values>