151          case AT_HELIPORT: rad = CA_AIR_HELIPORT; break;

   151          case AT_HELIPORT: rad = CA_AIR_HELIPORT; break;

   152          case AT_SMALL:    rad = CA_AIR_SMALL; break;

   152          case AT_SMALL:    rad = CA_AIR_SMALL; break;

   153          case AT_LARGE:    rad = CA_AIR_LARGE; break;

   153          case AT_LARGE:    rad = CA_AIR_LARGE; break;

   154          case AT_METROPOLITAN: rad = CA_AIR_METRO; break;

   154          case AT_METROPOLITAN: rad = CA_AIR_METRO; break;

   155          case AT_INTERNATIONAL: rad = CA_AIR_INTER; break;

   155          case AT_INTERNATIONAL: rad = CA_AIR_INTER; break;

   156        }

   157        }

   157      } else {

   158      } else {

   158        rad = 4;

   159        rad = 4;

   159      }

   160      }

   160 

   161