The FeatureEntryData File
FILE:0000 NumRecords
FILE:0002 RecordStart
FeatureEntryData Record
REC:0000 CT-INDEX
REC:0002 FLAGS
REC:0004 ECLASS
REC:0012 VALUE
REC:0013 padding-bytes[3]
REC:0016 X
REC:0020 Y
REC:0024 Z
REC:0028 FACING-DIR
REC:0030 padding bytes[2]
REC-LEN=32 BYTES