"Intersection of the centre of a 5/8 spigot and top face of 300mm steel pillar. GNSS Marker"
01/10/1992 | 01/09/1993 | 01/01/1995 | 01/04/1996 | 01/07/1997 | 01/06/1998 | 01/08/1998 | 01/07/1999 | 01/11/2000 | 01/02/2002 | 01/09/2002 | 01/04/2003 | 01/11/2006 | 01/03/2007 | 01/08/2007 | 01/12/2007 | 01/01/2008 | 01/07/2008 | 01/04/2009 | 01/06/2009 | 01/11/2011 |
GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA | GA |
BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 | BUR2 |