# FORMAT VERSION 1.1 # SITE NAME Ocean Beach South # SURVEY MARK 730/110 # OBSERVERS NJB CS # LATITUDE -42.214226337 # LONGITUDE 145.225449453 # EASTING 353527.589 # NORTHING 5324913.718 # HORIZONTAL DATUM GDA94 # UTM ZONE 55 # VERTICAL DATUM AHD # START DATE/TIME 2019/06/01 # END DATE/TIME 2019/06/01 # TIME ZONE HOURS 10 # TRUE BEARING TRANSECT DEGREES 305 # SURVEY METHOD Total station # INSTRUMENT DESCRIPTION Topcon GTS-303 # LEVEL MISCLOSURE MM # CREATION DATE 2019/06/03 # # # COLUMN 1 Horizontal distance from survey mark (m) # COLUMN 2 Vertical height above datum (m) # COLUMN 3 how-to-use flag (2 = use columns 1 and 2 (i.e. a levelling # measurement), # 1 = use column 1 only (i.e. a tape measurement # or a comment) # 0 = don't use data(i.e. erroneous data)) # COLUMN 4 etc. any comments on this location (words separated by spaces; # if more than one word, all comment enclosed in quotes) # # The perceived high water mark is indicated as follows: # # 2 HWM # # 730/110 is a stainless steel screw in the top of a treated pine post. # On 04/05/2011 the top of the post was 0.83 above ground level # Coordinates of 730/110 derived by rapid static GPS 04/05/2011 # Coordinate origin: ST430 358949.691E 5331872.556N 21.868AHD # On 14/05/2016 the post was found to have been covered bu drifting sand # On 25/06/2017 a steel star fence dropper was placed 10.68m behind the post 730/110 # and its coordinates determined by static GPS observation. The coordinates are # 353532.712E 5324906.259N 9.776AHD. The coordinate origin was ST430 # To convert measurements made from the steel star so they relate to 730/110 # subtract 10.68 # 0 9.09 2 730/110 -10.68 9.78 0 "730/111 steel star fence dropper" -4.85 8.93 2 -1.72 9.37 2 0.49 10.30 2 3.25 9.42 2 6.87 6.66 2 9.71 6.55 2 12.50 4.72 2 17.80 3.38 2 21.93 3.15 2 23.90 3.38 2 31.19 2.31 2 39.12 1.32 2 53.32 0.85 2 77.49 0.52 2 100.17 0.08 2 119.05 -0.26 2