# 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 2018/08/04 15:00 # END DATE/TIME 2018/08/04 # TIME ZONE HOURS 10 # TRUE BEARING TRANSECT DEGREES 305 # SURVEY METHOD Total station # INSTRUMENT DESCRIPTION Topcon GTS-303 # LEVEL MISCLOSURE MM # CREATION DATE 2018/08/09 # # # 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" -10.58 8.81 2 -8.21 8.37 2 -6.25 8.65 2 -4.71 9.62 2 -1.85 9.91 2 0.21 10.70 2 1.00 10.70 2 2.95 10.04 2 8.16 7.12 2 9.45 7.21 2 14.59 4.53 2 22.04 3.53 2 24.50 3.70 2 31.84 2.20 2 "hinge point" 43.73 1.71 2 47.09 1.43 2 69.40 0.93 2 78.04 0.74 2