Brett Woolcott phone 48 Cecilia St St Helens, Tasmania 7216 map East Coast Surveying phone Avery House, Level 1, 48 Cecilia St St Helens, Tasmania 7216 map if (!IN_DEV) { ?> } ?> East Coast Surveying Pty Ltd phone Avery House , Lvl 1 , 48 Cecilia St St Helens, Tasmania 7216 map