Three and half weeks for the WH+S nazis to ensure the site is safe, implement a traffic management plan for the two utes a day they're expecting at the localiser building, install the appropriate number of cones and hi-vis vests and three days to do the actual work. Welcome to Oz!!
dont forget the aussie tradition of a 10 am sign on, 3pm sign off, 1 hr for lunch, 1 hour of phone 'meetings' and two 'smoko's' a day, bringing the total time of effective work to about 90 mins.....