Nurses and care workers at Christchurch's Hillmorton Hospital say they're facing burnout and anxiety over working conditions, which included chronic understaffing, broken doors, faulty alarms and rat infestations. A New Zealand Nurses Organisation survey of around 180 Hillmorton staff found the vast majority felt unsafe, reported working in dilapidated facilities, were scared to report their concerns for fear of retaliation and felt the conditions posed risks to vulnerable patients. Health NZ said it had contacted the union to work through the concerns raised in the survey, and a senior Health NZ leader had committed to visiting the hospital this week. Hillmorton Hospital registered nurse and NZNO delegate Sarah-Jane Perkin said she regularly battled dread before going to work, knowing she would likely be redeployed from her ward to plug staffing  gaps elsewhere. Redeployment was not an unusual part of the job, she said, but she experienced it almost every shift.…