Registered nurses at St. Rose Hospital in Hayward have reached tentative agreement with hospital officials on their first collective bargaining agreement that includes important gains on economic security, staffing and workplace violence prevent, the California Nurses Association, National Nurses United announced today. St. Rose was one of the last remaining non-union hospitals for RNs in the Bay Area – until St. Rose RNs voted by 91 percent to join CNA in December, 2012. CNA represents 300 RNs at St. Rose.