Section 115.13 - Detainee supervision and monitoring(a) Each facility shall ensure that it maintains sufficient supervision of detainees, including through appropriate staffing levels and, where applicable, video monitoring, to protect detainees against sexual abuse.(b) Each facility shall develop and document comprehensive detainee supervision guidelines to determine and meet the facility's detainee supervision needs, and shall review those guidelines at least annually.(c) In determining adequate levels of detainee supervision and determining the need for video monitoring, the facility shall take into consideration generally accepted detention and correctional practices, any judicial findings of inadequacy, the physical layout of each facility, the composition of the detainee population, the prevalence of substantiated and unsubstantiated incidents of sexual abuse, the findings and recommendations of sexual abuse incident review reports, and any other relevant factors, including but not limited to the length of time detainees spend in agency custody.(d) Each facility shall conduct frequent unannounced security inspections to identify and deter sexual abuse of detainees. Such inspections shall be implemented for night as well as day shifts. Each facility shall prohibit staff from alerting others that these security inspections are occurring, unless such announcement is related to the legitimate operational functions of the facility.