Howard's detailed proposals for improvements were designed to enhance the physical and mental health of the prisoners and the security and order of the prison. His recommendations pertaining to such matters as the prison location, plan and furnishings, the provision of adequate water supply, and prisoner's diet promoted hygiene and physical health. Recommendations concerning the quality of prison personnel, rules related to the maintenance of standards of health and order and an independent system of inspection, reflect the need for prison personnel to set a moral example.