Describe the transition of construction safety before and after the enactment of the Occupational Safety and Health Act of 1970. Provide a minimum of three specific aspects of changes in responsibility of safety, safety culture and motivation for safe work practices and conditions. Solution 11th US Congress enacted the act in 1970 under President Nixon.Before the enactment of this act, there were no standards and norms regarding the safety of employees and workers especially in private sector may it be construction or any other sector. Thus this act provided a firm platform and legal means for the workers to work with in case of any inju astice. Especially through section 5 -General duty clause, the responsibility of safety was considered.Under section 8 and 11c, the reporting of accidents was made mandatory within 8 hours without any discrimination with the worker who has reported..