Umar, Tariq, Umeokafor, Nnedinma ORCID: 0000-0002-4010-5806 , Vali, Mohamed shaik Honnur and Zia, Asad (2022) A comparative study of Occupational Safety and Health (OS&H) regulations in United States, United Kingdom, Australia, South Africa, and Oman. In: Proceedings of the 22nd CIB World Building Congress, 27th - 30th June 2022, RMIT University, Melbourne, Australia. CIB - International Council for Research and Innovation in Building and Construction, Melbourne, Australia.