The Occupational Safety and Health Administration (OSHA) has released three new fact sheets that are free to download from OSHA's publications webpage . A ladder jack scaffolds fact sheet illustrates how to prevent injuries from falls when using work platforms supported by portable ladders. A confined spaces fact sheet emphasizes the OSHA requirement for employers to develop and implement procedures for summoning rescue or emergency services in permit-required confined spaces. Lastly, a fact sheet on longshoring in marine terminals describes how to prevent semi-tractor driver injuries during container lifting operations. To learn more please visit the OSHA website .