The guidelines provide practical information for employers on
   engineering controls such as ventilation, enhanced filtration and
   physical barriers, enhanced cleaning and disinfection, and personal
   hygiene and physical distancing.

Revised Construction, Manufacturing, Warehousing Guidelines
--
   and symptom assessments, along with employee health monitoring
   throughout the workday. The guidelines also suggest the use of cloth
   face coverings, social distancing, and cleaning and disinfection.

   AIHA’s construction industry guidelines also suggest establishing
--
       the SARS-CoV-2 virus can stay active up to 3 days on surfaces;
     * Completing a task-based review or mapping of work areas to
       determine best strategies for physical distancing of at least 6
       feet and ensuring employees have cloth or disposable face coverings
       as necessary; and