Your paraphrased questions and our replies follow: Background: Concerning the hazards of extended, late night shift work, you described your concerns that "shiftwork that involves circadian disruption is probably carcinogenic to humans." This information can be found at: Audrey Fischer Workers must wear, at minimum, class II garments which are in good condition. Rest is a night time activity, work a daytime activity. tag[n].style.fontSize=size+inc+'px'; With respect to regulations, there are no specific OSHA regulations or standards addressing employers' efforts to raise awareness on the risks of shift work. for(t in tagnames){ #whitebanner li { A repeat assessment must be offered regularly. However, OSHA encourages employers to perform a hazard analysis of its jobsite. Night work is defined as work performed during a period of not less than seven consecutive hours, including the interval from midnight to … (2.) }else{ This letter constitutes OSHA's interpretation of the requirements discussed. A normal work shift is generally considered to be a work period of no more than eight consecutive hours during the day, five days a week with at least an eight-hour rest. night work. Occupational health and safety (OHS) working alone requirements OHS information for workers and employers ©2019 Government of Alberta WA002 - February - 2019 KEY INFORMATION • A worker is considered to be working alone if they work alone at a work … //]]> Exceptions apply if workers and employers agree a different period for 'night time'. An employer may only require or permit an employee to perform night work, if so agreed, and if— (a.) Provide brief breaks every one to two hours during demanding work, and allow for longer meal breaks. … Thank you for your interest in occupational safety and health. OSHA's comprehensive consultation assistance includes a hazard survey of the worksite and an appraisal of all aspects of the employer's existing safety and health management system. Night workers who lack seniority for day shift assignments may be less experienced and less aware of safe work practices. In this section, “night work” means work performed after 18:00 and before 06:00 the next day. This is intended to help workers sleep seven to eight hours each day. Response: With regard to employer training, OSHA does not train employers on hazards related to late night and extended unusual shifts. You had two questions: one was related to the hazards of employees working extended, late night shifts and the other to light pollution hazards caused by industrial light sources. Such abnormal” working hours are not a modern phenomenon. document.getElementsByTagName("head")[0].appendChild(script); Recordkeeping. The U.S. Occupational Safety and Health Administration doesn’t require employers to maintain specific temperatures in the workplace. You also stated that research has linked other serious diseases to late night shift work, such as type 2 diabetes. var tag = document.getElementsByTagName(tagnames[t]); The agency recognizes that a 75-degree Fahrenheit office might be comfortable for one employee, but intolerable for another. This can make them more hazardous to themselves and others. Practice good housekeeping due to poor natural light. “Normal” hours of work are generally taken to mean a working day with hours left for recreation and rest. if(tag[n].style.fontSize){ Our letters of interpretation do not create new or additional requirements but rather explain these requirements and how they apply to particular circumstances. You noted that many municipal streetlights are now using high blue/bright white spectrum lights, and that these lights are harmful to the environment and people's health. for(n=0; n