Key Facts
• Revised Occupational Safety and Health Regulations implemented to enhance workplace heatstroke measures.
• Construction industry faces heightened risks due to outdoor and enclosed space work environments.
• Obayashi Corporation introduced temporary air conditioning for entire buildings during construction.
• System maintains work area temperatures at approximately 28°C, reducing physical strain.
• Obayashi plans to expand this system to more sites in the next fiscal year.
• Toda Corporation promotes “salted bananas” for heatstroke prevention and energy recovery.
• Initiative began in 2010 after severe heatwave; no heatstroke cases reported in trial.
• Salted bananas improve sodium intake and foster workplace communication during breaks.
• Ando Hazama Corporation uses AI cameras to assess heatstroke risks based on facial analysis.
• AI integrates environmental data and categorizes risks into four levels, notifying teams via chat.
• AI system tested in Japan in 2024 and expanded to Nepal and Laos for further trials.
Summary
In response to record-breaking heatwaves and revised safety regulations, Japan’s construction industry is adopting innovative measures to protect workers. Obayashi Corporation’s temporary air conditioning system cools entire buildings under construction, significantly reducing heat-related risks. Toda Corporation’s “salted banana” initiative, launched in 2010, combines nutrition and workplace camaraderie to prevent heatstroke. Meanwhile, Ando Hazama Corporation employs AI technology to assess and communicate heat risks in real-time, enhancing team safety. These strategies highlight the industry’s commitment to worker well-being and safety in extreme conditions.
