These apps were created to help OHS officers manage extreme heat events in the workplace.

Calculating corrected air temperature (CAT)
Besides calculating the corrected air temperature (CAT), the app suggests steps you can take to prevent heatstroke. It is a practical addition to the pamphlet “Travailler à la chaleur… Attention!” (3rd edition) and its accompanying information sheet issued by the CNESST and Quebec’s Ministère de la Santé et des Services sociaux. View the CNESST’s information on working in hot environment.

Calculating alternate work/rest regimen in accordance with Schedule V of the ROHS
This app estimates the alternate work/rest regimen in a hot environment based on Schedule V of the ROHS. The parameters to be considered are the physical workload and the WBGT (wet bulb globe temperature) values at the workstation and at the resting place.

Calculating alternate work/rest regimen in accordance with the ACGIH^® 2017 recommendations
This app estimates the alternate work/rest regimen for working in a hot environment according to 2017 ACGIH® "Documentation of TLVs®". The parameters to be taken into consideration are the physical workload, the WBGT (wet bulb globe temperature) values at the workstation and at the rest location, and the type of clothing worn by the worker.