Process Hazard Analyses (PrHA)
Employees participate on the PrHA team or in support of the analysis effort. The results of the
PrHA are shared with employees affected by the findings or recommendations. Employees are
advised of any necessary changes brought about by the PrHA and may be involved in the design
and implementation of required changes.
Employee involvement in the development and implementation of operating, maintenance, and
safe work practice procedures may take several forms.
Consultation during development/implementation to determine if procedures accurately
reflect what is done, what should be done, and the steps necessary to attain the desired
result in a safe and environmentally responsible manner.
Procedure development assignments based on employee knowledge and experience.
Commissioning team assignments to critique and implement new processes or
Employees may be involved through self-managed learning, coaching new employees, working
with training guides, and one-on-one, on-the-job training in the field. The workplace
environment encourages employees to identify training needs and take part in training
development and implementation.
Pre-startup Safety Review
Whenever possible, cognizant employees will be involved in the performance of the PSR.
Employees are encouraged to have a questioning attitude and report any concerns that are not
addressed by the PSR.
Maintenance personnel receive training based on written procedures for the maintenance of
process equipment. They must have an understanding of the process and its operation based on
applicable operating procedures, an overview of the process, and process hazards, prior to being
Employees typically do much of the work in this area providing input for equipment history and
reliability; recording observed data; maintaining the inspection and maintenance database.
Employees doing the actual test and inspection work are typically asked to review and comment
on manufacturer's recommendations for testing and inspection approaches and frequencies.