James Roughton, Nathan CrutchfieldButterworth-Heinemann, Apr 8, 2011 - Technology amp; Engineering - 520 pages - pdf A Job Hazard Analysis (JHA) identifies the basic job steps and tasks and their associated hazards and risks, and then develops safe operating procedures and hazard controls based on this analysis. In this book, James Roughton and Nathan Crutchfield argue that the JHA should be the centrepiece of any risk control and occupational safety and health program and a ...