Construction Health and Safety Technician V3.0

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Accelerate your career and prepare for the CHST certification exam with DataChem’s interactive self-study program designed for busy professionals.

CHSTprep V3.0 is an interactive software program consisting of a database of questions, answers, and explanations that together comprise a system for exam preparation.   The Program contains two modules “Study Session” and “Practice Test” to help users most efficiently focus their exam preparation.  Learn more about our program features:

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Program licenses are available in 60 – 365 day options.   You select the time period that works best with your study plans.  Pricing and time options can be reviewed by clicking the “Order Now” or “See Pricing” button

We are confident you will find our exam preparation materials are a valuable aid in studying for your certification, and we back that up with a money back or no-charge extra time offer.



Certification Exam:   Construction Health and Safety Technician (Version 4) certification exam that is offered by the Board of Certified Safety Professionals (BCSP)

Program Name:   CHSTprep V3.0

Year Created:  2008

Last modified:   October 2018

Upcoming Modifications:  None scheduled

Number of Questions:    980

Exam Prep Outline:

CHSTprep V3.0 is an interactive software program consisting of a database of questions, answers, and explanations that together comprise a system for exam preparation.  The database has 980 questions in 4 main topic areas. The 4 main topic areas are as follows:

  • Hazard Identification and Control
  • Emergency Preparedness and Fire Prevention
  • Safety Program Development and Implementation
  • ​Leadership, Communication, and Training



Author:  Phillip J. Nessler, Jr., CSP

CHSTprep V3.0 is currently authored by Phillip J. Nessler, Jr., a licensed Professional Engineer and Certified Safety Professional. Mr. Nessler obtained a B.S. in Safety Engineering from Texas A&M University and a M.S. in Civil and Environmental Engineering from George Washington University.

He has more than 30 years of providing various professional safety and environmental engineering services, project and program management, mishap investigation, emergency mitigation and personnel management. His comprehensive work experience includes:


  • The management of safety, health and environmental programs
  • The application of safety concepts to complex and technical situations to manage risk
  • The interpretation and application of regulations, codes and standards to existing and proposed facilities and operations
  • Project planning, budgeting and implementation
  • Radiation protection program management for ionizing and non-ionizing radiation
  • Investigation of incidents and mishaps to determine root causes
  • Emergency management and incident command 


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