OSHA Expert - Trenching and Excavations

As an OSHA expert with over 28 years experience in the field of occupational safety and health, one of the services offered by Curtis Chambers, MS, CSP, is OSHA expert witness and litigation support (consulting expert) services in matters related to OSHA trenching and excavation standards for clients located throughout the United States.


Mr. Chambers' extensive experience and training in the area of compliance with OSHA regulations for trenching and excavation operations make him uniquely qualified to offer OSHA expert services. Here is a recap of his experience and training in this field:

Work Experience (starting with most recent)

  • Owner of OSHA training and consultation companies (1999 to present)
  • Corporate Safety Director - Fortune 500 Company
  • Employee Safety Coordinator - Major Municipality
  • Safety Officer - State OSHA Consultation program
  • V.P. of Operations (including worker safety) - Structural Steel Fabricator and Construction Company


Training and Education


  • M.S. in Occupational Safety and Health - Southeastern Oklahoma State University
  • B.S. in Management of Human Resources - Regents College/University of the State of New York
  • U.S. Department of Labor - OSHA Training Institute
    • Initial OSHA Compliance Officer Training Course
    • Federal Construction Standards Course for Compliance Officers
    • On-Site Consultation Course
    • Industrial Noise Course
    • Analytical Laboratory Orientation Course
    • Oil and Gas Operations: Health and Safety Course
    • Workplace Back Injury Prevention Course


Other Qualifications

  • Designated a Certified Safety Professional (CSP) in 1993 by the Board of Certified Safety Professionals (BCSP)
  • OSHA authorized Outreach Trainer - construction and general industry courses
  • Professional Member of the American Society of Safety Engineers (ASSE) since 1992
  • Recognized as an OSHA Expert by courts and OSHA during litigation
  • Approved by OSHA as third-party consultant to assist employers as part of settlement agreements
  • Have been retained by the Solicitor of the US Dept of Labor as an expert in OSHA trenching and excavation case
  • Has taught thousands of students in Excavation Competent Person Training Courses


Client Breakdown

  • Plaintiff's - approximately 30%
  • Defendants - approximately 70%
  • Clients assisted include those engaged in manufacturing, construction, service industries, oil and gas, transportation, warehousing, and all levels of government (federal, state, municipal)

Topics addressed as an OSHA expert in trenching and excavation include, but are not limited to:
  • OSHA standards for trenching and excavation
  • Requirements for having a "competent person" present during critical phases of work
  • Requirements for inspections of trenches and excavations
  • Soils testing and analysis for soils types / classification
  • Requirements for a protective system, including but not limited to:
    • Trench boxes / trench shields
    • Sloping and benching requirements
    • Shoring systems (timber and aluminum)
    • Design requirements for other protective systems
  • Requirements for locating and protecting underground utilities
  • Special requirements when water is present in trenches and excavations
  • Special requirements when a potential hazardous atmosphere is present in a trench



If you would like to contact Mr. Chambers to discuss the general facts about your case, or  

if you'd like to request a CV and rate sheet, please CLICK HERE.

OSHA Expert - Trenching and Excavations