Protective Clothing / Equipment (PPC / PPE) Consultants: 2

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Dr. J.P. Purswell, PhD, PE, CPE has extensive experience in Human Factors, Ergonomics and Safety Engineering. He has completed projects for clients in all these areas and regularly teaches ergonomics and safety engineering at Colorado State University.

Dr. Purswell Consults with Manufacturers on Product Safety Issues, including Warnings and Instructions. He also Consults with Employers regarding the development and implementation of safe and ergonomically sound work practices, including the identification and control of ergonomic risk factors for back injuries and upper extremity cumulative trauma disorders.

Dr. Purswell has prepared ANSI Z535 compliant instructions and warnings for attic ventilators, deer-stands, LPG hoses, ammonia hoses, warehouse rack systems, and arts and craft products among others. He has also prepared ANSI Z129.1 compliant warnings for a range of chemical products from gasoline pump warnings to brake pads and ammonia hoses, and OSHA and ANSI Z400.1 compliant material safety data sheets for several chemical manufacturers.

He is the author of more than 20 publications or presentations on product safety, occupational safety, printed warnings, and auditory warnings. He has been inducted into Alpha Pi Mu, the Industrial Engineering Honor Society and is a recipient of the Gordon Fellowship from the University of Oklahoma.

Consulting Services:

Design and Testing of Instruction Manuals and on Product Warnings
Usability Testing of Products for Ease-of-Use and Safety
OSHA Audits for Employers
Employer Training - Benchmarking Safety Performance Against a Company's Industry
Employer Training - How to Prepare For OSHA Inspections

View Dr. Purswell's Expert Witness Profile.

• View Dr. Purswell's Curriculum Vitae

• Company Case Studies

• More Consulting Services

• Schedule of Rates

10/10/2013 · Ergonomics

Citation of Ergonomic Hazards Under the "General Duty Clause" - An Update

By: Dr. J.P. Purswell

In 2005 a summary of "General Duty Clause" citations issued for ergonomic hazards was published (Purswell & Purswell, 2005). That summary showed that the primary area of ergonomics citation activity under the "General Duty Clause" (paragraph (5)(a)(1) of the OSHAct of 1970) by OSHA to that point had been concentrated in nursing homes, peaking in 2002 and 2003.

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8/29/2013 · Accident Investigation & Reconstruction

The Distribution of Pedestrian-Backing Vehicle Accidents by Backup Alarm Status and Vehicle Type

By: Dr. J.P. Purswell

The purpose of the current study was to update and expand upon an earlier study performed to review and categorize OSHA accident investigation records for pedestrian-backing vehicle accidents according to whether the backing vehicle had a backup alarm and whether the alarm was installed and functioning as intended. The current study includes an analysis of additional records as well as the business type (SIC code) of the employer.

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Radhakrishnaiah Parachuru, PhD, is a Textile Engineer with an MS degree in Decision Sciences / Applied Statistics. A multidisciplinary scientist, Dr. Parachuru possesses more than 35 years of teaching, research, and industrial experience in Polymer, Fiber, Textile, Apparel, Carpet, and other related disciplines.

Serving as the coordinator of industry and public support activities at Georgia Tech, Dr. Parachuru has completed more than 180 applied research projects for the benefit of all segments of the Textile and Allied industries. Projects completed fall in the following categories:

Product / Process Optimization
Technical Trouble Shooting
Design and Evaluation of New Products
Assistance for Product Diversification and Value Addition
Evaluation of Products and Processes for Dispute Resolution and Litigation Support
Training of Technical Staff
Establishment of Quality Control Facilities and Routines
Business Data Modeling and Analysis
Miscellaneous Cost Saving Projects

Dr. Parachuru has also conducted basic research in the area of Textile Manufacturing and served as the main adviser of several graduate students who completed MS and PhD degrees in textile engineering. He has been an active member of Fiber Society, AATCC, ASTM and TQCA for nearly 30 years. Dr. Parachuru currently serves as an active member of several AATCC technical committees and also as chairman of the AATCC committee on statistics. His current research interests are in the area of medical and industrial textiles.

Consultation Services - Dr. Parachuru offers technical consultation to manufacturers, distributors, wholesalers, and retailers. His services are broad-based and they cover the whole spectrum of traditional and non-traditional fiber products. His services also cover raw materias, in-process materials, finished products and process technologies. Based on 35 years of teaching and research in textiles, ploymers, metals, cermaics and composite materials, he is uniquely positioned to define the contributions of raw materails, design parameters and manufacturing variables.

Litigation Support - Dr. Parachuru has been qualified as a Fiber / Textile Expert in dozens of civil and criminal court cases. His experience covers federal, state, and county courts in multiple states within the United States.

Areas of Expertise: