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Industrial Hygiene Monitoring Based on Defined Mine and Production Site Location

Ms Jan Koehn, CIH Poster Presenter
Jan Koehn, M.S., CIH, Inc.
Houston, TX 
USA
 
Wed, 6/3: 9:15 AM - 10:15 AM CDT
1482 
Ernest N. Morial New Orleans Convention Center 

Description

Industrial hygiene occupational exposure assessment to identified hazards for underground mining and product processing for a specified facility location in Texas was performed in May 2025. Data documentation for an operating mine production facility involving defined job positions and work locations was addressed in accordance with current Mine Safety and Health Administration (MSHA) regulations. A representative project sampling strategy was developed for airborne Diesel Particulate Matter (DPM), Respirable Particulates and Respirable Crystalline Silica (RCS), and also Total Particulates and Sodium Chloride. Noise dosimetry and surface wipe samples for identified Metals using published methods and also grab sample Sound Pressure Levels (SPLs) were obtained at operating equipment. Standard Industrial Hygiene processes employing recognition, evaluation, and control techniques were applied to existing underground and surface mining operations and maintenance with air samples analyzed by AIHA-accredited laboratories. Full-shift exposure monitoring for identified job positions with observations was performed based on existing MSHA regulations with proper data interpretation involving airborne concentrations compared to referenced Occupational Exposure Limits (OELs) and specifically MSHA requirements as published PELs for facility compliance as investigated for this field site project.

Co-Authors

none 

Acknowledgements & References

Client EHSS group personnel from company, 

Keywords

Aerosol and airborne particulate monitoring
Exposure Assessment
Hearing conservation and noise reduction
Risk assessment and management
Safety