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Mine Safety and Health Administration
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Technical Support

Lapse in Appropriations

For workplace safety and health, please call 800-321-6742; for mine safety and health, please call 800-746-1553; for Job Corps, please call 800-733-5627 and for Wage and Hour, please call 1-866-487-9243 (1 866-4-US-WAGE).  This website is currently not being updated due to the suspension of Federal government services. The last update to the site was 10/1/2025.  Updates to the site will start again when the Federal government resumes operations.

The Directorate of Technical Support provides engineering, scientific, and technical expertise to other MSHA program areas. Technical Support conducts in-mine studies to maintain the health and safety of miners, participates in accident investigations, and assists in mine emergency operations. The Directorate also tests equipment and materials for safe underground mining use, and issues approvals for equipment and products meeting established standards.

The Directorate of Technical Support is headquartered in Washington, DC with operations carried out by two technology centers.

Technical Support Program Area Contact list
Contact Email Phone
Wesley Shumaker (Acting)  
Director		 Shumaker.Wesley@dol.gov 304-547-2081
Vacant
Deputy Director		    
Tristen Dupee (Acting)
Management Officer		 Dupee.Tristen@dol.gov 202-693-9427
Trina Tate (Acting)
Management Officer		 Tate.Trina@dol.gov 202-693-9473
John Durig (Acting)
Safety and Health Technology Center		 During.Jarrod@dol.gov 412-386-6265
Matthew Wharry (Acting)  
Approval and Certification Center		 Wharry.Matthew@dol.gov 304-547-2323