825 Maryville Centre Drive
Lower Level
Chesterfield, MO 63017
J.W. Terrill is pleased to host MSHA - Part 46, refresher course. This course is taught by an instructor from the Missouri Department of Labor, Division of Labor Standards (Mine and Cave Safety and Health Program) and is designed to meet the annual refresher requirements for those that have previously completed an initial miner (24 hour) course.