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Intern Update: Chandler Rhodes
Plant Maintenance Intern, Chandler Rhodes, has spent his summer at Prairie State replacing valves, probes, and conduit. His duties typically vary from day to day. Many of his projects include replacing large valves and working with limestone. One of his favorite tasks was to replace oxygen probes on the boiler. He has also replaced conduit and run new wire. Every project he has been involved wi… More
Intern Update: Mary Kathryn Deister
Mine Engineering Intern, Mary Kathryn Deister, has spent her summer at Prairie State completing time studies and analyzing data. These time studies include testing how long it takes to cut the coal, wait for a ram car, and load a ram car, along with any clean up or delay that might occur. These are important to determine the possibility of decreasing unproductive time or increasing production. … More
Intern Update: Noel Short
Mine Operations Intern, Noel Short, has spent her summer at Prairie State shadowing various aspects of mine operations. Some of the different groups Noel has learned from include the belts crew, mine managers, and safety and compliance. She also helped to complete a ventilation survey in her first few weeks. The goal of this survey was to assess the current ventilation in the mine and determine… More