Archive

Intern Check-In: Brycen Dhom

Mining intern Brycen Dhom has spent his summer at Prairie State working with mine technicians on electrical components and communication systems. Dhom has learned about and worked with transformers, vacuum breakers, variable frequency drives, and programmable logic controls. Throughout the mine, Dhom has learned about many microcontrollers.  These small systems can be programmed to perform one… More

Intern Check-In: Jake Dyson

Coal Combustion Residuals (CCR) intern Jake Dyson has spent his summer at Prairie State learning about operations and creating solutions. Dyson has enjoyed going underground to shadow different departments at the mine.  He has also attended a variety of meetings to discuss issues such as water balance, environmental compliance, and noise control. Prior to this internship, Dyson was not sure wh… More

Intern Check-In: Alyssa Lohmann

Public relations intern Alyssa Lohmann has spent her summer at Prairie State communicating with employees, owners, and the community. Lohmann has written many social media posts for Prairie State.  She has also assisted in planning events such as the golf outing, scholarship program, and upcoming employee appreciation day.  Lohmann appreciates that every day in public relations brings a new c… More

Intern Check-In: Shanthan Mandadi

Coal combustion residuals intern Shanthan Mandadi has spent his summer at Prairie State creating solutions for the fly ash handling unit. Mandadi has been fixing equipment in the transfer tower to avoid chute blockage.  He has also been involved in sampling levels and checking regulatory pumps to ensure proper flow. His favorite part of this internship has been studying piping diagrams.  Thes… More

Intern Check-In: Stephen Richardson

Chemical engineering intern Stephen Richardson has spent his summer at Prairie State collecting and analyzing data to determine the best use of resources. Richardson has taken daily limestone samples from the ball mill product and classifiers.  He has also been working with Julie Nguyen on the ammonia piping mechanical integrity study.  Richardson has utilized particle size analyzers, perform… More