Thomas & Hutton provided professional engineering services to assist Devro Inc. with the coordination of environmental permitting and affairs related to the operation of the Sandy Run facility. Thomas & Hutton prepared various Air Construction Permit applications for the DHEC Bureau of Air for new production lines and boilers and a Title V Air Permit Application for all industrial activities related to the production of collagen meat casings. Devro operates and maintains an on-site wastewater treatment plant with a direct discharge to the Congaree River. Thomas & Hutton developed Preliminary Engineering Reports (PERs) to obtain Construction Permits for improvements for the wastewater treatment facility and prepared approval requests from SCDHEC for various wastewater management projects. Additionally, the Stormwater Pollution Prevention Plan (SWPPP), the Spill Prevention, Control, and Countermeasure (SPCC) Plan, Emergency Response Plan, Process Safety Management (PSM) Plan, and Risk Management Plan (RMP) were prepared for the facility and are kept up-to-date in accordance with regulations and as plant changes occur. Thomas & Hutton also provides guidance on any environmental issues or questions that arise at the facility, including but not limited to, Clean Air Act, Clean Water Act, and RCRA.