Current through Register Vol. XLI, No. 50, December 13, 2024
Section 45-5-4 - Control and Prohibition of Particulate Emissions From Coal Thermal Drying Operations of a Coal Preparation Plant4.1. No person shall cause, suffer, allow or permit particulate matter to be vented into the open air from any thermal dryer exhaust in excess of the following limitations: 4.1.1. Thermal dryers which commenced construction or modification after October 24, 1974, shall meet emission limitations set forth under 45CSR16.4.1.2. Thermal dryers installed before October 24, 1974, that are not subject to subdivision 4.1.1, shall comply with the limitations and requirements set forth in Appendix 45-5 to this rule.4.2. No person shall circumvent this rule by adding additional gas to any dryer exhaust or group of dryer exhausts for the purpose of reducing the grain loading.4.3. No person shall cause, suffer, allow or permit the exhaust gases from a thermal dryer to be vented into the open air at an altitude of less than 80 feet above the foundation grade of the structure containing the dryer or less than 10 feet above the top of said structure or any adjacent structure, whichever is greater. In determining the desirable height of a plant stack, due consideration shall be given to the local topography, meteorology, the location of nearby dwellings and public roads, the stack emission rate and good engineering practice as set forth in 45CSR20.