Response to Comments, AP42 Section 11.19.2 Crushed …
stone crushing current. We agree that EPA should periodically update all AP-42 sections. We note, however, that we share EPA's opinion that use of the most accurate ... The Fifth Edition of AP42 Section 11.19.2 used a factor of 2.11 to calculate total suspended particulate matter (TSP) factors based on the PM 10 emission factors measured