Request for Coverage under the General Air Quality Permit …
As part of the Tribal NSR Rule, the EPA adopted the option of developing general permits for certain categories of minor sources to which the Tribal NSR Rule would apply. See 40 CFR 49.156. ... 021 Crusher: Simmons 4¼" secondary cone crusher; 150 tons/hour capacity Wet suppression 022 Crusher: Simmons 4" secondary cone crusher; ...
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