Air Operating Permit - Puget Sound Clean Air Agency

II. MONITORING, MAINTENANCE, AND RECORDKEEPING Permit No. 13120Expiration Date: September 12, 2013Page 230 of291TABLE 9 OF SUBPART WWWWFor ...BMCmanufacturingoperationAn existingmixing orBMCmanufacturingoperationAn existing ornew mixing OfBMCmanufacturingoperationThat must meet the followingInitial compliance will bestandard •.• demonstrated if ...gaps of up to I inch are permissiblearound mixer shafts and any requiredinstrumentation.Not actively vent mixers to theatmosphere while the mixing agitator isturning, except that venting is allowedduring addition of materials, or asnecessary prior to adding materials forsafety.Keep the mixer covers closed duringmixing except when adding materials tothe mixing vessels.mixer covers are closed during mixingexcept when adding materials to themixers, and that gaps around mixershafts and required instrumentation areless than 1 inch.Boeing submits a certified statement inthe notice of compliance status thatmixers are not actively vented to theatmosphere when the agitator is turning,except when adding materials or asnecessary for safety.Boeing submits a certified statement inthe notice of compliance status thatmixers are closed except when addingmaterials to the mixing vessels.[40 CFR Part 63 Subpart WWWW, Table 9, 8/25/05](bb) PSD 91-06 Amendment 2 Solvent Cleaner Monitoring andRecordkeeping ProcedureBoeing-Everett shall calculate VOC vapor pressure for monitoring compliance withApproval Conditions 10 and 11 according to the equation in Section 40 CFR 63.750(b) ofSubpart GG, National Emission Standards for Aerospace Manufacturing and ReworkFacilities. [PSD 91-06 Amendment 2 Condition 14, 6/13/05]With respect to Approval Condition 14, Boeing shall keep the related calculations madeto demonstrate compliance each time a solvent composition is changed pursuant to use inthe operations described in Approval Conditions 10 (EU 3.128) or 11 (EU 3. 129). [PSD91-06 Amendment 2 Condition 18.2,6/13/05](cc)Motor vehicle fueling station gasoline throughputBoeing shall track the annual gasoline throughput.[WAC 173-401-615(1)(b), 10/17/02]Boeing-Everett Permit, issued September 12, 2008; Administrative Amendment 3: October 10, 2012