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INTERIOR DEMOLITION, INC. City of Santa Ana <br />ASBESTOS ABATEMENT PLAN 1301 W 11th St <br />Santa Ana, CA 92703 <br />C. Visual Clearance Post Abatement <br />1. At the completion of the removal activities and detailing, the qualified Person <br />(OP) shall inspect for visible accumulations of ACM. if the area passes the <br />visual inspection, encapsulation procedures can proceed. If the area fails the <br />visual inspection, re -clean and, if acceptable, mist the work area with the <br />appropriate encapsulate. <br />2. Final visual clearance will be performed by the owner's competent person and <br />the asbestos competent person. <br />PHASECONTRASTMICR0SC0PYIPCMI <br />Results Meanin4 A tion Needed <br />PRE-SAM PLE: <br />001 to .01 NormallAmbient Air PPE's not required <br />01 to ,1 Above Normal Strongly consider use of PPE's. <br />1 to 1.0 Above OSHA P.E.L_ Mandatory use appropriate PPE's. <br />DURING: <br />(Inside Containment) <br />.01 to .1 <br />Norm.abatement level <br />Cont. use of good work practices. <br />A to 1.0 <br />Above normal OSHA <br />Possibly modify work levels and/or <br />abatement P.E.L. <br />practices and/or engineering controls, <br />Above 1.0 <br />Very high <br />STOP WORK. Modify work practices <br />and/or engineering controls. <br />Mandatory use of PAPRs <br />(Outside Containment) <br />.001 to .01 <br />Nom-/ambient Levels <br />Continued use of engineering controls. <br />_01 to .1 <br />Above Normal <br />Stop work, check make-up air, modify <br />engineering controls, clean areas outside <br />work areas. <br />Above .1 <br />ABOVE NORMAL <br />Stop work, check make-up air, modify eng. <br />controls and dean areas out -side <br />containment. Evacuate areas adjacent to <br />work area. <br />CLEARANCES: <br />(inside Containment) <br />.001 to .01 <br />Norma3 Ambient levels <br />Remove final barriers <br />.01 to .1 <br />Above Normal <br />Compare to outside sample, re -clean if <br />above outside sample. <br />(Outside Containment) <br />.001 to .01 <br />Norm/Ambient Levels <br />---- -- <br />.01to .1 <br />Above Normal <br />Use as clearance level for inside sample. <br />Page 4 of 8 <br />