19F - RFP DEMO 710 714 AND 720 E 6TH ST

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9. RECOMMENDATIONS Based on the laboratory results from AAL and our field observations, LTE recommends that special precautions should be observed when the roof vent penetration mastic is disturbed it contains asbestos. LTE recommends the following: ROOF VENT PENETRATION MASTIC • Removal of asbestos containing materials should only be performed by California Division of Occupational Safety and Health (DOSH) certified asbestos contractors and workers under the supervision of a DOSH certified Site Surveillance Technician or a DOSH Certified Asbestos Consultant. • The surfaces should be misted to reduce airborne particulates. • Asbestos contractor must notify the SCAQMD 10 business days prior to performing the abatement if he /she will remove or disturb more than 100 sq /ft. • Asbestos contractor must also notify OSHA at least 1 day before abatement. • All the ACM must be placed in double bag 6 mil polyethylene sheeting. • These materials must be transported and disposed of pursuant to all appropriate regulations of the Department of Transportation, EPA, etc. • The contractor should provide the owner and or city representative with a copy of the completed waste manifest. In accordance with the EPA's NESHAPs 40 CFR Part 61, Subpart M, and South Coast Air Quality Management District's Rule 1403, all Regulated Asbestos- Containing Materials (RACM), Category I/Class I Non - Friable and Category IUClass II Non - Friable ACMs that may become friable, must be removed prior to demolition activities. In addition to asbestos regulations that control the release of asbestos to the ambient environment, state worker protection laws are applicable. Federal and State OSHA regulations outline specific work practices for handling ACMs. All contractors on the project site should be knowledgeable about the presence and proper handling of asbestos so that the risk of accidental exposure or contamination is minimized. 10. REGULATIONS Federal Regulations relevant to asbestos include 40 CFR 61 which discusses emissions; 29 CFR 1926.58 and 29 CFR 1926.1101 provides regulations for construction work and asbestos abatement procedures and 40 CFR 763 (AHERA) which was promulgated for schools in California but whose sampling protocol is the standard in the industry. Lastly, Section 5208 of Title 8 of the California Code of Regulations details the proper procedures for asbestos work. A detailed list of pertinent asbestos regulations is contained in Section 2. 19F!140