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SALEM COURTHOUSE SQUARE INC. SECTION 02090 DEMOLITION LEAD HANDLING 199'7 PAGE 1 OF 2 1.1 DESCRIPTION 1.1.1 SCOPE This section describes the removal, disposal and recycling of painted building components which contain or are assumed to contain lead. Worker protection methods shall be employed to all the safe demolition of painted building components which contain, or are suspected of containing lead. 1.1.2 LEAD CONTAINNG COMPONENTS Suspect lead-containing paints were documented by the County and are assumed present in building components scheduled for demolition. Materials assumed positive for lead include painted walls and ceilings, wooden structural components, window and door trim, concrete, masonry, doors, and flashing matenals. No sanding, buming, or grinding will be allowed on any painted surfaces unless proper precautions aze made by the contractor to protect personnel. The Contractor is advised to keep materials wetted and implement dust control where necessary. HEPA-filtered half face negative pressure respirators should be wom at a minimum in proximity of lead paint impacts. 1.1.3 TCLP TESTING Representative painted non-recyclable building components have not been TCLP tested for 8 toJCic RCRA metals and are assumed to be hazazdous from a waste disposal perspective; the Contractor shall be required to perform a hazardous waste determination on all representative waste streams through TCLP testing prior to disposal and submit analytical testing Feports to the Owner or Owner's Representative. TCLP testing of masonry paint chips from the buildings' exterior determined that loose, segregated masonry paint chips are considered hazardous waste; paint adhered to masonry is assumed to be non- hazardous waste due to the dilution of the brick; the Contractor shall perform additional testing and make independent determinations. Metal components with remnant paint intact are exempt from TCLP testing requirements, providing the materials are recycled; all painted metal components shall be recycled. 1.1.4 TESTING FOR TOTAL LEAD Several building components were tested for total lead by F1ame Atomic Absorption Spectrophotometry. Survey results can be obtained by the Owner or Owner' Representative. 1.2 RELATED WORK A. The Owner or Owner's Representative may retain an independent Environmental Consultant to perform the following: 1. Collect and analyze air, or perform other related testing, before, during and after lead handling activities. 2. Observe work by the General Contractor and sub-contractors. 3. Monitor the Contractor's compliance with regulatory and specification requirements.