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HomeMy WebLinkAboutRenton Airport Taxiway Alpha HazMat Spec Narrative.pdf Hazardous Waste Operations and Emergency Response (WAC 296-843) Specification/ Narrative, Taxiway Rehabilitation, Renton Airport During asphalt and soil disturbance activities as part of the Taxiway A Rehabilitation Project, the contractor may encounter hazardous chemicals in the soil, groundwater, surface waters, sediments, and floral and faunal habitats due to past industrial activities on or in the vicinity of the Renton Airport, including from Boeing’s Renton plant where 737 and 757 aircraft were manufactured. The Washington Department of Ecology, in accordance with the State of Washington Model Toxics Control Act (MTCA), has made a determination that at least six properties adjacent to the Taxiway A Rehabilitation project may represent “a threat and/or potential threat to human health and the environment” as part of its Toxics Cleanup Database. These can be found at https://apps.ecology.wa.gov/neighborhood/, which include: 1. The Boeing Company Renton Plant, 737 Logan Avenue North, Renton, Cleanup Site ID 2453. Contaminants include benzene, toluene, xylenes, methyl ethyl ketone, vinyl chloride, chloroform, acetone, naphthalene, tributyl phosphate, arsenic, zinc, mercury, cadmium, chromium, lead, copper, PCBs and cyanides. 2. Sky Harbor Aviation, 300 Airport Way South, Renton, Cleanup Site ID 1170. Contaminants include organic solvents, petroleum hydrocarbons, and metals priority pollutants. 3. The Cedar River Trail, North Riverside Drive, Renton, Cleanup Site ID 2857. Contaminants include organic solvents, petroleum hydrocarbons, and metals priority pollutants. 4. Castaways Restaurant, 1101 West Perimeter Road, Renton, Cleanup Site ID 8277. Contaminants include petroleum hydrocarbons. 5. Action Aviation, 840 West Perimeter Road, Renton, Cleanup Site ID 6266. Contaminants include petroleum hydrocarbons. 6. Lakeshore Landing, 1201 North 10th Place, Renton, Cleanup Site ID 4503. Contaminants include halogenated hydrocarbons, PAHs, arsenic, and metals priority pollutants. In anticipation of encountering potentially-contaminated soil or groundwater media, the contractor shall prepare and implement an Unknown Hazardous or Contaminated Substance Health and Safety Plan (UHCS-HASP) that documents how discoveries of suspect or potential contamination are to be handled when found. The UHCS-HASP should include the following: 1. Signs that would indicate that soils, groundwater or other environmental media may be contaminated, such as odor, discoloration, or sheen. 2. Directions to immediately suspend work activities associated with this Contract in the vicinity of the area of the potential or suspect hazardous or contaminated substances. 3. Notification of the Resident Engineer. 4. Securement of the area to restrict and protect work site personnel and the public from exposure to the emergency condition. Set up and designate Exclusion Zones and Contamination Reduction Zones using “Danger” tape to identify the Exclusion Zone and “Warning” tape to designate the Contamination Reduction Zone. 5. Following laboratory quantitative data confirming that media is present above MTCA cleanup limits, the contractor shall create of a Hazardous or Contaminated Substance Health and Safety Plan (HCS-HASP) for handling of contaminated soils and groundwater. 6. The Contractor or their Subcontractor shall provide all applicable training, awareness and applicable certifications for all workers performing tasks covered or outlined in the HCS-HASP. 7. Distribute the HCS-HASP and UHCS-HASP to Contract employees. Require employees to read the plan, sign the plan, and abide by its provisions. Display or make the plan available at the Site to employees, Sound Transit representatives, and regulatory inspectors. 8. Any review, acceptance, or approval of the Contractor’s HCS-HASP and UHCS- HASP by The City of Renton shall be construed merely to mean that The City is unaware of any reasons at the time to object thereto. Review by the Resident Engineer of the plan shall not impose any liability upon The City nor shall any such review relieve the Contractor of any responsibilities under the Contract. 9. The HCS-HASP must be regularly updated and reviewed as work progresses and more information about the Site becomes known, including discovery of additional Hazardous or Contaminated Substances.