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HomeMy WebLinkAboutCM_Apron E_Construction mitigation_062419_v1_ .pdfCONSTRUCTION MITIGATION DESCRIPTION Boeing Commercial Airplane Group Renton, WA Apron E Project Proposed Construction Dates & Times: The proposed construction schedule will begin in Jan 2020 and end in December 2021 Apron E Construction Zones Work Hours: 7:00AM-7:00PM Mon-Sat Crew Mobilize: 6:00AM-7:00AM Construction Work Activities: 7:00AM-7:00PM Construction Mitigation Measures & Best Practices: All activities will begin with the implementation and installation of Best Management Practices (BMP)). These practices include: Proposed Hauling/ Transportation routes Contractors will apply for their own hauling permits related to this project. And will follow a city approved route. Construction. The actual Construction will be accomplished by a Construction contractor. The contractor will call for all required inspections, as well as site pre-construction meeting. The contractor will keep records of any special inspections at the construction site Storm Water Construction will start with the implementation and installation of Best Management Practices (BMP) for Temporary Erosion and Sedimentation Control (TESC) under supervision of Boeing Environmental personnel. All storm water drain inlets in and around the proposed construction operations and staging areas will be surrounded by oil absorbent padding to mitigate the potential of any hydraulic/fuel leakages emanating from construction machinery entering the watershed Snow, Ice, dirt and mud removal Contractor shall remove snow and ice to the extent necessary to perform the work. The use of calcium chloride or other chemicals will not be permitted to remove snow or ice. Contractor shall assure that vehicles are constructed, loaded, maintained and covered as necessary to prevent the deposition of dirt, mud or other debris on public roadways. Dirt mud or debris shall be removed on continual basis. Any dirt, mud or debris dropped by vehicles shall be removed immediately. Dust Control Through the entire construction period the Contractor shall take all necessary steps to dust control all working area and unpaved roads. The use of calcium chloride or other chemicals will not be permitted for dust control. The Contractor will accomplish dust control by watering and sprinkling to satisfactorily settle the dust. Contractor shall comply with any requirements imposed by law to prevent fugitive dust emissions. All demolished materials and debris will be stockpiled on site to prevent dust and sedimentation from migrating onto roadways. Contractor vehicles that are transporting materials to and from the site will be required to have tires washed prior to leaving the site. This will prevent dust and sedimentation from entering nearby roadways. Airport Mitigation Contractor will provide advanced notification of any construction activities that could directly affect or pose a risk to airport operations. The Contractor be in communication with airport tower during construction hours.