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effectively controlled of fugitive dust emissions utilizing <br /> application of water or by presoaking. During demolition of <br /> buildings all exterior surfaces of the building shall be wetted. <br /> When materials are transported offsite, all material shall be <br /> covered, effectively wetted to limit visible dust emissions, or at <br /> least 6 inches of freeboard space from the top of the container <br /> shall be maintained. <br /> All operations shall limit or expeditiously remove the <br /> accumulation of mud or dirt from adjacent public streets at least <br /> once every 24 hours when operations are occurring. The use of <br /> dry rotary brushes is expressly prohibited except where preceded <br /> or accompanied by sufficient wetting to limit the visible dust <br /> emissions.Use of blower devices is expressly forbidden. <br /> Following the addition of materials to, or the removal of <br /> materials from, the surfaces of outdoor storage piles, piles shall <br /> be effectively stabilized of fugitive dust emissions utilizing <br /> sufficient water or chemical stabilizer/suppressant. <br /> Onsite vehicle speeds on unpaved roads shall be limited to 15 <br /> mph. <br /> Sandbags or other erosion control measures shall be installed to <br /> prevent silt runoff to public roadways from adjacent project <br /> areas with a slope greater than 1 percent. <br /> Wheel washers shall be installed for all exiting trucks and <br /> equipment, or wheels shall be washed to remove accumulated <br /> dirt prior to leaving the site. <br /> Excavation and grading activities shall be suspended when <br /> winds exceed 20 mph. <br /> The overall area subject to excavation and grading at any one <br /> time shall be limited to the fullest extent possible. <br /> Onsite equipment shall be maintained and properly tuned in <br /> accordance with manufacturers'specifications. <br /> When not in use,onsite equipment shall not be left idling. <br /> Biological Resources <br /> Biological Resources 1: LID shall be required to maintain a 60 inch LID/Contractor LID shall ensure that plans Design of pole lines/during <br /> separation between conductors on transmission lines as recommended by and specifications for construction <br /> transmission lines shall <br /> industry standards that may be erected near lands used by raptors for <br /> foraging to discourage nesting on these facilities. meet the separation <br /> requirement. LID shall <br /> inspect the installation of <br /> 138 <br />