Item 1: PH on Ordinance Amending Metro Plan (Delta Sand and Gravel)

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9. Excavator removes a second lift of 18’ of material by digging from the base of the second lift (digging from below) when the excavator is within 800’ of the western boundary of the Expansion Area. 10. If the excavator is operating at the same time as the front end loader, it must be 1500’ or more away from any point on the western boundary of the Expansion area that is within 550’ of the front end loader. Zone 4 Same restrictions as Zone 3, plus one of the following additional controls when the front end loader is within 235’ of the western boundary of the Expansion area: either 11. Reduce noise generated by the front end loader by 2 dB relative to the CAT 980, either by adding a noise control package, or by replacing it with a quieter model. or 12. Limit the number of dump trucks loaded by the front end loader to 12 trucks per hour. DUST mitigation 13. Implement standard dust minimization measures to minimize fugitive emissions from aggregate extraction. Dust suppressant shall be used as necessary. Add expansion area to the LRAPA-approved Fugitive Dust Control Program implemented on the currently permitted site. 14. Provide a water truck available at all times to sprinkle access roads, haul roads, and other vehicle traffic areas to keep dust emissions down. 15. Keep internal roadways used for onsite truck traffic away from property lines as far as practicable. 16. Trucks hauling dry, fine material and/or with visible emissions are required to be covered or wetted during transport off property. 17. Conduct the excavation in phases to minimize the size of the area being disturbed at any one time. 18. Maintain a minimum of 50’ setbacks to all property lines at the boundary of the expansion area except near residential zoned properties where the setback shall be a minimum of 100’. Existing Conditions in the Approved LRAPA permit Covering Current Operations: Ordinance No. PA 1238 – Exhibit C Conditions Delta Sand & Gravel Page 2