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Aggregate Industries, Morrison Quarry Amendment No. 7 to Permit M-1973-021 Morrison, CO October 2021 | 35 concurrently with mining, which is scheduled to begin in late 2021. Mining and reclamation of the South and West Quarries is anticipated to end in 2043–2044. Planned Reclamation Scope of Work Item 1.0 Mobilization/Demobilization This item includes all costs necessary and incidental to move equipment and supplies onto the project area; perform minimal road improvements, if required; move equipment within the project area during the course of the project; and fulfill any other requirements necessary for the successful completion of this project. The operator will maintain such temporary works and equipment throughout the period of construction. This item also includes all labor, equipment, and costs associated with demobilization and clean-up of the project site following completion of the project. For the scope of work proposed, Aggregate Industries, Inc. assumes that the following equipment will be mobilized to the site: • (1) Front-end wheel loader with a 4.5-cubic-yard bucket (Caterpillar 950 or equivalent) • (1) Track-mounted excavator (Caterpillar 349 or equivalent) • (1) Bulldozer (Caterpillar D9 or equivalent) • (2) Articulating 50-ton haul truck (Caterpillar 740 or equivalent) This equipment will most likely be provided by the operator; however, the equipment can also be rented from Wagner Rents – Caterpillar Rental, 17800 E. 22nd Avenue, Aurora, Colorado 80011. Item 2.0 Project Safety Plan and Implementation The project will involve working around inactive quarry slopes and associated hazards, and the contractor must comply with applicable Mine Safety and Health Administration (MSHA) and Occupational Safety and Health Administration (OSHA) regulations. This task includes all of the operator and subcontractor’s expenses for employee time, labor, materials, and safety equipment as well as safety training necessary for preparing and executing a job safety plan. Item 3.0 Erosion, Sedimentation, and Dust Control Plan This item covers the design, installation, maintenance, and removal of temporary erosion, sedimentation, and dust control features. The operator will be required to install these sediment control features prior to any ground-disturbing activities and maintain them throughout the duration of the reclamation project. The installed temporary erosion and sediment control features assume BMPs in accordance with the Site Stormwater Management Plan (SWMP), including but not limited to Site Grading, Earthen Berms, Stormwater Retention Ponds, Check Dams, and Truck Wheel Wash. Dust generated from the project area during work and off-work periods will be controlled and kept to a minimum. The operator will be required to develop and implement a Dust Control Plan,