Winters, Dorsey, & Company, LLC Engineering and Design ... Open Pit Mining

	Development of geologic and grade distribution models
	Ore reserve estimation
	Pit design
	Mining plans and schedules
	Mine equipment selection and replacement schedules
	Maintenance shop requirements and design drawings
	Plans for auxiliary facilities, such as refueling stations, power substations and mine grids
	Manning tables
	Management, operations and maintenance audits
	Capital and operating cost estimates
	Training manuals
	Document preparation for contract mining
	Mine dewatering