Approval to renew BL057-16, purchase of crushed stone on an annual contract (July 19, 2017 through July 18, 2018), Departments of Community Services, Transportation and Water Resources, with Hanson Aggregates Southeast, LLC; Martin Marietta Materials, Inc.; Metro Green Recycling, LLC; and Vulcan Materials Company, LP, base bid $405,000.00 (negotiated cost savings of approximately $26,600.00). (Staff Recommendation: Approval)