Cornerstone Engineering, LLC was established in 2017 by Mauricka McKenzie, Sr., P.E. to provide civil engineering, water resources engineering (water, wastewater and storm water), geotechnical engineering, solid waste management, contract administration and project management services to public and private entities throughout Mississippi. Cornerstone Engineering, LLC's goals are to responsibly serve municipalities, counties, rural water associations, residential and commercial developers, architect/engineers, and private industry. Cornerstone Engineering, LLC has a staff of professional engineers and technical personnel with the education, the knowledge, and over 50 years of combined experience.. Site Plan and Development for Subdivisions •Parking Lot Layout and Design •Roadway Design WATER RESOURCES ENGINEERING •Storm water •Storm water Drainage Systems •Storm water Management and Testing WASTEWATER•?Wastewater Treatment Plants •Sanitary Sewer Interceptors •Sanitary Sewer Collection Systems •Sewage Lift Station •Residual Management? ?(Sludge Removal,Dewatering and Bio-Solids Disposal) •?Sanitary Sewer Smoke Testing Investigations DRINKING WATER•Water Supply/Water Wells •Distribution System Modeling & Analysis •Ground Water and Surface Water •Water Treatment Plants •Water Storage Facilities •Ground and Elevated Water Storage Tanks SOLID WASTE MANAGEMENT •Collection System Evaluations •Transfer Station Design •Collection RFP Development •Landfill Operation RFPs •Solid Waste Rate Studies •Recycling Programs •Solid Waste Management Planning •Reporting for Subtitle D & Rubbish Landfills •Design and Permitting of Rubbish Landfills •Landfill Gas Collection Systems •Closure Plans for Subtitle D & Rubbish Landfills •Financial Planning for Landfill Operations •Financial Planning for Closure and Post Closure Activities •White Goods Management •Waste Tire Management •Yard Waste Management •Disaster Debris Management •Leachate Management •Storm Water Management •Weigh Scales Planning •Fuel Management Systems & Inspections PLANNING •Water and Sewer Master Plans •Grant Applications (CDBG,RUS,etc.) •Facility Plans for SRF funding APPRAISALS & RATE STUDIES •Utility Value Appraisals •Water Rate Studies •Sewer Rate Studies ? WATER DISTRIBUTION SYSTEMS•Corrosion Control Systems •Fluoridation Systems •Process Control and SCADA System Design •Residuals Management (Sludge Removal,Dewatering and Bio-solids Disposal) GEOTECHNICAL ENGINEERING •Geotechnical Engineer's Recommendation Reports •Earth Structures,Slopes,and Retention Systems •Foundation Analysis and Structural Design •In-situ Testing and Performance Monitoring •Pavement Evaluation and Design,Geotechnical Subgrade Evaluation and Material Evaluation •Site Characterization •Soil Stabilization Investigation and Ground Improvement •Subsurface Exploration and Testing