He has significant experience with construction quality assurance (CQA) and construction management (CM) for the installation of geosynthetics and soil liners for waste management facilities and for remedial construction activities for Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) closures, and Resource Conservation and Recovery Act (RCRA) sites. He has been involved in over 2,200 acres of lining system installation and closure construction.
Davis also has experience with the design and construction of mechanically stabilized earthen (MSE) berms, vertical and horizontal barriers, and a variety of remediation technologies. David has been involved in water resources-related engineering designs using low impact development (LID) concepts and is familiar with the biotechnologies and restoration of wetlands. He has overseen the development of renewable energy projects, including collection and treatment of landfill gas and the use of photovoltaic solar panels on closed landfills.
As part of his construction management practice, David has been the liaison between client, contractor, and regulatory agencies, and has performed third-party reviews to resolve a variety of problems. David takes a solutions-based approach to issues to find a constructible, cost-effective resolution to a problem.
He has overseen the development of permits, technical specifications, CQA plans, construction bid documents, design and construction drawings. Additionally, he has conducted field audits, helped to identify potential construction problems, and assisted with implementation of solutions. He has conducted numerous design and constructability reviews for waste management facilities and has provided construction claim support. Included in his extensive litigation support work, he has investigated and co-authored a root cause analysis report for 15.5-acre landfill failure within a State mandated ten-month period while assisting in management of the clean-up.