Performs required testing for streets, waterlines, and sanitary sewers, including nuclear density testing for subgrades and asphalt pavement; measures and tracks completed quantities, reviews pay estimates and provide input on change order items; prepares Project Completion Certificates, and coordinates with project management staff. Conducts regular site visits to inspect and monitor construction, ensuring compliance with contract documents, engineering plans, and local/state regulations; inspects work related to site grading, storm sewers, sanitary sewers, waterlines, street construction and a variety of other construction activities; identifies construction problems and collaborates with contactors to resolve.