CWEA Collection Systems Maintenance questions with complete solutions.

CWEA Collection Systems Maintenance questions with complete solutions. Why are gasoline and volatile solvents objectionable when present in a sewer? - correct answers.They produce an explosion hazard You should never attempt to install, maintain, repair or replace electrical equipment panels, controls, wiring or circuits unless - correct answers.You know what you are doing, are qualified and are authorized What are the different areas of traffic zones? - correct answers.Advance Warning Area, Transition Area, Activity Area (buffer space and work space), Termination Area. Could be 4 or 5, justify your answer on the test! why should hydrogen sulfide be controlled? - correct protect from corrosion and odors Personnel entering a Permit Required Confined Space must have the following training - correct and rescue To find protective gear before application of a product, you should: - correct at the MSDS The gas most commonly associated with septic wastewater is - correct answers.Hydrogen Sulfide