CWEA COLLECTION SYSTEMS MAINTENANCE GRADE 1 EXAMQUESTIONS AND CORRECT ANSWERS 2023 COMPLETE.

CWEA COLLECTION SYSTEMS MAINTENANCE GRADE 1 EXAMQUESTIONS AND CORRECT ANSWERS 2023 COMPLETE. Cwea collections Grade 1 1. Sewer maintenance vehicles are: difficult to maneuver 2. At low concentrations, hydrogen sulfide smells like: Rotten Eggs 3. which safety hazard in a collection system operations can be detected by an insturment?: Toxic Gases 4. What must be checked first before entering a manhole?: Proper barricades or warning devices around manhole. 5. When should field crews use signs and cones?: When over half the street is blocked. 6. The different zones of traffic control include: buffer 7. Elements of defensive driving include: having your vehicle under control 8. The primary function of an entry supervisor is to: maintain overall saftey of permited confied space operations 9. What should be the