Which system types are employed for managing different kinds of sewerage?

The correct answer encompasses the primary types of sewerage management systems used in civil engineering, which include sanitary sewer systems, storm sewer systems, and combined sewer systems.

Sanitary sewer systems are specifically designed to carry wastewater from residential, commercial, and industrial sources. They focus on collecting and transporting sewage to treatment facilities, ensuring that human waste does not contaminate surface waters.

Storm sewer systems, on the other hand, are designed to handle rainwater and surface runoff. They prevent flooding and manage stormwater by directing it away from streets and properties, typically involving a separate drainage infrastructure.

Combined sewer systems integrate both sanitary and storm water drainage, collecting both types of wastewater within a single set of pipes. While this system can be cost-effective as it reduces infrastructure requirements, it poses challenges during heavy rainfall when excess stormwater can overwhelm the capacity and lead to overflow events, discharging untreated sewage into the environment.

By including all three types in the answer—sanitary, storm, and combined sewer systems—it reflects the full diversity of approaches in managing sewerage depending on the urban design and environmental compliance needs. This comprehensive understanding is crucial for effective infrastructure planning and management.