Jun 18, 2019  
2018-2019 Course Catalog 
    
2018-2019 Course Catalog [ARCHIVED CATALOG]

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WAT 306 - Wastewater Collection Systems

Credits: 4
Lecture Hours: 3
Lab Hours: 2
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech
In this course, students will learn the duties for the operation and maintenance of wastewater collection systems. Course information will include inspection, cleaning, testing, repair and safety procedures of collection systems. Students will also be taught about lift stations, equipment maintenance, sewer renewal, administrative duties and systems organization.
Competencies
  1. Identify job classifications and duties of wastewater collection system operators.
    1. Describe wastewater collection systems.
    2. Define operation and maintenance in regards to collection systems.
    3. Summarize the problems that can develop if improper care of wastewater collection systems occurs.
    4. Identify duties of wastewater collection system operators.
    5. Outline qualifications and education needed to perform the operator’s duties.
  2. Describe the operation and maintenance of wastewater collection systems.
    1. Identify possible reasons that rehabilitation and upgrading of collection systems is considered vital.
    2. Compare highways, traffic signals, and railroad crossings operation and maintenance to wastewater collection systems and how they influence staffing needs.
  3. Describe the components and design of a wastewater collection system.
    1. Explain the purpose of a wastewater collection system.
    2. Analyze flow during a design period to determine quantity of wastewater that the collection system will need to convey.
    3. Identify the parts and explain their purpose for gravity, low-pressure and vacuum collection systems.
    4. Identify and explain various types of appurtenances in a collection system.
    5. Identify design elements that influence operation and maintenance of a collection system.
    6. Differentiate materials used in rigid pipes, flexible pipes, pipe joints, and manholes.
    7. Analyze plans and profiles for construction of a wastewater collection system.
  4. Outline safety procedures that should be followed by wastewater collection system operators.
    1. Explain inspection procedures for equipment and vehicles
    2. Describe traffic control regulations, work zone safety, safety devices, and concerns around the job site.
    3. Identify manhole hazards that an operator may encounter.
    4. Describe confined space entry safety equipment.
    5. Explain final precautions and safety procedures before, during, and after manhole entry.
    6. Identify types of excavations and possible hazards to the operator, including trench safety regulations and shoring requirements.
    7. Describe work situations and types of equipment that increase safety hazards around electricity.
    8. Identify OSHA standards for permissible noise exposures.
    9. Distinguish fire classification to determine type of fire extinguisher needed.
    10. Summarize basic elements of the Worker Right-To-Know program as it relates to hazardous materials and wastes.
  5. Describe inspections and tests performed on wastewater collection systems.
    1. Outline types of problems found during inspection of a collection system.
    2. Describe the equipment needed, procedures to follow, and recording data from a manhole inspection.
    3. Explain the use of closed-circuit television for inspection of a collection system.
    4. Explain the purpose, equipment, and operation procedures of smoke testing.
    5. Explain the purpose, equipment, and operation procedures for dye testing.
    6. Explain the purpose, equipment, and operation procedures for pipeline lamping.
    7. Compare important features of closed-circuit television equipment.
    8. Identify and describe equipment used for TV inspection.
  6. Describe cleaning and maintenance methods for pipelines in a sewer system.
    1. Assess the type of problem, develop a solution, and choose proper cleaning equipment for stoppage.
    2. Identify different methods for hydraulic cleaning.
    3. Identify different mechanical cleaning techniques.
    4. Explain proper maintenance procedures of bucket machines, rodding machines, and high-velocity cleaners.
    5. Describe the selection, application, and evaluation of effective chemicals for cleaning and maintaining wastewater collection systems.
    6. Explain the production of hydrogen sulfide and the need to control it.
    7. Identify chemicals that are used to control hydrogen sulfide.
  7. Describe underground repair methods of service lines, main lines, and manholes.
    1. Explain safety concerns, types of damages or stoppages, and work assignments for repairs of sewer lines or manholes.
    2. Outline shoring requirements and regulations for your state.
    3. Identify and select best type of shoring for soil condition.
    4. Describe excavation, control points, bedding, pipe laying, appurtenances, and backfill during construction of sewers.
    5. Describe equipment, excavation, pipe cutting, cleanout, and backfilling during repair of building sewers and sewer laterals.
    6. Explain duties of a qualified inspector during sewer construction, inspections, testing, and reporting.
    7. Explain equipment needed, pavement cutting, excavation, pipe repair, and backfitting during a main line repair process.
    8. Explain the process used for internal grouting or sealing of sewer pipes.
    9. Describe repair processes for manhole frames, covers, bottoms, and barrels.
  8. Describe a lift station in a wastewater collection system.
    1. Identify various types, locations, and requirements for lift stations.
    2. Identify and describe various components of a lift station.
    3. Explain the operator’s role during planning and design of a new lift station.
    4. Outline operator’s essential tasks to maintain operational capabilities of a lift station, including pump capacity testing.
    5. Develop a maintenance program and frequency schedule for a lift station.
    6. Prepare and file all active records for lift station operation and maintenance.
    7. Describe set-up and equipment for emergency pumping operations.
  9. Describe equipment maintenance for wastewater collection systems.
    1. Express basic working knowledge of electricity to safely maintain equipment.
    2. Develop a program to maintain and troubleshoot electric motors in a safe manner.
    3. Identify different types of wastewater pumps and their components.
    4. Develop a maintenance schedule for wastewater pumps.
    5. Explain operation and maintenance procedures for compressors.
    6. Explain the purpose, properties, and process for lubrication of equipment.
  10. Describe sewer rehabilitation in the wastewater collection system.
    1. Develop and implement a sewer renewal program.
    2. Explain hydraulic loads and structural integrity problems during evaluation of sewer conditions.
    3. Compare data collected, statement of needs, and cost analysis to determine priorities in a sewer rehabilitation program.
    4. Identify and describe various methods of sewer rehabilitation done without excavation.
  11. Describe safety/survival programs for wastewater collection system operators.
    1. Express awareness of hazards working in a collection system environment.
    2. Identify and describe multiple hazards that exist during the daily routine for a collection system operator.
    3. Identify benefits of a safety/survival program.
    4. Identify the levels of agency structure and explain the responsibilities of each level when establishing a program.
    5. List possible topics for monthly safety meetings.
    6. Identify who should be part of a safety committee and explain their responsibilities.
    7. Explain safety program policies or standards for permit-required confined spaces, control of hazardous energy, and personal protection equipment.
    8. Identify actions that should be taken to reduce the possibility of terrorist attacks on wastewater collection facilities.
  12. Describe effective administration for a wastewater collection system.
    1. Summarize the fourteen basic principles of administration.
    2. Prepare an operating plan including the mission statement, goals, and objectives.
    3. Develop personnel procedures for employment, compensation, training, employee relations, and safety.
    4. Summarize administrative duties regarding requirements, management, and leasing or purchasing of equipment and tools.
    5. Explain administrative operation and maintenance of all wastewater collection system facilities.
    6. Create detailed underground maps of operation and maintenance of a wastewater collection system.
    7. Explain the role of computers in management information, operation & maintenance, and recordkeeping of wastewater collection systems.
    8. Explain the process for writing a good wastewater collection system report
    9. Summarize the benefits of having good public relations.
    10. Identify cost saving actions that can be taken to reduce the operation and maintenance budget.
  13. Describe the organizational process for wastewater collection system operation and maintenance.
    1. Identify and explain the principles used to guide the organization of operation and maintenance.
    2. Explain the personnel organization of work activities, occupational titles, assignments, and types of crews.
    3. Summarize the reorganization of a division that operates and maintains a wastewater collection system.
    4. Explain establishing and organizing a maintenance program for preventive and emergency maintenance.
    5. Calculate performance indicators and ratings for the sewer lines and lift stations in a wastewater collection system.
  14. Describe the development and implementation of a CMOM program for a wastewater collection system.
    1. Define CMOM and explain why this program is critical to a successful collection system.
    2. Identify causes that can lead to poor performance and deterioration of a wastewater collection system.
    3. Summarize all phases of management and administration for wastewater collection systems.
    4. Outline the operation and maintenance program goals so that wastewater collection systems are compliant with regulatory requirements.
    5. Identify and explain special elements of a CMOM program.
    6. Explain purpose, benefits, and methods of data management.
    7. Explain regulatory and public expectations regarding performance of a wastewater collection system agency.



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