Operation & maintenance of water networks

Program Objectives:

• Knowledge of the basic components of water transmission and distribution networks.
• Ability to operate drinking water networks optimally.
• Ability to follow standard guidelines for maintaining network components.
• Ability to observe industrial safety and occupational safety regulations.
• Identify the most common problems facing networks.
• Ability to protect networks from these problems.
• Ability to use maps and records.

Program Topics:

General Introduction to the Network

• Definition of the Network
• Benefits of Networks
• Different Uses of Water
• Domestic Consumption
• Commercial and Industrial Consumption
• General Consumption
• Losses and Waste
• Fire Resistance
• Factors Affecting Consumption Rates
• Expressing Consumption Rates
• Importance of Studying Consumption Rates
• Pressure in Networks
• Speed ​​in Networks
• Areas of Network Use in Drinking Water Facilities
• Network Components and Accessories
• Water Transmission and Distribution Methods Network Monitoring Work

Operation and Maintenance of Hoists and Tanks

• Hoists
• Classification of Hoists
• What Must Be Considered in the Hoist
• Standard Operating Procedures for the Hoist
• Before Operation
• During Operation
• Tanks
• Types of Tanks
• Ground Tanks
• Overhead Tanks
• What Must Be Considered in Tanks
• Standard Guidelines for Filling Tanks
• Washing and Disinfecting Tanks
• Steps for Washing and Disinfecting Tanks
• Method of Preparing a Chlorine Solution
• Standard Guidelines for Tank Maintenance

Pipes

• Technical Specifications for Pipes
• Pipe Testing
• Types Pipes
• Factors Affecting the Selection of Pipe Types
• Pipe Inspection and Receiving
• Gray Cast Iron Pipes
• Ductile Cast Iron Pipes
• Steel Iron Pipes
• Asbestos Cement Pipes
• Prestressed Concrete Pipes
• Fiberglass Pipes
• Polyethylene Pipes
• Plastic Pipes (Ultra-Velvet Polyvinyl Chloride – known as Poly)

Valves and Their Parts

• Importance of Valves
• Uses of Valves
• Types of Valves
• Sliding Valves and Their Components
• Rotary Valves and Their Components
• Basic Components of a Valve
• Technical Specifications of Valves
• Materials from Which Valve Parts Are Made
• Choosing Valve Installation Locations
• Operational Testing
• Body Pressure Testing
• Leakage Testing
• Torque Testing
• Valve Inspection
• Post-Empty Inspection
• Operation
• Specifications
• Valve Operation
• Valve Maintenance
• Valve Storage
• Special Parts
• Joint
• Network Problems

Drinking Water Network Problems

• Poor Water Quality
• Sources and Locations Poor Water Quality
• Causes of Poor Water Quality in the Distribution Network
• Causes of Poor Water Quality in Main Pipes
• Poor Water Quality in Tanks
• Breakages
• Leakage
• Reasons for Measurement of Discharge and Leakage
• Purpose and Benefits of Measuring and Detecting Leakage
• Water Leakage
• Expected Damage from Water Leakage
• Effective Methods for Addressing Water Leakage Problems
• In Case of Positive Leakage (High Pressure)
• In Case of Negative Leakage (Drop in Pressure)
• Weak Water

Washing and Disinfecting Networks

• The Main Purpose of Washing Network Pipelines
• Maintaining Control over Water Quality in the Network
• Planning a Periodic Washing Program
• Water Network Disinfection
• Disinfection Steps and Procedures
• Disinfection by Continuous Feed Method Disinfection by Single Batch Method

Occupational Safety and Health in Networks

• Responsibility
• Management Responsibility
• Responsibility of the Person Responsible for Occupational Safety and Health at the Worksite
• Responsibility of the Supervisor or Observer at the Worksite
• Responsibility of the Worker During Maintenance Work
• Hazards and Causes of Accidents
• Types of Hazards to Which Workers Are Exposed Networks
• Risks specific to the work team
• Risks specific to vehicles
• Risks specific to other facilities
• Risks specific to adjacent facilities
• Risks specific to the public

Maps

• Importance of Maps
• Types of Maps
• Comprehensive Maps
• Partial Maps
• Valve Maps
• Intersection Maps
• Leak Maps