CLASS 1 CERTIFICATION - WATER TREATMENT - 36%PROCESSES MODULE Sources & Characteristics 301basic Characteristics of ground and surface waters, seasonal and daily quality changes, seasonal and daily demands. Quality Assurance & Control 302advanced QA/QC - Indicators of water quality, quality control procedures. Compliance 303advanced Ontario environmental legislation affecting water treatment plants, scope and authority of certificates of approval, owner/operator responsibilities. Screening 304 intermediate Well Screensadvanced   Intake Ports / Bar Screensbasic   Hand Cleaned Screensbasic Fine mesh, secondary screens. Mechanically Cleaned Screensbasic   Microscreens 305basic   Aeration 306intermediate Diffused aerators, mechanical aerators-mixer,cascade aerators. Coagulation and Flocculation 307basic Mixer (flash, high speed), air injector / diffuser, hydraulic (static mixer), baffles. Coagulant Aids 308basic Pipe corrosion characteristics, coatings (metallic and non-metallic), chemical treatment (cathodic protection is covered in the support systems module). Clarification 309 Presedimentation basic   Sedimentation Basins basic   Upflow Solids Contractors basic   Tube Settlers basic   Filtration 310 Rapid Sand basic   Mixed or Multimedia basic   Pressure basic   Diatomaceous Earth basic   Granular Activated Sludge basic   Slow Sand intermediate   Membrane Technology basic Microfiltration, ultrafiltration Disinfection 311 Gas Chlorinators intermediate   Ozonators basic   Ammoniators basic   Ultraviolet Units basic   Chlorine Dioxide Feeders basic   Hypochlorinators advanced   Iodinization / Bromine Processors     Evaporators     Fluoridation 312intermediate   Taste and Odour Control 313 Feeders intermediate   Aerators / Oxidators intermediate   Contactor Beds basic   Storage 314 Ground Storage Tanks advanced   Elevated Tanks advanced   Standpipes advanced   Hydropneumatic Pressure Tanks basic   Chemical Precipitation Softening 315basic   Ion Exchange 316basic   Iron and Manganese Removal 317basic Chemical precipitation units, aerators, filter units Reverse Osmosis 318basic   Demineralization 319basic   Dechlorination 320basic   Colour / Organic Removal 321basic   Recirculation 322basic   Waste Treatment (Sludge Handling) 323basic Sludge conditioning, sludge drying beds, sludge vacuum filters, sludge filter press, sludge belt press, sludge centrifuges, landfill solids, land application of solids. Laboratory - Plant Process Tests 326 Tests routinely conducted on site by operators, often using portable equipment. Includes alkalinity, chlorine residual, colour, fluoride, iron, jar test, pH, temperature, total hardness and turbidity. Alkalinity intermediate   Aluminum basic   Chlorine advanced   Colour intermediate   Fluoride advanced   Iron basic   Jar Test basic   pH advanced   Temperature advanced   Total Hardness intermediate   Turbidity (NTU) advanced   General Lab Tests 327basic Lab tests conducted by laboratory technicians (includes algae, ammonia, biomass, calcium, chloride, coliforms, manganese, nitrate, orthophosphate, particle count, phosphate, specific conductance, sulphate, sulphide, threshold odour number, TOC, total solids), basic understanding of test purpose, acceptable ranges, meaning of lab results. Water Distribution 328 Topics include: watermains, pipe installation, valves and hydrants, storage reservoirs, operation and maintenance distribution piping, and distribution pumphouses.

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