Iowa DNR Grade A Need-to-Know Criteria
Establish safety plans and apply safety procedures
|
Plans
and procedures include: |
Required
capabilities: |
|
· Chemical hazard communication |
· Ability to communicate safety hazards verbally |
|
· Confined space entry |
· Ability to demonstrate safe work habits |
|
· Electrical grounding |
· Ability to follow written procedures |
|
· First-aid |
· Ability to identify potential safety hazards & unsafe |
|
· General safety and health |
work conditions |
|
· Lifting |
·
Ability to interpret
Material Safety Data Sheets |
|
· Lock-out/tag-out |
·
Ability to operate safety
equipment |
|
· Personal hygiene |
·
Knowledge of personal
protective equipment |
|
· Personal protective equipment |
·
Knowledge of potential
causes and impact of disasters on facility |
|
· Respiratory protection |
·
Knowledge of proper
application, handling and storage |
|
· Slips, trips, and falls |
of disinfectants |
|
· Transportation |
·
Knowledge of proper lifting
procedures |
|
· Trenching |
·
Knowledge of proper safety
procedures |
|
· Work zone safety (public protection) |
·
Knowledge of risk management |
Operate system
|
Tasks include: |
Required capabilities: |
|
· Add liquid disinfectants |
· Ability to adjust disinfection feed rates |
|
· Monitor, evaluate, and adjust chlorine disinfection |
· Ability to adjust flow patterns |
|
· Inspect and maintain flow measurement |
·
Ability to calculate dosage
rates |
|
·
Inspect, maintain, and repair wells |
·
Ability to confirm
disinfectant strength |
|
· Distribution system |
·
Ability to
diagnose/troubleshoot process units |
|
|
· Ability to maintain processes in normal operating condition |
|
|
· Ability to measure disinfectant weight and volume |
|
|
· Ability to perform basic math |
|
|
·
Ability to perform drawdown
tests |
|
|
· Ability to prepare disinfectants |
|
|
· Knowledge of disinfectant concepts and properties |
|
|
· Knowledge of disinfectant processes & design parameters |
|
|
· Knowledge of normal chemical range |
|
|
· Knowledge of principles of distribution repair |
|
|
· Knowledge of principles of measurement |
|
|
· Knowledge of regulations |
|
|
Evaluate characteristics of source water
|
Characteristics include: |
Required capabilities: |
|
· Bacteriological |
· Ability to communicate observations verbally |
|
· Biological |
· Ability to discriminate between normal and abnormal conditions |
|
·
Inorganic chemicals |
· Knowledge of normal characteristics of water ·
Knowledge of source water
protection plan |
|
·
Organic chemicals |
· Knowledge of well-head protection |
Collect,
perform and interpret laboratory analyses
|
Analyses include: |
Required capabilities: |
|
· Chlorine demand |
· Ability to follow written procedures |
|
· Chlorine residual |
|
|
·
Inorganic chemicals |
·
Ability to perform
disinfection calculations |
|
·
Ability to recognize
abnormal analytical results |
|
|
·
Microbiological |
· Knowledge of principles of measurement |
|
·
Organic chemicals |
· Knowledge of proper sampling techniques and procedures |
|
· Knowledge of quality control/assurance practices |
Operate
equipment
|
Equipment includes: |
Required capabilities: |
|
· Backflow preventers |
· Ability to evaluate and adjust operation of equipment |
|
· Chemical feeders |
· Ability to monitor electrical equipment |
|
·
Pumps |
· Knowledge of function of tools |
|
·
Valves |
· Knowledge of start-up and shut-down procedures |
Evaluate operation of equipment
|
Tasks include: |
Required capabilities: |
|
· Check speed of equipment |
· Ability to adjust equipment |
|
· Inspect equipment for abnormal conditions |
· Ability to diagnose/troubleshoot process units |
|
· Perform preventive maintenance on chemical feeders |
· Ability to discriminate between normal and abnormal equipment conditions |
|
· Read charts |
· Ability to follow written procedures |
|
· Read meters |
· Ability to monitor electrical and mechanical |
|
· Read pressure gauges |
equipment |
|
|
· Ability to perform general maintenance and repairs |
|
· Ability to record information |
|
|
|
· Ability to report findings |
|
· Knowledge of facility operation and maintenance |
|
|
|
Perform administrative duties
|
Tasks include: |
Required capabilities: |
|
· Administer safety program |
· Ability to communicate verbally |
|
· Establish recordkeeping systems for facility operation |
· Ability to determine what information needs to be recorded |
|
·
Manage contractor
activities |
· Ability to evaluate facility performance |
|
·
Plan and organize work
activities |
· Ability to follow written procedures |
|
·
Record information for
personnel |
· Ability to perform basic math |
|
·
Record information relating
to facility performance |
· Knowledge of facility operation and maintenance |
|
|
· Knowledge of monitoring & reporting requirements |
|
|
· Knowledge of principles of general communication |
|
· Knowledge of principles of public relations |
|
|
|
|