-SURVEYOR-

STEP 2: Verify that these objectives were covered in your course.

1. Introduction

-Types of back flow prevention assemblies and devices
-Application and installation
-Repairer Responsibilities

2. General knowledge pertaining to:

-Consensus standards writing organizations
-Listing agencies
-Reading blueprints
-Codes and regulations from Federal, State and local levels -Testing laboratories
-Professional associations

3. Hydraulics & science pertaining to:

-Backflow
-Backpressure
-Backsiphonage
-Cavitation
-Differential pressure
-General knowledge of testing and trouble shooting
-Rigging (weight load)
-Special tool requirements
-Spring containment
-Thermal expansion
-Torque requirements
-Turbulence
-Types of fasteners
-Vacuum
-Venturi Principle

4. Safety precautions and hazards during cross connection control surveys

-Animals and insects
-Confined spaces
-Electricity
-General safety
-Vehicle traffic

5.Knowledge of common, potential, recurring and protected cross connections found within:

-Funeral homes, general industries, medical facilities, offices, restaurants, etc.

6. Product performance knowledge:

-Assembly working pressure (minimum and maximum)
-Assembly working temperature (minimum and maximum)
-Backflow, backpressure and backsiphonage
-Continuous pressure
-Degree of hazard
-Installation with respect to device orientation, direction of flow and elevation
-Local codes
-Pressure loss

7. Parts, terminology & identification, and application & installation for the following:

-Air Gap (ANSI A112.1.2)
-Atmospheric Type Vacuum Breakers (ASSE 1001)
-Anti-siphon Fill Valves (Ballcocks) for Gravity Water Closet Flush Tanks (ASSE 1002)
-Hose Connection Vacuum Breakers (ASSE 1011)
-Backflow Preventer with Intermediate Atmospheric Vent (ASSE 1012)
-Reduced Pressure Principle Backflow Preventers (ASSE 1013)
-Double Check Backflow Prevention Assemblies (ASSE 1015)
-Vacuum Breaker Wall Hydrants, Freeze Resistant, Automatic Draining Type (ASSE 1019)
-Pressure Vacuum Breaker Assembly ( ASSE 1020)
-Drain Air Gaps for Domestic Dishwasher Applications (ASSE 1021)
-Backflow Preventer for Beverage Dispensing Machines (ASSE 1022)
-Dual Check Backflow Preventers (ASSE 1024)
-Dual Check Valve Type BF for Carbonated Beverage DispensersASSE 1032)
-Laboratory Faucet Backflow Preventers (ASSE 1035–current edition)
-Reduced Pressure Detector Fire Protection Backflow Prevention Assembly (ASSE 1047)
-Double Check Detector Fire Protection Backflow Prevention Assemblies (ASSE 1048)
-Hose Connection Backflow Preventer (ASSE 1052)
-Spill Resistant Vacuum Breaker (ASSE 1056)

8. Conducting a survey

-Actions taken prior to conducting a cross connection control survey
-Notification to proper authorities
-Notification to premise occupants
-Display proper identification

9. Conducting a survey - Safety inspection

-Field evaluation for safety hazards regarding Federal, State and local safety regulations
-Confined spaces – ventilation, access, oxygen content
-Chemical, electrical or flammable hazards
-Hazards related to elevation of devices
-Hazards to the surveyor and other persons
-Security for Backflow Prevention Assemblies

10.Conducting a survey - Checklist

-Complete a cross connection control survey checklist which includes systems identification, assembly and device locations and potential and actual cross connections

Record the physical identification of backflow prevention assemblies including:
-Type of device, manufacturer, model number, serial number, size, location, type of shut off valves, building address, observations

Connection control surveyor data including:
-Surveyor’s printed name and signature, surveyor’s identification, and date and time of cross connection control survey.

11. Conducting a survey - Documentation

Review of the actions taken after completing a cross connection control survey inspection:
-Completion of the proper documentation.

12. Vocabulary and definitions