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10/3/2012
1
Les O’Brien
What Makes an Effective Backflow Training Program?
WHO
WHAT
WHERE
WHEN
HOW
WHO
o Students
Active Learners
Passive Learners
WHO will attend?
Plumbing and Pipefitting Contractors
Plumbing Inspectors
Health Officials
Fire Protection Contractors
Lawn Irrigation Contractors
Mechanical and Utility Contractors
WHO else will attend?
Utility Employees
Utility Administrators
Engineers
Employees from private industry
Employees from universities, military bases, etc.
State Sanitary Survey Inspectors
WHO will teach?
Instructors
Trained and certified
Knowledgeable
Field experienced as a tester
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2
WHAT classes do we teach? Backflow Tester Training and Certification
Program
Large Diameter Backflow Assembly Repair Certification
Advanced Backflow Assembly Test Procedures
Program Manager Series
Backflow Training for Utility Employees
Backflow Training for State Officials
WHAT classes do we teach? (cont.)
Backflow Tester Training and Certification Program
Maximum or minimum number of students
Number of test stations
Number of test kits
Number of proctors
FIELD TEST
Picture of tester field testing assembly
WHAT classes do we teach? (cont.)
Large Diameter Backflow Assembly Repair Training and Certification
o Size of assemblies
o How many different models?
Picture of tester repairing Hersey 6C
WHAT classes do we teach? (cont.)
Advanced Backflow Assembly Test Procedures
• Compare and analyze field test procedures from
other organizations
• Develop two different RP field test procedures
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3
WHAT classes do we teach? (cont.)
Program Manager Series
Introduction to Backflow Prevention
CCC: Survey & Inspection
CCC: Ordinance and Organization
INSPECTION
Inspection photo
WHAT classes do we teach?
Backflow Training for Utility Employees
Introduction to Backflow Prevention
o Health Issues
o State and Local Regulations
o Assemblies and their proper use
WHAT classes do we teach?
Backflow Training for State Officials
Introduction to Backflow Prevention
History of Backflow
Legal Aspects
Health Issues
State and Local Regulations
Assemblies and their proper use
What to look for during a Sanitary Survey Inspection
WHERE
o Locations should be accessible
o Plenty of parking space
o Adequate classroom space
o Proper audio – visual equipment
o Comfortable environment
WHERE Wet lab
Plenty of test stations (one for every three
students)
Varity of manufacturers’ models
Adequate number and variety of test kits
Out of the weather
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4
WHEN
Convenient times
Daytime only (short courses)
Evenings
Weekends
HOW Backflow Tester Training and
Certification Program
Number of Hours? 1, 2, 3, 4, 5 days or more
What to cover?
State and Local codes
Plumbing Code
History of Backflow
Legal Aspects
Health Issues
HOW Backflow Tester Training and
Certification Program (cont.)
Hydraulic Principles
Theory of Backflow
Agencies’ Responsibilities
Assemblies and Devices
Field Test Procedures
Diagnostics
MORE QUESTIONS
Which textbook will you use?
Picture of UF-TREEO Center and USC 10th Edition textbooks
SOME MORE QUESTIONS
How Many Hours in Lecture?
How Many Hours in Wet Lab Practicing Test Procedures?
Assemblies Required to Test:
RP / RPDA
DCVA / DCDA
PVB
SVB
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5
EVEN MORE QUESTIONS Which Field Test Procedures to use?
FCCC & HR (USC) 10th Edition
Pacific NW AWWA
Canadian Standards Association
(CSA B64.10-11/B64.10.1-11)
NEWWA / ASSE
Manufacturers’ Instructions
Instructions included in test kit Logos of organizations
Test Gauges and Test Kits
• Mid-West 830, 845, 835, 847
• Duke Barton 246A, 247A, 226A-BFT
• Barton 226, 227, 246, 247
• Promaster ASRP-4, ASRP-4PM
• Febco RPTK, RPTK-1
• Duke E-Z 900
• Watts TK-9A, TK-99E, TK-99D, TKDL
Differential Pressure Gauges:
Barton 226
Examinations
Written Examination
How many questions?
Exam Administrator
Time Limit?
All exams are closed book
Examinations
Hands-on Practical Examinations
o RP / RPDA
o DCVA / DCDA
o PVB
o SVB
Exam Proctors
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6
Backflow Assembly Manufacturers
Ap0llo/Conbraco
ARI
Flomatic
Watts
• Ames
• Febco
Zurn/Wilkins
Backflow Assembly Manufacturers - Some Older Models -
Cla-Val
Hersey / BEECO
ITT-Lawler
Neptune
Orion/Toro
Rockwell
SMR
Some assemblies must fail
RP
Check Valve No. 1
Check Valve No. 2
Relief Valve
Outlet shut-off valve (Shut-off No. 2)
High by-pass OPEN
CV #1 CV #2
#2 #3 #4
#1
0
5 10
15 98 100
Low by-pass ¼ turn Max.
100
By-pass Hose
Testing the Relief Valve with a leaking outlet shut-off valve
Some assemblies must fail
DCVA
Inlet shut-off valve (Shut-off No. 1)
Check Valve No. 1
Check Valve No. 2
Outlet shut-off valve (Shut-off No. 2)
Some assemblies must fail
PVB
Inlet shut-off valve (Shut-off No. 1)
Check Valve
Air Inlet Valve
Outlet shut-off valve (Shut-off No. 2)
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7
Some assemblies must fail
SVB
Inlet shut-off valve (Shut-off No. 1)
Check Valve
Air Inlet Valve
Outlet shut-off valve (Shut-off No. 2)
Portable Test Stand
Portable Test Stand Portable Test Stand Control Panel
Certifications
By who?
How long?
Recognized by?
Map of U.S. showing State certifications
10/3/2012
8
Re-certification
When?
Where?
Process?
Written exam only
Written and hands-on exams
Mail in only?
ABPA Need to Know Criteria:
http://www.abpa.org/Doc/PDF/ Cert/Tester.Need.To.Know.Criteria.pdf
UF-TREEO Center Certification
0254 - Basic Tester
0254+ - Basic Tester +
0254A - Advanced tester
0254M - Master Tester
www.treeo.ufl.edu www.treeo.ufl.edu
UF-TREEO Testers on the Web UF-TREEO Testers on the Web
10/3/2012
9
UF-TREEO Testers on the Web UF-TREEO Testers on the Web
Reports
County or State
www.loben.info Click on “Help”
Click on “15. Presentations”
www.loben.info