2017 Biennial Conference Archive: Change Requests, Technical Committee Reviews, Member Comments, and Voting Results
The 2017 CMAHC Vote on the Code Biennial Conference was held October 17-18, 2017 in Denver, Colorado. There were 179 Change requests (CRs) submitted for 2017 and voting closed on November 19, 2017.
- 179 Change requests were submitted
- 55.3% (99/179) were submitted by the public health sector
- 44.7% (80/179) were submitted by the aquatics sector
- 68% (121/179) of Change Requests passed.
- 70.7% (70/99) of CRs submitted by the public health sector passed
- 63.8% (51/80) of CRs submitted by the aquatics sector passed
- The biggest indicator of passage appeared to be the TRC recommendation. All votes (178/178) were the same as the TRC vote recommendation. The one TRC vote recommendation classified as ABSTAIN resulted in a NO member vote.
- Weighting affected 3.9% (7/179) of Change Requests. Six CRs that were NO by straight vote changed to YES on weighted vote. One tie on the popular vote changed to a YES.
- All seven CR votes that changed due to weighting had a TRC vote recommendation of YES.
All CMAHC 2017 conference CRs, member comments, and voting results are available on this page for viewing.
2017 Biennial Conference Technical Review Committee Leadership and Members
2017 Biennial Conference Technical Review Committee Leadership and Members
The Technical Review Committee's mission is to review, process, and present a comprehensive report to membership on Change Requests submitted to the CMAHC. This role is the foundation of the CMAHC mission and relies on the skills of the Committee's leadership, the technical expertise of its membership, the support of the seven Technical Support Committees, and the willingness of all members to work together to improve the MAHC.
Chair
Carl Nylander: Counsilman-Hunsaker, St Louis, MO

As a Principal of the aquatics design firm, Counsilman-Hunsaker, and a licensed professional engineer, Carl Nylander possesses a great deal of experience characterized by award-winning designs on a wide range of projects serving municipalities, universities, YMCAs, school districts, and hospitality establishments. With this expertise, Carl has demonstrated an ability to lead diverse groups through the planning, design, and construction processes. As a former competitive collegiate swimmer, coach, lifeguard, and instructor, his understanding of the aquatics industry provides practical, cost effective, and efficient designs along with a unique understanding of aquatic programs and their requirements. In addition to his design responsibilities, Carl served as the Chairman for the Facility Design & Construction Technical Committee as a part of the Model Aquatic Health Code development process from 2009 to the 2014 release of the MAHC 1st Edition.
Vice-Chair
Amanda Tarrier, New York State Department of Health, Albany, NY

Amanda Tarrier, MPH is a Principal Sanitarian at the New York State Department of Health where she works to implement recreational environmental health regulatory programs, including swimming pools and bathing beaches. Amanda's responsibilities include technical assistance, research, program evaluation, and development of policies, guidance, and training programs, including a statewide standardization program for swimming pool inspection staff. She helps coordinate the statewide program to conduct epidemiological investigations of drowning incidents occurring at regulated bathing facilities, and provides managerial support to implement federal grants. Amanda's 10 years of experience in recreational water programs has given her an understanding of the unique roles of engineering, enforcement, and education strategies for illness and injury prevention and control, and the importance of incorporating these strategies into health codes and regulatory programs. Amanda brings to the TRC a proficiency in both the structure and foundation of the MAHC, having previously served as the Assistant to the MAHC Director from 2007-2013 during the initial MAHC development process that led to the creation of the 2014 MAHC 1st Edition.
Membership
Dewey Case, YMCA of Southeast Mississippi
Steven Chevalier, Tri-County Health Department, CO
Michele Hlavsa, CDC
Josh Jacobs, UL
Eugene Knight, New Mexico Environment Department
David Lawrence, Fairfax County Health Department, VA
Ellen Meyer, Lonza
Joe Stefanyak, Jeff Ellis & Associates, Inc.
Laura Suppes, University of Wisconsin-Eau Claire, WI
2017 Biennial Conference Technical Support Committee Members
2017 Biennial Conference Technical Support Committee Members
The Technical Support Committees cover seven different technical areas and provide critical support to the Technical Review Committee in reviewing, assessing, and making recommendations regarding Change Requests.
Design and Construction
Kyle McCawley, Larkin Aquatics
Rick Merrifield, Wilmington Pools, LLC
Paul Sisson, Michigan Department of Environmental Quality (Retired)
Kent Wood, Water Technology Inc.
Disinfection and Water Quality
Bruce Bartley, Bartley Water Associates, LLC
Brian Bokowy, Allchem Performance Products
Richard Falk, Consumer
Ron George, Neptune Benson
Blake Stark, NSF International
Injury Prevention, Risk Management, and Safety
Lee Hovis, Tolomato Community Development District
Heather Keighley, Zoombezi Bay, LLC.
Miklos Valdez, Counsilman-Hunsaker
Aaron Weaver, City of Raleigh
Lifeguarding and Bather Supervision
David Bell, Boy Scouts of America (BSA)
Mike Espino, YMCA of the USA
Steve Miller, Ellis & Associates
Stephanie Shook, American Red Cross
James Wheeler, City and County of San Francisco Recreation and Park Department
Operation and Maintenance
Michael Beatty, Disney Parks and Resorts
Connie Centrella, Connie Centrella Consulting LLC
Keith Fontenot, Schlitterbahn Waterparks
Frederic Ross, Deckside Pool Service
Recirculation and Filtration
Kenneth Gregory, Pentair Water Quality Systems
John O'Hare, Hayward Industries, Inc
Jason Schallock, Anderson Poolworks
Dave Schwartz, Water's Edge Aquatic Design
Ventilation and Air Quality
Gary Lochner, Unison Comfort Technologies (Innovent)
Robert Maglievaz, Florida Department of Health-Volusia County
Paul Stewart, Desert Aire Corp
2017 Submitted Change Requests and Comments
View all CRs and CR comments here.
Timeline and Activities: CMAHC Vote on the Code 2017 Biennial Events
January to December 2016
January 22, 2016: Final 2015 voting results transmitted to CDC
January 23, 2016: CMAHC begins accepting proposed 2017 Change Requests to change the MAHC 3rd Edition. Submit using the Change Request Form
Interested parties and Members attending CMAHC listening posts, developing CR ideas, and forming work groups to discuss and write CRs for submission.
Change Requests can be submitted at any time and will be automatically open for comment by other members. These CRs can be edited and improved based on member comment using the Member Comment Form until February 3, 2017.
CMAHC recruiting for and filling positions for Subject Matter Expert/Technical Committees to support the TRC reviews
CMAHC revising and preparing guidance documents for Technical Review Committee Chair/Vice-Chair selection, member recruitment, and operations.
CMAHC Board of Directors reviewing nominations for Technical Review Committee Chair/Vice-Chair and choosing candidates to fill positions. Executive Director recruits for, and fills, Chair and Vice-Chair positions
TRC Chair and Vice-Chair recruit members for Technical Review Committee.
January 2017
January 4, 2017 (9.5 months before conference): CMAHC begins final push for new CR submissions using the Change Request form to suggest proposed changes to the MAHC 2nd Edition.
Interested parties and Members developing CR ideas and forming work groups to discuss and write CRs for submission. These CRs can be edited and improved based on member comment using the Member Comment Form until February 3, 2017.
TRC Chair and Vice-Chair recruit and finalize membership for Technical Review Committee.
February 2017
February 3, 2017 (8.5 months before conference): Deadline for Change Request form submission. All CRs are automatically posted on the CMAHC website where members can start submission of their comments. The deadline was extended to Sunday, February 12 at midnight EST.
Executive Director reviewing all CR submissions for completeness before passing to TRC for review.
February 21, 2017. TRC member orientation conference call held.
TRC Chair and Vice-Chair begin reviewing CRs to determine initial workload determination and Champion assignments.
NOTE: The CMAHC encourages members to submit comments by opening the specific Change Request and selecting to add a comment as rapidly as possible to have the greatest chance of influencing the technical reviews. Please do not wait until the close out deadline.
March 2017
TRC members begin the CR and member comment review process. Conference call schedules will be posted so Members may listen in.
NOTE: The CMAHC encourages members to submit comments by opening the specific Change Request and selecting to add a comment as rapidly as possible to have the greatest chance of influencing the technical reviews. Please do not wait until the close out deadline.
April 2017
TRC reviewing submitted CRs and member comments.
TRC members continue CR and member comment review process. Conference call schedules will be posted so Members may listen in.
NOTE: The CMAHC encourages members to submit comments by opening the specific Change Request and selecting to add a comment as rapidly as possible to have the greatest chance of influencing the technical reviews. Please do not wait until the close out deadline
May 2017
TRC members continue CR and member comment review process. Conference call schedules will be posted so Members may listen in.
NOTE: The CMAHC encourages members to submit comments by opening the specific Change Request and selecting to add a comment as rapidly as possible to have the greatest chance of influencing the technical reviews. Please do not wait until the close out deadline.
June 2017
TRC reviewing submitted CRs and member comments. Conference call schedules will be posted so Members may listen in.
July 2017
TRC finalizing CR reviews and recommendations. Conference call schedules will be posted so Members may listen in.
August 2017
Preliminary agenda for conference is posted for viewing
TRC finalizing CR reviews and recommendations. Conference call schedules will be posted so Members may listen in.
August 11, 2017 at midnight EST (2 months before conference): Close of member comment period #1 for influencing final TRC reviews and recommendations---NOTE: This timing may change due to TRC workload and when reviews are completed so Member comment will continue through the end of TRC conference calls. Members can continue submitting comments through the end of voting to influence the vote but comments received during member comment period #2 will not be incorporated into TRC reviews.
August 25, 2017 (2 months before conference): TRC submits final CR reviews and recommendations to CMAHC Executive Director. NOTE: This timing may change due to TRC workload and when reviews are completed.
September 2017
September 1, 2017 (~1.5 months before conference): Final Change Requests and Technical Review Committee reviews and revisions are reviewed and posted as completed for member viewing occurs on the CMAHC website.
CMAHC Members can continue submitting comments to influence the vote by opening the specific Change Request and selecting to add a comment.
Member comments can be submitted through the end of the voting.
October 2017
CMAHC Members can continue submitting comments to influence the vote by opening the specific Change Request and selecting to add a comment.
Member comments can be submitted through the end of the voting.
Tuesday-Wednesday October 17-18, 2017 in Denver, CO: CMAHC Vote on the Code 2017 Biennial Conference
Voting for CRs and for Board of Director Members opens with the Conference and is open for 1 month from opening of the vote.
At the Conference, members will hear presentations of CRs, TRC reviews, and member comments. Members will also have opportunities to caucus as groups (broken down by sector) during the conference to discuss the Change Requests. Caucus groups can also submit comments as a group to potentially influence the vote. See the agenda for planning your work.
Member comment on the CRs will continue through the conference and the end of voting so members can reflect on the proceedings and continue to comment on the CRs to influence the vote.
November 2017
Sunday, November 19, 2017 at midnight EST (1 month after Conference): Voting and member comment submission period closes.
December 2017
Executive Director and Board of Directors reviewing voting results
January 2018
January 19, 2018 (no later than 3 months after Conference):
- CMAHC delivers recommended MAHC changes and rationale to CDC.
- Voting results publicly posted.
Summer 2018
CDC launches 2018 MAHC (3rd Edition) for 2018 summer swim season
After CDC posts the 2018 MAHC (3rd Edition): CMAHC begins accepting CRs for 2018 MAHC 3rd Edition update process to be finalized at the CMAHC Vote on the Code Conference in October 2020.
CMAHC Vote on the Code 2017 Biennial Conference
CMAHC 2017 Biennial Conference Voting Results and CDC Submissions
2017 Biennial Conference voting results
CMAHC voting results submission letter to CDC Director
PO Box 3121
Decatur, GA 30031