Public Hearing Virginia Graeme Baker Pool and Spa ... - Pool Safely

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The rating for the 2006 ICC 18" x 23" rectangular grate with 550/0 opening is only 146 gpm An impractical use of a large outlet A B := 18in·23in - 4.(4in)2 + n.(4in)2 A B = 400.265in 2 aB := fA B aB = 1.529f? 2 AR:=AT-A B A R = 13.735in aR := fAR aR = 0.052f? Q:=aR.~p ft3 Q = 0.326- IQ = 146gpIij Wnacceptably low flow rating s br such a large (18 x 23)outlet C-aB 2 With 55 % open area.
24" x 24" Inch Outlet • 55% opening • 22.37" square perforated zone • Flowing at 1.242 fps • Rating of 1065gpm • Using conservative C=2.1
Page 1 and 2: u.s. CONSUMER PRODUCT SAFETY COMMIS
Page 3 and 4: APSP 211lE1lln....... Ai_dill VA 22
Page 5 and 6: 2111E111n.......... AI_.... VA 2231
Page 7 and 8: COVER/GRATE FORMULA EXAMPLES - See
Page 9 and 10: R4 ----------T 1 I +Torso ~cimen I
Page 11: o CO o o CO o o o C"0
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Page 16 and 17: Suppose we make an outlet exactly t
Page 18 and 19: How to define allowable flow? • A
Page 20 and 21: 24x24 inch outlet • 55% opening 2
Page 22 and 23: "Converting" 18x18" to 29" diagonal
Page 24 and 25: Key Points • "Unblockable" implie
Page 26 and 27: Who do we intend to protect? The 99
Page 28 and 29: The 2006 ICC Code had an 18 x 23 RE
Page 32 and 33: 3" x 31" Channel with 450/0 open ar
Page 34 and 35: An interesting Configuration • An
Page 36 and 37: Edge-Only Perforated Cover • Calc
Page 38 and 39: Key Points • "Unblockable" implie
Page 40 and 41: Statement by Myles P. McMorrow My n
Page 42 and 43: Many people think with the way that
Page 45 and 46: David Stingl Stingl Products Todd A
Page 47: Stevenson. Todd From: Sent: To: SUb
Page 50 and 51: We believe the CPSC has taken these
Page 52 and 53: I. Current Staff Attempts to Provid
Page 54: Stevenson. Todd From: Sent: To: SUb
Page 57 and 58: My name is Matthew Whalen and I rep
Page 61 and 62: Stevenson, Todd Ron Schroader New W
Page 63 and 64: .r . To the pool and spa safety com
Page 65: Stevenson, Todd From: Sent: To: Sub
Page 68 and 69: INTERPRETATION VERBIAGE The ASME A1
Page 70 and 71: IN THE CPSC SURVEY IT WAS SAID "Th
Page 72 and 73: TYPICAL OF 7 DRAIN SUMPS @'l UTSA S
Page 74 and 75: l-- 45 FEET OF 10' PIPE ~ 100# CONC
Page 76 and 77: COVER FINALLY PULLED OUTOFPOOL FLOO
Page 78 and 79: Leif Zars From: Sent: To: Cc: Subje
Page 81 and 82:
Bonnie Snow BeeSafe Systems Written
Page 85:
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Page 89 and 90:
Individual Tubular Channels Functio
Page 91:
Stevenson. Todd From: Sent: To: Sub
Page 94 and 95:
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Page 96 and 97:
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Page 98 and 99:
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Page 102 and 103:
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Page 104 and 105:
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Page 106 and 107:
WILLIAMS ARCHITECTS ARCHITECTS PLAN
Page 108:
ASME A112.19.8 - IISuction Fittings
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Public Hearing Virginia Graeme Baker Pool and Spa ... - Pool Safely

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