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Worksheet for
IAPMO Trades Test
WATER PIPE
SIZING
IMPORTANT: Enter all answers in the computer!
This document is only a worksheet. It will be
destroyed at the conclusion of your test session.
Clothes washer
Water heater
Shower unit
Lavatory
DO NOT COPY
Kitchen sink
Hose bibb
Water closet
Sprinklers 8 heads
Sprinklers 8 heads
Bathtub
Lavatory
INSTRUCTIONS
IMPORTANT: Enter all answers in the computer!
GIVEN: Difference in elevation 10 feet to highest outlet.
p length
g
120 feet: Greatest developed
Flush tank water closets used
90 feet: PSI design pressure available (at meter.)
Mark Fixture Unit Load
Indicate Pipe Size
Pressure reducing valve. Based on 80 PSI reduced pressure.
Water meter
Copyright© 2008 IAPMO
Water closet
Worksheet for
IAPMO Trades Test
GAS PIPE SIZING
DO NOT COPY
Recessed
oven
Gas log
R
Recessed d
top burner
Barbeque
IMPORTANT: Enter all
answers in the computer!
This document is only a
worksheet. It will be destroyed
at the conclusion of your test
session
session.
Recessed top burner
Hot water heater
50 gallon
Recessed oven
Gas log
Refrigerator
Barbeque
Clothes dryer
Clothes dryer
Clothes dryer
INSTRUCTIONS
IMPORTANT: Enter all answers in the computer!
GIVEN:
4 Pressure Drop: 0
4.
0.5
5W
W.C.
C
1 Pipe: Schedule 40 Metallic
1.
5.
Specific
Gravity:
0.60
2. Gas: Natural
6. Heating Value: 1,000 BTU per cubic foot
3. Inlet Pressure: Less than 2 PSI
Indicate:
accumulated CFH demand
pipe size
Gas meter
Copyright© 20
008 IAPMO
Refrigerator
Tank
W.C.
Tub
Tank
W.C.
Lav.
Lav.
wer
Show
Taank
W..C.
Laundry
sink
(tray)
Kitchen
sink
LY A WORKSHE
EET. IT WILL BE
E DESTROYED A
AT THE
THIS DOUCMENT IS ONL
SION OF YOUR TEST SESSION
N.
CONCLUS
ENTER AL
LL ANSWERS IN
N THE COMPUT
TER!
Copyright©
© 2008 IAPMO
20 Gal/min
sew
wage ejector
C.O.
Plug
IMP
PORTANT: Enter all
answers in the com
mputer!
This
s document is on
nly a
work
ksheet. It will be destroyed
at th
he conclusion of your test
sess
sion.
GIVEN: Us
se 1.6 GPM grav
vity flush tank.
The
e two vents show
wn are the only v
vents through the
e roof.
Assign resiidential fixture un
nits to all fixtures
s and pipes at po
oints indicated.
Size traps, cleanouts, drain
nage and vent piiping at all points
s indicated.
INSTRUCT
TIONS
C.O.
Plug
Lav.
. DO NO
OT COPY
Residentia
R
al Building
D.W.V.
D
PIP
PE SIZING
G
Worksheet for IA
APMO Trade
es Test