International Plumbing Code Master Set
Exam | Atcual Questions and Answers with
Verified Solutions | Latest Updated 2026
All _____ plumbing products and materials
shall be
listed by a third-party certification agency
as
complying with the referenced standards.
two pipe sizes Sleeves for pipes that pass through a
foundation
wall shall be _____ pipe sizes greater than
the pipe
passing through the wall.
6 in. 12 in. Exterior water supply system piping shall
be
installed not less than _____ inches below
frost line
and not less than _____ inches below
grade.
,1 1/2 in. In concealed locations where piping is
Other than cast-iron or galvanized installed
steel piping. through holes or notches in studs, joists or
rafters
less than _____ inches from the nearest
edge of the
member, the pipe shall be protected by
steel
shield plates.
supported Buried piping shall be _____ throughout its
entire
length.
4 inches Rigid support sway bracing shall be
provided at
changes in direction greater than 45
degrees for
pipe sizes _____ inches and larger.
45º Trenches installed parallel to footings shall
not
extend below the _____-degree bearing
plane of the
footing or wall.
12 ft. The maximum horizontal spacing to
Review and know how to use this support
table. copper or copper-alloy pipe is _____ feet.
, 4 in. For pipe sizes greater than _____ inches,
restraints
shall be provided for drain pipes at all
changes in
direction and at all changes in diameter
greater
than two pipe sizes.
60 in. Urinal partitions shall begin not more than
Review the partition depth 12" from
requirements. and extend not less than _____ inches
above the
finished floor surface.
water, air All plumbing system piping shall be tested
with
either _____ or, for piping systems other
than plastic,
by _____.
15 min. When doing a drainage and vent water
test, the
water shall be kept in the system, or
portion under
test for at least _____ minutes.
backflow Annual inspections shall be made of all
_____
prevention assemblies and air gaps to
determine
whether they are operable.
Exam | Atcual Questions and Answers with
Verified Solutions | Latest Updated 2026
All _____ plumbing products and materials
shall be
listed by a third-party certification agency
as
complying with the referenced standards.
two pipe sizes Sleeves for pipes that pass through a
foundation
wall shall be _____ pipe sizes greater than
the pipe
passing through the wall.
6 in. 12 in. Exterior water supply system piping shall
be
installed not less than _____ inches below
frost line
and not less than _____ inches below
grade.
,1 1/2 in. In concealed locations where piping is
Other than cast-iron or galvanized installed
steel piping. through holes or notches in studs, joists or
rafters
less than _____ inches from the nearest
edge of the
member, the pipe shall be protected by
steel
shield plates.
supported Buried piping shall be _____ throughout its
entire
length.
4 inches Rigid support sway bracing shall be
provided at
changes in direction greater than 45
degrees for
pipe sizes _____ inches and larger.
45º Trenches installed parallel to footings shall
not
extend below the _____-degree bearing
plane of the
footing or wall.
12 ft. The maximum horizontal spacing to
Review and know how to use this support
table. copper or copper-alloy pipe is _____ feet.
, 4 in. For pipe sizes greater than _____ inches,
restraints
shall be provided for drain pipes at all
changes in
direction and at all changes in diameter
greater
than two pipe sizes.
60 in. Urinal partitions shall begin not more than
Review the partition depth 12" from
requirements. and extend not less than _____ inches
above the
finished floor surface.
water, air All plumbing system piping shall be tested
with
either _____ or, for piping systems other
than plastic,
by _____.
15 min. When doing a drainage and vent water
test, the
water shall be kept in the system, or
portion under
test for at least _____ minutes.
backflow Annual inspections shall be made of all
_____
prevention assemblies and air gaps to
determine
whether they are operable.
