Boilermaker NCCR Test Questions And Answers
Boilermaker NCCR Test
1 ft 3-3/4 in + 2 ft 1-1/16 in +5 ft 10- 7/8 in = - ANS 9 ft 3-11/16 in
A 1-inch plate is to be cut. Why should an acetylene gerulator on a cutting rig not be adjusted over 15 PSI? - ANS Acety...
Boilermaker
NCCR
Test 1
ft
3-3/4
in
+
2
ft
1-1/16
in
+5
ft
10-
7/8
in
=
-
ANS
9
ft
3-11/16
in
A
1-inch
plate
is
to
be
cut.
Why
should
an
acetylene
gerulator
on
a
cutting
rig
not
be
adjusted
over
15
PSI?
-
ANS
Acetylene
is
unstable
above
this
pressure
A
big
control
valve
is
pulled
who
is
responsible
for
the
rigging?
-
ANS
Crane
operator
and
rigger
A
boiler
maker
must
have
all
of
the
following
when
working
inside
a
vessel
except
-
ANS
A
flange
spreader
A
boilermaker
is
hydrotesting
an
exchanger
and
finds
that
a
tube
is
leaking,
What
should
the
boiler
maker
use
to
stop
the
leak?
-
ANS
Plugs
A
boilermaker
is
installing
trays
in
a
tower.
Where
should
the
wired
plates
be
installed?
-
ANS
Between
the
trays
A
boilermaker
who
is
hydrostatically
testing
an
exchanger
should
have
which
of
the
following
information?
-
ANS
The
correct
test
pressure.
A
channel
head
cover
on
an
exchanger
is
used
on
the?
-
ANS
Tube
side
A
cylindrical
tank
is
10ft
high
and
7ft
in
diameter.
What
is
the
aproximate
volume
of
the
tank?
(v=PI*Radius^2height)
-
ANS
385.0
cubic
Ft.
A
gate
valve
is
being
removed
from
a
product
line.
All
of
the
following
procedures
must
be
performed
except?
-
ANS
Valve
must
be
in
closed
position
A
leak
in
a
fin
fan
is
being
repaired
while
hydrotesting
ta
being
conducted
on
a
piping
system.
What
should
be
done
during
the
repair?
-
ANS
Pressure
should
be
relieved
before
any
tightening
is
started
A
major
component
of
a
tower
is
a?
-
ANS
Downcomer
A
pipe
will
be
lifted
with
wire
rope
slings,
Which
of
the
following
techniques
should
be
used?
-
ANS
Use
a
double
wrap
on
the
choker
to
prevent
the
choke
from
sliding
on
the
pipe A
pressure
differential
hydro
test
on
an
exchanger
is
one
-
ANS
That
is
different
when
fire
water
is
used
on
the
shell
and
a
hydro
pump
is
used
on
the
tubes
A
reboiler
in
a
tower
is
being
hydrotested,
the
water
should
be
at
what
level?
-
ANS
Above
the
reboiler
A
reboiler
in
a
tower
is
being
hydrotested.
The
water
should
be
at
what
level?
-
ANS
Above
the
re-boiler
A
reinforcement
pad
is
used
on
the
shell
of
a
vessel
to
-
ANS
Strengthen
nozzles
and
man-ways
A
worker
is
installing
a
blind
in
a
flange
for
blanking
off
the
gas
line
to
the
burners.
The
appropriate
gasket
cannot
be
found.
What
should
the
worker
do?
-
ANS
Do
not
continue
installing
the
blind
until
the
proper
gasket
can
be
found
According
to
OSHA,
oxygen
and
acetylene
cylinders
in
storage
must
be
separated
at
what
minimum
distance?
-
ANS
20
Ft
Add
the
following
fraction
and
reduce
to
the
lowest
common
denominator.
24
5/8+13
15/16+8
1/4
-
ANS
46
13/16
After
installation
of
a
variable
pipe
support,
A
boilermaker
should
verify
the?
-
ANS
Proposed
length
of
travel
has
no
obstruction
All
of
the
following
are
possible
reasons
can
overloading
except?
-
ANS
incorrect
orientation
of
the
support
All
of
the
following
tools
are
used
in
preparation
of
the
butt
weld
of
a
tube
except?
-
ANS
Chipping
Gun
All
of
the
following
would
be
reasons
for
rejecting
a
synthetic
sling
for
rigging
except?
-
ANS
An
identification
tag
on
the
wrong
side
of
the
sling
All
vessels
elevations
are
taken
from
the
-
ANS
top
of
steel
on
the
embed
ring
(base
plate)
Before
a
wall
burner
is
pulled
for
inspection
-
ANS
The
fuel
gas
valve
must
be
shut
Chain
hoist
are
primarily
designed
for
what
type
of
lifting?
-
ANS
Vertical
lifting
Dimensional
measurements
can
be
found
on
all
of
the
following
except
-
ANS
Mechanical
flow
diagram
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