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WorksheetsQ202 Masonry Applications (28105)
Total questions: 26
Worksheet time: 13mins
Mortar is easiest to clean from a masonry surface after it has dried.
true
false
Which of the following statements about patching mortar is incorrect?
Pointing is done with soft mortar joints.
On deep joints, apply one thick joint when tuckpointing.
Tuckpointing replaces hardened mortar.
Wet the masonry before tuckpointing.
Control joints in a CMU wall should be no more than ____ apart.
15 feet
24 inches
30 feet
24 feet
CMUs should be kept damp during storage to prevent shrinking and cracking.
true
false
The minimum compressive strength of non-structural block is ___ psi.
500
200
600
800
Which of the following is not a brick position?
flier
soldier
header
stretcher
Bricks must have the proper moisture content so that ______.
the mortar will harden properly
the mortar can be mixed with less water
they won't split
they won't shrink
Use ____ to strengthen cavity walls that are to be grouted.
steel reinforcement bars
joint reinforcement ties
metal ties
veneer ties
The material that makes the finest sill block is _____.
a row of stretchers
concrete ashlar
rubble stone
limestone ashlar
The objective of all setup work is to make everything efficient and convenient for the masons once they begin laying.
true
false
Dry bonding is a special type of masonry adhesive that does not require water.
true
false
Which of the following statements about block head joints is incorrect?
Do not move a block once it is set in place.
The first course of block requires a full furrowed bed joint.
Use a full block bed joint on a non-reinforced wall.
If a block must be moved, rebutter with fresh mortar
Which of the following is not a type of bond used to bond masonry units?
mechanical bond
integral bond
pattern bond
structural pattern bond
Moving a masonry unit after it is leveled will not affect bond integrity.
true
false
Which of the following structural pattern bonds is likely to be found in a single-wythe wall?
running bond
Flemish bond
Dutch bond
English bond
There are ___ web cuts available for three-cell blocks.
2
3
1
4
Cutting block with the blade of a trowel is a desirable cutting method.
true
false
Which of the following statements about cutting and splitting block or brick is incorrect?
Hydraulics are used to operate splitters.
Diamond saws require water.
Carborundum saws cut dry.
Dust from cutting block is harmless.
The height of a course of brick or block is measured with a ____.
laser beam
mason's rule
surveyor's transit
mason's level
The plumb of a wall is checked with a _____.
mason's rule
surveyor's transit
mason's level
framing square
When using blocks, it is possible to check block alignment in a wall by looking down into the hollow cores and seeing if they are aligned.
true
false
This device is used to prevent a long line from sagging.
twig
line stretcher
corner pole
line block
The return or bend in a rackback corner must be a ____ degree angle.
90
180
60
45
Dressing of mortar joints is done with a _____.
trowel
soft brush
jointer
sled runner
Which of the following joints finishes is not a standard mortar joint finish?
raked
wye
beaded
flush
In two-wythe walls, a structural bond can be made by:
using sailors
staggering the placement of bricks
using a one-half or one-third lap
overlapping brick between the wythes.
