Clarifying 163 Common Questions
on CM 214 Midterm
How many jack studs are being used to transfer
the load around the door opening in this photo?
a. five
b. three
c. two - ✔ ✔ three
If the load-bearing walls have single top plates,
which of the following is NOT true?
a. The top plates must be joined at splices and
corners.
b. The top plates must be joined with 2×
material.
c. The top plates must be joined at intersecting
walls. - ✔ ✔ The top plates must be joined
with 2× material.
,Where a plumbing drain line will run through
an interior wall, which of the following should
you See in the wall?
a. 2×6s
b. doubled 2×4s
c. 2×4s - ✔ ✔ 2×6s
When the foundation slab is poured, the
foundation crew should ________ to prevent
the aggregate from separating from the cement
paste.
a. avoid the use of a concrete vibrator in deeper
areas of the slab
b. screed as little as possible
c. pour the concrete no more than 3 feet above
the foundation footprint - ✔ ✔ pour the
concrete no more than 3 feet above the
foundation footprint
,If a penetration through the slab edge or stem
wall doesn't have a sleeve, which of the
following is true?
a. The foundation concrete should be greater
than 5000 psi.
b. The penetration doesn't need to be protected
from the concrete.
c. The water-to-cement ratio should be 0.65 or
less. - ✔ ✔ The foundation concrete should
be greater than 5000 psi.
A 4-inch slab should have control joints no
farther apart than ________ in either direction.
a. 10 feet
b. 12 feet
c. 8 feet - ✔ ✔ 10 feet
Finishing a concrete slab with a wood or
magnesium trowel can ________.
, a. bring too much cement paste to the top
b. create an uneven finish
c. bring too much aggregate to the top - ✔ ✔
bring too much cement paste to the top
Foundation concrete should have a slump of
________.
a. 5 inches
b. 4 inches or less
c. 6 inches or more - ✔ ✔ 4 inches or less
When pouring a concrete foundation slab, it's
important to ________.
a. add water as needed for workability
b. ensure proper segregation of the concrete
c. screed the concrete thoroughly to consolidate
it - ✔ ✔ screed the concrete thoroughly to
consolidate it
on CM 214 Midterm
How many jack studs are being used to transfer
the load around the door opening in this photo?
a. five
b. three
c. two - ✔ ✔ three
If the load-bearing walls have single top plates,
which of the following is NOT true?
a. The top plates must be joined at splices and
corners.
b. The top plates must be joined with 2×
material.
c. The top plates must be joined at intersecting
walls. - ✔ ✔ The top plates must be joined
with 2× material.
,Where a plumbing drain line will run through
an interior wall, which of the following should
you See in the wall?
a. 2×6s
b. doubled 2×4s
c. 2×4s - ✔ ✔ 2×6s
When the foundation slab is poured, the
foundation crew should ________ to prevent
the aggregate from separating from the cement
paste.
a. avoid the use of a concrete vibrator in deeper
areas of the slab
b. screed as little as possible
c. pour the concrete no more than 3 feet above
the foundation footprint - ✔ ✔ pour the
concrete no more than 3 feet above the
foundation footprint
,If a penetration through the slab edge or stem
wall doesn't have a sleeve, which of the
following is true?
a. The foundation concrete should be greater
than 5000 psi.
b. The penetration doesn't need to be protected
from the concrete.
c. The water-to-cement ratio should be 0.65 or
less. - ✔ ✔ The foundation concrete should
be greater than 5000 psi.
A 4-inch slab should have control joints no
farther apart than ________ in either direction.
a. 10 feet
b. 12 feet
c. 8 feet - ✔ ✔ 10 feet
Finishing a concrete slab with a wood or
magnesium trowel can ________.
, a. bring too much cement paste to the top
b. create an uneven finish
c. bring too much aggregate to the top - ✔ ✔
bring too much cement paste to the top
Foundation concrete should have a slump of
________.
a. 5 inches
b. 4 inches or less
c. 6 inches or more - ✔ ✔ 4 inches or less
When pouring a concrete foundation slab, it's
important to ________.
a. add water as needed for workability
b. ensure proper segregation of the concrete
c. screed the concrete thoroughly to consolidate
it - ✔ ✔ screed the concrete thoroughly to
consolidate it
