CSLB Concrete C8 License Practice Test #2 QUESTIONS AND
CORRECT ANSWERS | GRADED A+ | LATEST EXAM |
VERIFIED ANSWERS
Terms in this set (81)
Pre stressing steel
All of the structural steel is
considered satisfactory
Explanation:
even if it is rusted, but still
If the pre stressing steel is rusted, it cannot be
meets the density
used since it does not meet the compliance
requirements, except
requirements.
___________________.
The compressive strength More
of concrete when treated
with a 4" cube is always
_ ___ than when tested with a
6" cube.
Mix design
The practice of making
concrete to achieve the
Explanation:
stipulated minimum
Mix design uses the theoretical calculations to get
strength and durability and
the desired higher strength in concrete but yet
to make concrete in the best
consuming minimum cement.
economical manner is
called__________________ _.
What is the purpose of To avoid emissions:
using SCM in concrete other The cement production is responsible for 7% of
than meeting workability the greenhouse gas emissions (GHG).
requirements?
If the contractor has to Before 1 1/2 hours
transport the concrete, what
is the specified time for the Explanation:
concrete after catching Or before 250 revolutions of the drum
under normal
circumstances?
, What is NOT a key purpose in Short term curing period
using SCM in concrete?
The rough concrete finishes Traction
are generally appropriate for
surfaces subject to
_______________.
Circular columns carry more load.
Why would the
cylindrical/circular columns Explanation:
be chosen over the For the given cross section area, circular columns carry
square/rectangular more load as compared to square/rectangular columns.
columns?
3/4" (20mm)
The size of the vibration
needle to be used for concrete Explanation:
vibration for slab is It is based on the thickness of the slab, generally
______________ inch. 3/4" needle is used and in rare cases 1 1/2"
needle is also used.
ALL OF THESE!
What are the compliance
requirements that the -Homogeneity
concrete must meet to pass -Strength
the acceptance test? -Workability
Chemicals
The additives used to
enhance the performance of
Explanation:
concrete for the special
Shall not be confused with admixtures
purposes is/are called:
CORRECT ANSWERS | GRADED A+ | LATEST EXAM |
VERIFIED ANSWERS
Terms in this set (81)
Pre stressing steel
All of the structural steel is
considered satisfactory
Explanation:
even if it is rusted, but still
If the pre stressing steel is rusted, it cannot be
meets the density
used since it does not meet the compliance
requirements, except
requirements.
___________________.
The compressive strength More
of concrete when treated
with a 4" cube is always
_ ___ than when tested with a
6" cube.
Mix design
The practice of making
concrete to achieve the
Explanation:
stipulated minimum
Mix design uses the theoretical calculations to get
strength and durability and
the desired higher strength in concrete but yet
to make concrete in the best
consuming minimum cement.
economical manner is
called__________________ _.
What is the purpose of To avoid emissions:
using SCM in concrete other The cement production is responsible for 7% of
than meeting workability the greenhouse gas emissions (GHG).
requirements?
If the contractor has to Before 1 1/2 hours
transport the concrete, what
is the specified time for the Explanation:
concrete after catching Or before 250 revolutions of the drum
under normal
circumstances?
, What is NOT a key purpose in Short term curing period
using SCM in concrete?
The rough concrete finishes Traction
are generally appropriate for
surfaces subject to
_______________.
Circular columns carry more load.
Why would the
cylindrical/circular columns Explanation:
be chosen over the For the given cross section area, circular columns carry
square/rectangular more load as compared to square/rectangular columns.
columns?
3/4" (20mm)
The size of the vibration
needle to be used for concrete Explanation:
vibration for slab is It is based on the thickness of the slab, generally
______________ inch. 3/4" needle is used and in rare cases 1 1/2"
needle is also used.
ALL OF THESE!
What are the compliance
requirements that the -Homogeneity
concrete must meet to pass -Strength
the acceptance test? -Workability
Chemicals
The additives used to
enhance the performance of
Explanation:
concrete for the special
Shall not be confused with admixtures
purposes is/are called:
