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ACI Building Code Requirements for Structural Concrete with complete verified solutions 2025
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ACI Building Code Requirements for Structural Concrete with complete verified solutions 2025
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ACI: Building Code Requirementsfor Structural Concrete with
complete verified solutions
2025(already passed)
Where a concrete column is connected to a wall. The first hoop shall
be located not more than ______ from the face of a supporting
column. - answer 2 inches
The point in a joint in a strut-and-tie model where the axes of the
struts, ties, and concentrated forces acting on the joint intersect is
called what? - answer A node
Thickness of nonbearing concrete walls shall not be less than _____. -
answer 4 inches
Vertical and horizontal reinforcement shall not be spaced farther
apart than _____, nor farther apart than _________. - answer three
times the wall thickness, 18 inches
Structural plain concrete walls shall be continuously supported by
soil, footings, foundation walls, grade beams, or other structural
members capable of providing ___________. - answer continuous
vertical support
Thickness of exterior basement walls and foundation walls shall not
be less than ______ thick. - answer 7.5 inches
The use of structural plain concrete columns _______. - answer shall
not be permitted
, Bearing walls made of plain concrete shall not be less than 1/24th
the unsupported height or length, whichever is shorter, nor less
than _____ inches. - answer 5.5
Thickness of structural plain concrete footings shall not be less than
______? - answer 8 inches
Ratio of unsupported height to average least lateral dimension of
plain concrete pedestals shall not exceed ____. - answer 3
Doors and windows openings in structural plain concrete walls shall
be reinforced with a minimum of - answer Two #5 bars
What is the minimum length for bars that must extend beyond the
corners of window and door openings for a wall that is plain
concrete? - answer 24 inches
Normal weight and light weight concrete exposed to freezing and
thawing or deicing chemicals shall be air entrained. What is the
target air content for Class F2 concrete with a nominal maximum
aggregate size of 1/2"? - answer 7%
Design yield strength of structural steel core shall be the specified
minimum yield strength for the grade of structural steel used, but
not to exceed _____ psi - answer 50,000
For non-stressed cast-in-place members, what is the minimum cover
for concrete cast against and permanently exposed to earth? -
answer 3 inches
Unbonded prestressing steel shall be encased with _______, which
shall be watertight and continuous over the entire length to be
unbonded. - answer sheathing
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