ICC Reinforced Concrete
A beam is primarily subject to ____ whole a column is primarily subject to _______. -
ANS - A. Shear, Flexure B. Compression, flexure C. Flexure, compression D.
Compression, shear
Answer C. Flexure, Compression
A beam is primarily subject to compression while a column is primarily subject to shear.
True or False - ANS - False.
Beam is subject to Flexure, column is subject to compression.
A grade 60 bar has a minimum what? - ANS - Minimum YIELD strength of 60,000 psi
A low-alloy steel bar conforms to? - ANS - ASTM A706
Ref: ACI 318, 20.2.1.3
A mechanical splice must achieve? - ANS - 125% of the grade strength of the bar
A_____ is a horizontal member that transfers loads laterally. - ANS - Beam
According to section 19.2.1.1, no structural concrete shall be less than _______ psi in
strength. - ANS - 2,500
ACI 318 - ANS - Governs structural concrete design, construction, inspection and
acceptance
Adding water to a concrete mix will: - ANS - Decrease the compressive strength
Aggregates make up what percent of concrete? - ANS - 60-80%
, Aggregates not conforming to ASTM C33 or C330 must be what? - ANS - Shown by
test or actual service to produce concrete of adequate strength and durability and
approved by the building official.
An ASTM A615 #7 bar has the diameter of? - ANS - A: 7/8 of an inch (#22) B: 3/4 of
an inch (#19) C: 1/2 of an inch (#13) D: 1 1/8 of an inch (#29)
Answer: A
ASTM C33 is divided into 2 Categories. What are they? - ANS - Coarse & Fine
ASTM C33 pertains to what? - ANS - A: Water B: Steel Fiber Reinforcement C:
Calcium Chloride D: Normalweight Aggregate E: None of the Above
Answer D: Normalweight Aggregate
Cement forming chemical bonds with water molecules, which sets things in motion to
become an extremely hardened material. - ANS - Hydration Process
Concrete is a mixture of: - ANS - Aggregate, Sand, Cement, and Water
Deep Foundation Caisson - ANS - Round concrete columns extending deep into the
ground
Describe the difference between tensile, flexural, and shear forces - ANS - Tensile:
being pulled apart
Flexural: Flexing
Shear: being bent
Foundations cast at the same elevation as the soil grade are known as: - ANS -
Shallow
How many bars can be bundled together maximum? - ANS - 4
How much does water weigh per gallon, approximately? - ANS - 8.34 pounds
How should bundled bars be spliced? - ANS - Lap splicing individual bars within the
bundle at staggered locations.
A beam is primarily subject to ____ whole a column is primarily subject to _______. -
ANS - A. Shear, Flexure B. Compression, flexure C. Flexure, compression D.
Compression, shear
Answer C. Flexure, Compression
A beam is primarily subject to compression while a column is primarily subject to shear.
True or False - ANS - False.
Beam is subject to Flexure, column is subject to compression.
A grade 60 bar has a minimum what? - ANS - Minimum YIELD strength of 60,000 psi
A low-alloy steel bar conforms to? - ANS - ASTM A706
Ref: ACI 318, 20.2.1.3
A mechanical splice must achieve? - ANS - 125% of the grade strength of the bar
A_____ is a horizontal member that transfers loads laterally. - ANS - Beam
According to section 19.2.1.1, no structural concrete shall be less than _______ psi in
strength. - ANS - 2,500
ACI 318 - ANS - Governs structural concrete design, construction, inspection and
acceptance
Adding water to a concrete mix will: - ANS - Decrease the compressive strength
Aggregates make up what percent of concrete? - ANS - 60-80%
, Aggregates not conforming to ASTM C33 or C330 must be what? - ANS - Shown by
test or actual service to produce concrete of adequate strength and durability and
approved by the building official.
An ASTM A615 #7 bar has the diameter of? - ANS - A: 7/8 of an inch (#22) B: 3/4 of
an inch (#19) C: 1/2 of an inch (#13) D: 1 1/8 of an inch (#29)
Answer: A
ASTM C33 is divided into 2 Categories. What are they? - ANS - Coarse & Fine
ASTM C33 pertains to what? - ANS - A: Water B: Steel Fiber Reinforcement C:
Calcium Chloride D: Normalweight Aggregate E: None of the Above
Answer D: Normalweight Aggregate
Cement forming chemical bonds with water molecules, which sets things in motion to
become an extremely hardened material. - ANS - Hydration Process
Concrete is a mixture of: - ANS - Aggregate, Sand, Cement, and Water
Deep Foundation Caisson - ANS - Round concrete columns extending deep into the
ground
Describe the difference between tensile, flexural, and shear forces - ANS - Tensile:
being pulled apart
Flexural: Flexing
Shear: being bent
Foundations cast at the same elevation as the soil grade are known as: - ANS -
Shallow
How many bars can be bundled together maximum? - ANS - 4
How much does water weigh per gallon, approximately? - ANS - 8.34 pounds
How should bundled bars be spliced? - ANS - Lap splicing individual bars within the
bundle at staggered locations.
