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ICC REINFORCED CONCRETE Final Code Test- 60 Questions With Well Elaborated Answers 2025.
Typology: Exams
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An acceptable reinforcing steel support mechanism for a 24-inch deep footing are?
Precast dobie blocks
all of the following are true except?
---Minimum concrete cover for bundled bars of any size need not be greater than 2 inches, unless they are in a member that's permanently cast against earth
---specified concrete cover for headed shear stud reinforcement shall not be less then the cover requirement for the member in which the stud reinforcement is located
---Concrete cover for the flexural members, walls, and compression members with an effective depth of 8 - inches can vary - 3/8 of an inch
---Concrete cover for members in highly corrosive environments will typically remain the same as cast against earth
Concrete cover for members in highly corrosive environments will typically remain the same as cast agonist earth
As a general rule, Lap splicing bar larger then NO.11 Is?
not permitted
before new concrete is placed, construction joints must be?
wetted, and standing water removed
grade 60 reinforcing steel has an ultimate strength of?
90,000 psi
The__________may waive requirements for the employment of a special inspection agency if he/she finds that the construction is of minor nature.
Type II
Concrete containing pre-stressed tendons, embedded aluminum, or cast against stay in place galvanized steel forms shall not contain?
calcium chloride
billet steel bars are marked by the letter_________on the bars.
S
Concrete exposed to water with low permeability requirements shall have a maximum w/c ratio of?
The following is not allowed in concrete unless it is coated or protected from a reaction with other items in the concrete?
Aluminum
The last marking on a reinforcing steel bar is
minimum yield strength
The strength of an individual class of concrete shall be considered acceptable if the average of any three consecutive strength tests exceeds ______ and no individual test falls below ____ of f'c
50 degrees, 3
The minimum temperature of concrete when placing into an 18-inch footing when the ambient temperature is 35 degrees during discharge is
50 degrees
The plane of separation between concrete placements that are resumed after existing concrete has hardened is defined as a
construction joint
A hook for a #5 stirrup with a 90-degree bend shall have a minimum extension of:
3 - 3/4 inches
Vibration of cylinders is appropriate when given a slump of
1/2 inches
The tolerance for steel, placement in a 10"x10"x48" beam is?
+/- 1/2 inch
The maximum bar size bundled in beams is?
The_________has the authority to issue stop work orders.
building official
__________means that the special inspector is on the site at all times observing the work requiring special inspection.
continuous inspection
________ portland cement provides high early strength when necessary.
type III
when a high degree of sulfate resistance is required, portland cement __________ should be used.
type V
specified compressive strength requirements shall be based on?
an approved mix design
beams, girders or slabs supported by columns or walls shall not be erected untill the concrete in the vertical members
has sufficient strength to support its weight and the loads placed thereon
60,000 psi
the tamping rod used in preparing a standard 6 x 12 field test cylinder shall be?
5/8 inch dia
the end of the tamping rod shall be?
rounded to hemispherical tip
the notation for specified compressive strength of concrete is?
f'c
a concrete mix containing of 150 gallons of water and 30 sacks of portland cement will produce a water cement ratio of?
pipes and conduits of aluminum shall not be embedded in structural concrete unless?
coated or covered
the diameter of bend for a #4 tie shall be?
before placement in the forms
a column with #8 longitudinal reinforcement shall have lateral ties of at least?
#3 bar
bundled bars that terminate in beams must?
terminate at differente points with a stagger of at least 40 db
According to the ACI 318, wall reinforcement shall not be spaced further apart than?
three times the wall thickness
the minimum f'c used for structural concrete shall be a minimum of?
2,500psi
the minimum bend diameter required of a #4 stirrup with a 90 degree bend and an extension of 12 db at the free end of the bar is?
2 inches
if the contractor is placing concrete into a 40-inch thick footing, the concrete must maintain a minimum temperature of __________ as mixed when ambient temperatures fall between 0 to 30 degrees fahreneit.
the standard hook for a 180 degree bend has
4 db extension at free end, minimum 2.5 inches
immediately before placing fresh concrete against previously placed (hardened) concrete at a construction joint, the surface of the hardened concrete shall be?
wetted and standing water removed
the slump flow test applies to?
self-consolidating concrete