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CSLB CONCRETE C8 LICENSE EXAM #2 2024/2025 WITH 100% ACCURATE SOLUTIONS
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CSLB CONCRETE C8 LICENSE EXAM #2 2024/2025 WITH 100% ACCURATE SOLUTIONS
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CSLB CONCRETE C8 LICENSE EXAM#2 2024/2025 WITH 100% ACCURATE
SOLUTIONS
The maximum size of the conduit or pipe shall NOT exceed _______ of
the thickness of the concrete. - Precise Answer ✔✔1/3
Which of the following tests for concrete is conducted at the site/field? -
Precise Answer ✔✔Color Test
Explanation:
Rest of the above are laboratory tests.
If the concrete compressive strength specified is less than 3600 psi, it
has the option of being tested at 28 days and is able to accept the
concrete if it attains ___________ percentage of the minimum required
strength. - Precise Answer ✔✔85
If the admixtures are used in concrete for the purpose of delayed setting
and hardening of concrete, they are called _____________? - Precise
Answer ✔✔Retarders
Which of the following are the general types of vibrating needles that
are in use? - Precise Answer ✔✔ALL ANSWERS!
,-Internal vibrators
-Immersion vibrators
-Surface vibrators
Concrete proportioning is done based on the facilities available at the
site. Which are the general proportioning methods used for concrete? -
Precise Answer ✔✔ALL OF THESE
-Surface area method
-Mix design based on flexural strength
-Maximum destiny method
The minimum cementitious material that is required for concrete
bridging deck is ______________lbs/cu yd. - Precise Answer ✔✔675
The amount of free water used in concrete shall not exceed
____________ pounds per cubic yard of concrete. - Precise Answer
✔✔310
Explanation:
If the SCM are added, it can be increased to 20 pounds per each required
100 pounds of cementitious material in excess of 550 pounds per cubic
yard.
, If the concrete curbs are to be constructed over the existing pavement,
_______________ are used to fix them to pavement. - Precise Answer
✔✔Steel dowels
Which of the following is NOT an example of blended cement? - Precise
Answer ✔✔Combination of silica fume and chlorine fluoride
Explanation:
Blended cement is a combination of either Type || or Type V cement
with any of the SCM
Which of the following is a line at which the face of the curb meets the
top of the payment? - Precise Answer ✔✔Control Joint
Which of the following is NOT used as concrete chemicals? - Precise
Answer ✔✔Abrasion bonding compound
Explanation:
Concrete curing compound and polymer bonding agent are both concrete
chemicals.
The admixtures that are used in concrete to improve durability in
freeze/thaw environments are ________________. - Precise Answer
✔✔Air entrainment admixtures
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