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Which of the following is a commonly used concrete 1 part cement, 2 parts sand, 4 parts gravel
mix?
What do you attach a sill to concrete with? Bolts
What type of cement generates the least amount of heat Type IV
while curing?
Concrete should be placed at a maximum temperature 90°F
of:
What is the most likely cause of footings to crack? poor soil stability
What effect does using a fine-grade cement have? hydration and curing will speed up
The main disadvantage of the flat angle of the chute segregation
when placing concrete using the direct-drop method is:
The smallest size anchor bolt that can be used in 1/2"
a concrete footing is:
The maximum distance between anchor bolts in a 6 feet
wall footing is:
The primary reason to vibrate concrete when consolidating concrete
placing is:
Separation of concrete normally occurs at what angle? 1:2
What water-to-cement ratios will produce the 4 gallons of water per sack of cement
highest compressive strength?
A high slump test indicates: too much water
Which chemical is used to speed up curing of calcium chloride
concrete during damp conditions?
What does sulfate salt do to concrete? causes swelling and disintegration
What type of aggregate is best for pumping concrete? rounded
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California Contractors
State License Test –
Concrete | CSLB Concrete
Contractor Exam Prep &
Practice Questions and
Answers
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Which of the following is a commonly used concrete 1 part cement, 2 parts sand, 4 parts gravel
mix?
What do you attach a sill to concrete with? Bolts
What type of cement generates the least amount of heat Type IV
while curing?
Concrete should be placed at a maximum temperature 90°F
of:
What is the most likely cause of footings to crack? poor soil stability
What effect does using a fine-grade cement have? hydration and curing will speed up
The main disadvantage of the flat angle of the chute segregation
when placing concrete using the direct-drop method is:
The smallest size anchor bolt that can be used in 1/2"
a concrete footing is:
The maximum distance between anchor bolts in a 6 feet
wall footing is:
The primary reason to vibrate concrete when consolidating concrete
placing is:
Separation of concrete normally occurs at what angle? 1:2
What water-to-cement ratios will produce the 4 gallons of water per sack of cement
highest compressive strength?
A high slump test indicates: too much water
Which chemical is used to speed up curing of calcium chloride
concrete during damp conditions?
What does sulfate salt do to concrete? causes swelling and disintegration
What type of aggregate is best for pumping concrete? rounded
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