CR-21 AZROC test prep EXAM,
QUESTIONS WITH ACCURATE ANSWERS
| MULTIPLE CHOICES |!!
Which of the following is a cohesive soil?
Clay
How many strap are required on a 4 foot chain link fence
4
How wide should the footer be for a CMU wall?
Twice the width of the block
Blue Stake uses Green to mark which of the following?
Sanitary Sewer
In sandy soil the movement of water is
more vertical then horizontal
What type of backflow prevention is used between sprinkler and circuit
valve
Atmospheric vacuum breaker
How do you connect PE to PVC
Compression Adapter
What determines the pattern & quantity of water of a spray head?
Spray Nozzle
What method of tree transportation is usually limited to dormant species?
, Bare rooted
What insect is bad for turf?
Scale
Brick is laid on concrete foundations, the first bed of mortar joint shall be
what maximum thickness?
3/4"
How long should you wait after the first course of a black wall before
continuing?
A few hours (2-3)
When installing an electrical (irrigation) pump, a circuit breaker (disconnect)
must be installed within ______ feet of the pump
50ft
What is the maximum height allowed for a single grout pour of a masonry
wall?
8'
How do you attach wood bracing on a gate?
Diagonally with the bottom at the hinge side
There are four (4) RCV valves in a sprinkler system that are wired
independently and draw 0.15 amps each. If the system voltage is 24 volts,
what is the total wattage demand for these four (4) valves?
VOLTxAMP=WATT
14.4
How should the trowel be held against the wall when plastering with
portland cement used for exterior application?
QUESTIONS WITH ACCURATE ANSWERS
| MULTIPLE CHOICES |!!
Which of the following is a cohesive soil?
Clay
How many strap are required on a 4 foot chain link fence
4
How wide should the footer be for a CMU wall?
Twice the width of the block
Blue Stake uses Green to mark which of the following?
Sanitary Sewer
In sandy soil the movement of water is
more vertical then horizontal
What type of backflow prevention is used between sprinkler and circuit
valve
Atmospheric vacuum breaker
How do you connect PE to PVC
Compression Adapter
What determines the pattern & quantity of water of a spray head?
Spray Nozzle
What method of tree transportation is usually limited to dormant species?
, Bare rooted
What insect is bad for turf?
Scale
Brick is laid on concrete foundations, the first bed of mortar joint shall be
what maximum thickness?
3/4"
How long should you wait after the first course of a black wall before
continuing?
A few hours (2-3)
When installing an electrical (irrigation) pump, a circuit breaker (disconnect)
must be installed within ______ feet of the pump
50ft
What is the maximum height allowed for a single grout pour of a masonry
wall?
8'
How do you attach wood bracing on a gate?
Diagonally with the bottom at the hinge side
There are four (4) RCV valves in a sprinkler system that are wired
independently and draw 0.15 amps each. If the system voltage is 24 volts,
what is the total wattage demand for these four (4) valves?
VOLTxAMP=WATT
14.4
How should the trowel be held against the wall when plastering with
portland cement used for exterior application?
