ACI CONCRETE STRENGTH TESTING
TECHNICIAN CP 19 COMPREHENSIVE
STUDY GUIDE TESTED QUESTIONS AND
VERIFIED ANSWERS
●● Plates for neat cement and high strength gypsum plater caps should
be made of _______________________, _______________________,
_______________________, or _______________________.
Answer: metal, glass, granite, or diabase.
(1.3.3)
●● The strength of the neat cement paste depends on:
Select all that apply:
a. The water-cement ratio
b. Curing time/age of cap
c. The equipment used
d. Type of cement
Answer: a. The water-cement ratio
b. Curing time/age of cap
d. Type of cement
,(1.3.4)
●● True or false?
The purpose of the guide bar or bull's eye level is to ensure the caps
remain perpendicular to the axis of the cylinder within 0.5 degrees.
Answer: True
(1.3.3)
●● What is the purpose of the guide bar or bull's eye level?
Answer: To ensure the caps remain perpendicular to the axis of the
cylinder within 0.5 degrees.
(1.3.3)
●● What type of heating should melting pots have, to avoid accidents
during the reheating of cooled sulfur?
Answer: peripheral heating
(1.3.3)
,●● Equipment needed for the capping process include:
Select all that apply:
a. capping plates
b. platens
c. alignment devices
d. heating pots
e. all of the above
Answer: a. capping plates
c. alignment devices
d. heating pots
(1.3.3)
●● What are the three types of capping material that can be used on
hardened concrete cylinders?
Select all that apply:
a. neoprene pads
b. high strength gypsum
c. cement paste
d. sulfur mortar
, e. high strength cement
Answer: b. high strength gypsum
c. cement paste
d. sulfur mortar
(1.4.3)
●● Which type of plate is acceptable for forming neat cement or high-
strength gypsum plaster caps, but not for sulfur mortar caps?
a. diabase
b. granite
c. glass
d. metal
Answer: c. glass
***glass plates cannot be used to form sulfur mortar caps!!***
(1.3.3)
●● True or false?
Plaster of paris and mixtures of plaster of paris and portland cement are
examples of suitable high strength plasters.
TECHNICIAN CP 19 COMPREHENSIVE
STUDY GUIDE TESTED QUESTIONS AND
VERIFIED ANSWERS
●● Plates for neat cement and high strength gypsum plater caps should
be made of _______________________, _______________________,
_______________________, or _______________________.
Answer: metal, glass, granite, or diabase.
(1.3.3)
●● The strength of the neat cement paste depends on:
Select all that apply:
a. The water-cement ratio
b. Curing time/age of cap
c. The equipment used
d. Type of cement
Answer: a. The water-cement ratio
b. Curing time/age of cap
d. Type of cement
,(1.3.4)
●● True or false?
The purpose of the guide bar or bull's eye level is to ensure the caps
remain perpendicular to the axis of the cylinder within 0.5 degrees.
Answer: True
(1.3.3)
●● What is the purpose of the guide bar or bull's eye level?
Answer: To ensure the caps remain perpendicular to the axis of the
cylinder within 0.5 degrees.
(1.3.3)
●● What type of heating should melting pots have, to avoid accidents
during the reheating of cooled sulfur?
Answer: peripheral heating
(1.3.3)
,●● Equipment needed for the capping process include:
Select all that apply:
a. capping plates
b. platens
c. alignment devices
d. heating pots
e. all of the above
Answer: a. capping plates
c. alignment devices
d. heating pots
(1.3.3)
●● What are the three types of capping material that can be used on
hardened concrete cylinders?
Select all that apply:
a. neoprene pads
b. high strength gypsum
c. cement paste
d. sulfur mortar
, e. high strength cement
Answer: b. high strength gypsum
c. cement paste
d. sulfur mortar
(1.4.3)
●● Which type of plate is acceptable for forming neat cement or high-
strength gypsum plaster caps, but not for sulfur mortar caps?
a. diabase
b. granite
c. glass
d. metal
Answer: c. glass
***glass plates cannot be used to form sulfur mortar caps!!***
(1.3.3)
●● True or false?
Plaster of paris and mixtures of plaster of paris and portland cement are
examples of suitable high strength plasters.
