CMEC Concrete Strength Testing
Exam 2025 Questions and Answers
100% Pass
0.002 in - ✔✔Planeness for concrete specimens
0.5 degrees - ✔✔perpendicularity for concrete specimens
False. Sulfur mortar can only be applied to metal and stone. Not glass. - ✔✔True or
false, sulfur mortar can be applied to glass, metal, and stone
265-290 deg F - ✔✔Temperature for melting pots of sulfur mortar
1/8 in - ✔✔Specimens must be cut if they have irregularities that differ more than how
many inches?
.45 in thick - ✔✔Metal capping plates should be how many inches thick?
B) 1/4 in - ✔✔What is the maximum average cap thickness for a specimen less than
7000 psi?
A) 1 in
B) 1/4 in
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 1
, C) 1/8 in
D) 1/12 in
C) 1/8 in - ✔✔What is the maximum average cap thickness for a specimen greater than
7000 psi?
A) 1 in
B) 1/4 in
C) 1/8 in
D) 1/12 in
Cannot be used on strength below 1500 psi or above 12000 psi - ✔✔ASTM C 1231 test
method cannot be used on concrete strength below ________ psi or above _______ psi
100 times - ✔✔What is the reuse count for neoprene pads when testing concrete
between 1500 psi and 7000 psi?
50 times - ✔✔What is the reuse count for neoprene pads when testing concrete between
7000 psi and 12000 psi?
C) 1/16 in - ✔✔For elastomeric pads with a thickness of 1/2 in +/- 1/16 in, the
diameter cannot be smaller than...
A) 1/2 in
B) 1/8 in
C) 1/16 in
D) 1/32 in
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 2
Exam 2025 Questions and Answers
100% Pass
0.002 in - ✔✔Planeness for concrete specimens
0.5 degrees - ✔✔perpendicularity for concrete specimens
False. Sulfur mortar can only be applied to metal and stone. Not glass. - ✔✔True or
false, sulfur mortar can be applied to glass, metal, and stone
265-290 deg F - ✔✔Temperature for melting pots of sulfur mortar
1/8 in - ✔✔Specimens must be cut if they have irregularities that differ more than how
many inches?
.45 in thick - ✔✔Metal capping plates should be how many inches thick?
B) 1/4 in - ✔✔What is the maximum average cap thickness for a specimen less than
7000 psi?
A) 1 in
B) 1/4 in
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 1
, C) 1/8 in
D) 1/12 in
C) 1/8 in - ✔✔What is the maximum average cap thickness for a specimen greater than
7000 psi?
A) 1 in
B) 1/4 in
C) 1/8 in
D) 1/12 in
Cannot be used on strength below 1500 psi or above 12000 psi - ✔✔ASTM C 1231 test
method cannot be used on concrete strength below ________ psi or above _______ psi
100 times - ✔✔What is the reuse count for neoprene pads when testing concrete
between 1500 psi and 7000 psi?
50 times - ✔✔What is the reuse count for neoprene pads when testing concrete between
7000 psi and 12000 psi?
C) 1/16 in - ✔✔For elastomeric pads with a thickness of 1/2 in +/- 1/16 in, the
diameter cannot be smaller than...
A) 1/2 in
B) 1/8 in
C) 1/16 in
D) 1/32 in
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 2
