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ANSWERS!! | ASSURED SUCCESS
The sample shall be taken between ___ & __ points of the discharge -
🧠ANSWER ✔✔10% and 90%
For 100mm x 200mm cylinders are to be cast a minimum of ____ sample -
🧠ANSWER ✔✔20L
For 150mm x 300mm cylinders are to be cast a minimum of ____ sample -
🧠ANSWER ✔✔30L
For 150mm x 150mm x 535 cylinders are to be cast a minimum of ____
sample - 🧠ANSWER ✔✔55L
Concrete may be reused from the slump test for other test - 🧠ANSWER
✔✔True
The samples shall be obtained transported and mixed within ____ -
🧠ANSWER ✔✔10 minutes
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, The samples shall be protected from - 🧠ANSWER ✔✔Sun,Wind, other
sources of evaporation and contamination
Concrete contains aggregate larger than the size of the moulds, what is the
process the sample should go through - 🧠ANSWER ✔✔Wet sieving prior to
testing
For all density test, an unsieved sample shall be used - 🧠ANSWER
✔✔True
Do not use cardboard moulds for specified concrete strength greater than -
🧠ANSWER ✔✔35
For 100mm x 200mm cylinder, use a round steel rod ____ in diameter and
between ____ & ___mm in length - 🧠ANSWER ✔✔10mm +|- 1, 450mm
&650mm
For 150mm x 200mm cylinder, use a round steel rod ____ in diameter and
between ____ & mm in length - 🧠ANSWER ✔✔16 +|-1, 450mm not more
600mm
Moist room shall be maintained at a temp of _____ & the relative humidity
of not less than ____ - 🧠ANSWER ✔✔23 +/- 2, 95%
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED