ACI Aggregate Testing Technician
2024/2025 Exam Questions with 100%
Correct Answers | Latest Update
Performance Checklist:
Sampling of Aggregates:
Flowing Aggregate Stream (Bins or Belt Discharge)
5 steps - 🧠ANSWER ✔✔1. Use a device that will hold the required amount
of material without overflowing.
2. Take each increment from the entire cross section of the material
discharge stream
3. Obtain a minimum of three approximately equal increments.
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STATEMENT. ALL RIGHTS RESERVED
,4. Combine the increments to form a field sample.
5. Ensure that the size of the field sample equals or exceeds the
approximate minimum mass needed or stated in Table 1.
Performance Checklist:
Sampling of Aggregates:
Conveyor Belt
7 Steps - 🧠ANSWER ✔✔1. Stop the conveyor belt and insert two
templates conforming to the shape of the belt into the aggregate steam.
2. Space the templates so the material between will yield an increment of
the required mass.
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STATEMENT. ALL RIGHTS RESERVED
, 3. Carefully scoop the material between the templates into a suitable
container.
4. Collect the fines with a brush and dust pan and add to the container.
5. Obtain a minimum of three approximately equal increments.
6. Combine the increments to form a field sample.
7. Ensure that the size of the field sample equals or exceeds the
approximate minimum mass needed or stated in Table 1.
Performance Checklist:
Sampling of Aggregates:
Stockpiles (Manual Sampling)
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 3
STATEMENT. ALL RIGHTS RESERVED
2024/2025 Exam Questions with 100%
Correct Answers | Latest Update
Performance Checklist:
Sampling of Aggregates:
Flowing Aggregate Stream (Bins or Belt Discharge)
5 steps - 🧠ANSWER ✔✔1. Use a device that will hold the required amount
of material without overflowing.
2. Take each increment from the entire cross section of the material
discharge stream
3. Obtain a minimum of three approximately equal increments.
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
,4. Combine the increments to form a field sample.
5. Ensure that the size of the field sample equals or exceeds the
approximate minimum mass needed or stated in Table 1.
Performance Checklist:
Sampling of Aggregates:
Conveyor Belt
7 Steps - 🧠ANSWER ✔✔1. Stop the conveyor belt and insert two
templates conforming to the shape of the belt into the aggregate steam.
2. Space the templates so the material between will yield an increment of
the required mass.
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
, 3. Carefully scoop the material between the templates into a suitable
container.
4. Collect the fines with a brush and dust pan and add to the container.
5. Obtain a minimum of three approximately equal increments.
6. Combine the increments to form a field sample.
7. Ensure that the size of the field sample equals or exceeds the
approximate minimum mass needed or stated in Table 1.
Performance Checklist:
Sampling of Aggregates:
Stockpiles (Manual Sampling)
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 3
STATEMENT. ALL RIGHTS RESERVED
