CT 125,231,375 EXAM QUESTIONS AND
ANSWERS 2026 VERIFIED.
Riffle splitters must have no less than how many chutes for fine - ANS 12
Riffle splitters must have no less than how many chutes for coarse - ANS 8
What to do when combining or reducing samples - ANS Use riffle spliter is perferred but
quartering canvas is acceptable (except HMA)
When collecting from HMA storage bin, what sampling device do you need? - ANS A pan of
sufficient size to intercept the entire cross section and hold quantity without overflowing
HMA Supplemental Fine Aggregate may be sampled from - ANS feed line or surge tank
preceding the proportioning device
Baghouse dust may be sampled from - ANS Bottom of baghouse under the feed screw with a
sampler fixed under the baghouse.
Cement concrete batch plants sampling from - ANS Sampling the belt feeding the continuous
mi er or the batch plant bins (immediately preceding the weigh hopper). Use 2 templates that
confirm to the shape of the belt and sample all material in between templates.
@2026/2027 ALLRIGHTS RESERVED.
ANSWERS 2026 VERIFIED.
Riffle splitters must have no less than how many chutes for fine - ANS 12
Riffle splitters must have no less than how many chutes for coarse - ANS 8
What to do when combining or reducing samples - ANS Use riffle spliter is perferred but
quartering canvas is acceptable (except HMA)
When collecting from HMA storage bin, what sampling device do you need? - ANS A pan of
sufficient size to intercept the entire cross section and hold quantity without overflowing
HMA Supplemental Fine Aggregate may be sampled from - ANS feed line or surge tank
preceding the proportioning device
Baghouse dust may be sampled from - ANS Bottom of baghouse under the feed screw with a
sampler fixed under the baghouse.
Cement concrete batch plants sampling from - ANS Sampling the belt feeding the continuous
mi er or the batch plant bins (immediately preceding the weigh hopper). Use 2 templates that
confirm to the shape of the belt and sample all material in between templates.
@2026/2027 ALLRIGHTS RESERVED.