The signalling appliance shall be examined by a competent person once at least in every . . . . . . . .
A. 8 hours
B. 24 hours
C. Weak
D. Month
Answer: Option B
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A. 8 hours
B. 24 hours
C. Weak
D. Month
Who are responsible for implementation of the code of practice in the roadway conveyors
A. Surveyor
B. Under manager
C. Engineer
D. Manager
A. Abonded working
B. Disused working
C. Unused works
D. Discontinued working
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