$1\mathrm{.}1$ List the $5($five$)$ requirements for a Gravimetric dust sampling pump? $(6)$

$1\mathrm{.}21\mathrm{.}2$ AZ Mining is a medium scale underground coal mining company. The company has

been struggling to meet its production targets for the longest time. Management decided to

conduct an audit to pinpoint the root cause of this problem and found that poor communication

was the major contributor to this. The company has approached you to help improve

communication in the workplace. Recommend some guiding principles that they can apply to

improve the identified issue. $(16)$

$[22]$

Question $2$

$2\mathrm{.}1$ John is an employee at SS coal Ltd$.,$ he has been working for the company for over $30$

years now. John has been diagnosed with Bronchitis, which he strongly believes he had

contracted from the mine. After paying a visit to the Occupational medical practitioner, he

was told that he is no longer fit to continue working in the mine. John feels very cheated

by this and decides to approach you, as his supervisor, to help him fight for his job. Use

your medical surveillance knowledge to advise John on the steps he can take to appeal

against these findings. $(8)$

$2\mathrm{.}2$ When measuring safety in a mining operation, factors such as effort $($work being done to

prevent accidents$),$ the results of those efforts and causes $($the immediate and

underlying causes of accidents$)$ are measured and evaluated in order to gauge the safety

program$$s progress. Demonstrate the Measurements of causes $($the immediate and

underlying causes of accidents$)$ entail. $(7)$

$[15]$

MIN$3708$ SEPT $2024$

$4$

Question $3$

$3\mathrm{.}1$ Illustrate with an aid of a diagram, the industrial hygiene process with the questions it seeks

to answer about worker exposure and health.