HK Confined Space Competent Person Test case studies
HK Confined Space Competent Person Test · Put your knowledge to work in context.
The Confined Space Competent Person Test (密閉空間合資格人員測試) is a Hong Kong assessment of whether a candidate can work safely in, or supervise work in, confined spaces under the Factories and Industrial Undertakings (Confined Spaces) Regulation and the broader occupational safety and health framework. It is aimed at workers, supervisors, safety officers and contractors who enter or control entry to tanks, pits, sewers, manholes, ducts and similar spaces. The HK Confined Space Competent Person Test case studies are 5 cases and about 2,885 words.
1Rising H2S in a Sewage Wet Well With a Cycling Pump
A 4.2 m deep wet well at a Hong Kong sewage pumping station has a 600 mm access opening. Two workers are to clear a rag jammed at the submersible pump.
666 words, about 3 min2Diesel Tank Cleaning: Stratified Vapour and a Missing Lockout
A 20,000 L diesel storage tank at a depot was drained three days ago and contains about 200 mm of sludge. The only opening is a 1.0 m top manhole.
569 words, about 3 min3Reactor Cleaning: A Permit Without Isolation and a Standby Who Leaves
A 3 m tall stainless steel reactor at a chemical plant has a 500 mm top manhole and a 450 mm side manhole. The last batch used toluene, and the vessel was 'washed with water' but not purged.
561 words, about 3 min4Deep Storm Drain: A Two-Minute Entry and a Tripod Without a Winch
A 6.5 m deep storm drain manhole on a road in Kwun Tong has a 900 mm opening and a fixed ladder. Two workers are to remove silt and a plastic sheet blocking the drain.
565 words, about 3 min5Grease Trap Rescue: The Would-Be Rescuer
At a food court, two cleaners are assigned to remove fat from a 1.8 m deep grease interceptor with a 600 mm cover. One cleaner climbs down a ladder without a harness or gas monitor.
524 words, about 3 min