Scaffold Safety Flashcards
7 cards from real CSOC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Scaffold Safety flashcards as text
What is a 'ledger' in the context of tube and coupler scaffolding?
Answer: A horizontal tube running parallel to the face of the building
Ledgers are horizontal tubes that run parallel to the building face, connecting the standards and providing lateral support to the scaffold structure.
Which Singapore legislation specifically governs the erection, use, and dismantling of scaffolds at workplaces?
Answer: Workplace Safety and Health (Scaffolds) Regulations
The Workplace Safety and Health (Scaffolds) Regulations, administered by the Ministry of Manpower (MOM), specifically govern all scaffold-related activities at Singapore workplaces.
What protective measure must be installed when scaffolding is erected over a public walkway or road in Singapore?
Answer: Protective fans, safety nets, or covered walkways for pedestrian protection
Physical protective structures such as fans, safety nets, or covered walkways must be installed to protect pedestrians from objects falling from scaffolding erected over public areas.
What does a yellow scaffold tag indicate?
Answer: The scaffold is restricted to authorized and competent persons only
A yellow scaffold tag signals restricted access, meaning only authorized and competent persons may use the scaffold under defined conditions.
Which of the following items is NOT a structural component of a tube and coupler scaffold?
Answer: Webbing straps
Webbing straps are components of personal fall arrest harness systems, not structural elements of tube and coupler scaffolding which is assembled from steel tubes and couplers.
What must occur after any repair or alteration is made to an existing scaffold structure?
Answer: The altered scaffold must be re-inspected by a competent person before anyone uses it
Any repair or alteration may affect the structural integrity of the entire scaffold, so a full re-inspection by a competent person is mandatory before the scaffold is returned to use.
What is the main structural purpose of diagonal bracing in a scaffold frame?
Answer: To prevent lateral sway and maintain the scaffold's structural rigidity
Diagonal bracing resists lateral forces such as wind load and accidental impacts, preventing the scaffold from swaying, racking, or collapsing sideways.