Blockwork

What is the standard height of a block used in construction?

• 200mm
• 215mm
• 250mm
• 440mm

What type of block is used for walls requiring reinforcement?

• Solid block
• Hollow block
• Aircrete block
• Beam block

What is a key feature of lightweight blocks?

• High fire resistance
• Higher insulation rating
• Require special tools
• Cannot be cut

Which of the following is a hazard associated with handling blocks?

• Excessive noise
• Sharp edges
• Electrical shock
• Toxic fumes

What should be done before laying the first course of blocks?

• Apply mortar
• Mark out the building line
• Insert reinforcement rods
• Paint the blocks

What is the purpose of using hatchings in drawings?

• To improve insulation
• To prevent slipping
• To identify materials
• To enhance durability

What is a key advantage of using lightweight blocks?

• They slide on the mortar bed
• They are harder to fix to
• They are easier to cut and drill
• They require specialised tools

What tool is used to create finished joints in blockwork?

• Bolster
• Jointing bar
• Lump hammer
• Rubber mallet

What should be done to ensure safety when stacking blocks?

• Stack them loosely
• Stack them close to the work area
• Stack them on uneven ground
• Stack them at random heights

What is a feature of aircrete blocks?

• Poor durability
• Heavyweight
• High thermal insulation
• Cannot be used for foundations