CTM two Masonry Quiz 1

The tensile strength of a concrete wall is enhanced by adding (a)   reinforcement.

• Steel reinforcement
• Wood reinforcement
• Plastic reinforcement
• Glass reinforcement

Match the following recommended joint thicknesses for mortar when laying bricks with their measurements.

• Extra thick joint

• 20 mm

• Thin joint

• 5 mm

• Thick joint

• 10 mm

• Standard joint

• 15 mm

Match the following dimensions with their standard concrete masonry unit (CMU) block sizes.

• Non-standard CMU block size 3

• 12 x 12 x 24 inches

• Standard CMU block size

• 6 x 6 x 12 inches

• Non-standard CMU block size 2

• 8 x 8 x 16 inches

• Non-standard CMU block size 1

• 10 x 10 x 20 inches

The type of trowel commonly used to spread mortar in masonry work is (a)   .

• Pointing Trowel
• Margin Trowel
• Brick Trowel
• Gauging Trowel

What is the minimum recommended thickness for a stone slab used in outdoor paving?

• 1 inch

• 1.5 inches

• 2 inches

• 2.5 inches

PPE stands for what in construction safety?

• Personal Protective Equipment

• Public Protection Entity

• Professional Planning Engineer

• Primary Protection Equipment

If you witness a coworker operating equipment unsafely, what is the first action you should take?

• Report to a supervisor immediately.

• Ignore the situation.

• Join in and operate the equipment.

• Wait for someone else to take action.

Which type of gloves offers the best protection when handling rough masonry materials?

• Leather gloves

• Cotton gloves

• Rubber gloves

• Nitrile gloves

In a mortar mix, the primary binding agent is typically which material?

• Sand

• Cement

• Water

• Gravel

What safety equipment is essential when cutting concrete blocks with a saw?

• Safety goggles

• Earplugs

• Gloves

• All of the above