Red Seal Carpenter Practice Exam

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Prepare for success in carpentry with the Red Seal Carpenter Practice Exam. Sharpen your skills, tackle challenging questions, and boost confidence for the Red Seal certification.

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

Practice this question and more.

When should backfilling of a recently poured foundation wall be done?

Backfill as soon as possible for safety and to assist in constructing the floor system.
First construct the floor system, backfill, then apply the dampproofing.
Install the vapor barrier, construct the floor system, then backfill.
Install the dampproofing, construct the floor system, then backfill.

The correct answer is: First construct the floor system, backfill, then apply the dampproofing.

Backfilling refers to the process of refilling an excavated area with soil, and in this case it specifically refers to backfilling the area around a recently poured foundation wall. The materials used for constructing the floor system can add weight and pressure to the foundation, so it is important to first construct the floor system before backfilling in order to properly distribute that weight and pressure. Option A suggests backfilling as soon as possible, but this can compromise the structural integrity of the foundation and potentially cause damage. Option C suggests installing the vapor barrier, which helps prevent moisture from seeping into the building, before backfilling. While this is an important step, it can still be done after constructing the floor system. Option D suggests installing the dampproofing, which also helps prevent moisture from entering the building, before backfilling. Again, this step can be done after constructing