5. Landscape Design
Hardscape Materials — Quiz
Test your understanding of hardscape materials with 5 practice questions.
Practice Questions
Question 1
Where should filter fabric be placed in a segmental block wall when a sand filter is used?
Question 2
What issue can occur if fine‐grained backfill (clay or silt) is placed behind drainage gravel with filter fabric?
Question 3
Which benefit do permeable pavers provide compared to traditional solid pavers or concrete?
Question 4
What is a key advantage of interlocking concrete pavers when base repairs are needed?
Question 5
What is the primary function of edge restraints in a paver installation?