Paving bricks are available in a range of colors and have no what?

Prepare for the CR-21 Landscapes and Irrigation Test. Use flashcards and multiple choice questions with explanations and hints. Ace your exam!

Multiple Choice

Paving bricks are available in a range of colors and have no what?

Explanation:
Paving bricks are made as solid units for outdoor surfaces, and they come in a variety of colors to customize look. They’re installed on a prepared base with sand-filled joints rather than set in mortar, so there’s no need for holes to receive mortar. If bricks had mortar holes, mortar could leak into those openings, trap moisture, and complicate maintenance, weakening the surface over time. That’s why they’re manufactured without mortar holes—the durable, dry-laid joints rely on sand or stabilizers rather than mortar. Some paving bricks may have surface textures or grooves for slip resistance or appearance, but holes for mortar are not a feature.

Paving bricks are made as solid units for outdoor surfaces, and they come in a variety of colors to customize look. They’re installed on a prepared base with sand-filled joints rather than set in mortar, so there’s no need for holes to receive mortar. If bricks had mortar holes, mortar could leak into those openings, trap moisture, and complicate maintenance, weakening the surface over time. That’s why they’re manufactured without mortar holes—the durable, dry-laid joints rely on sand or stabilizers rather than mortar. Some paving bricks may have surface textures or grooves for slip resistance or appearance, but holes for mortar are not a feature.

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