What aspect should be verified during concrete placements?

The critical aspect to verify during concrete placements is the placement and post-placement conditions. This encompasses a variety of factors that directly influence the quality and performance of the concrete. Proper placement techniques are essential to ensure that the concrete is consolidated correctly, free from voids, and placed at the right temperature under suitable environmental conditions.

Monitoring post-placement conditions, such as curing methods and temperature, is also vital for achieving the desired strength and durability of the concrete. Insufficient curing can lead to issues like cracking or insufficient strength, which could compromise the overall integrity of the structure. Therefore, ensuring that both the placement procedures and the conditions that follow are adequate is essential for a successful concrete placement.

While aspects like color consistency or market value may have their importance, they do not directly influence the physical properties and performance of the concrete as placement and post-placement conditions do. Strength testing results, while crucial, are typically evaluated after the concrete has cured, rather than during the placement itself. Thus, focusing on the placement and post-placement conditions provides a more immediate and relevant measure of the concrete's successful installation.