The concrete paving operations include which of the following?

• A. Preparation of sub grade
• B. Specified equipment
• C. Construction of joints
• D. ALL OF THESE

Answer: (D)

Concrete paving involves a sequence of coordinated tasks that ensure a durable, smooth pavement. Subgrade preparation is foundational: grading, compaction, moisture control, and drainage set the stage so the concrete can be placed evenly and won’t settle unevenly. The selection and use of the right equipment are critical because paving requires specialized machines—pavers, spreaders, screeds, finishing machines, and joints-cutting tools—to place, level, finish, and align the concrete consistently along the entire length. Construction of joints is essential to control cracking and allow for movement, with proper design of contraction or isolation joints and inclusion of dowels or load-transfer devices where appropriate. Since all three elements are integral parts of a proper concrete paving operation, all of these are included in concrete paving operations.