An excavation project requires a continuous cut along a 200-meter stretch. The excavated material, a mix of soil and cobbles, must be moved to create a windrow approximately 5 meters to the side of the cut line to allow for immediate drainage installation. Which side-casting approach is critical to maintain efficiency and uniform windrow formation?

Question: An excavation project requires a continuous cut along a 200-meter stretch. The excavated material, a mix of soil and cobbles, must be moved to create a windrow approximately 5 meters to the side of the cut line to allow for immediate drainage installation. Which side-casting approach is critical to maintain efficiency and uniform windrow formation?

Answer options:

• Make multiple straight passes, then push the accumulated material sideways. ✅ Perform a continuous, gradual angle, adjusting blade height as needed to maintain consistency.
• Alternate pushing material to both sides with each pass.
• Use a straight blade initially, then angle only for the final push.

Correct answer: Perform a continuous, gradual angle, adjusting blade height as needed to maintain consistency.

Explanation: For continuous side-casting over a long distance, maintaining a consistent blade angle and adjusting height ensures a uniform windrow and efficient material flow. Intermittent adjustments or multiple passes would reduce efficiency, which is key for such projects as covered in OPSWA and IUOE training.