Does the ambient temperature during paving affect the temperature of the paving surface?

The correct answer is that ambient temperature does indeed affect the temperature of the paving surface, so the statement is true.

When paving with Hot Mix Asphalt (HMA), the ambient temperature plays a significant role in how well the asphalt will compact and bond. Lower ambient temperatures can lead to cooler surface temperatures, which can result in the asphalt cooling more rapidly than desired. This can negatively impact the asphalt's workability and the effectiveness of compaction, leading to issues such as premature cracking or raveling.

Additionally, during warmer days, the asphalt tends to maintain a higher temperature for a longer period, improving the compacting process and allowing for a more cohesive mixture. Therefore, the ambient temperature at any time during the paving operation, whether it be during day or night or across seasons, remains a critical factor in asphalt performance.

In conclusion, understanding the influence of ambient conditions is essential for ensuring optimal paving results, and recognizing this connection aids inspectors and contractors in making informed decisions.