What is the main concern when constructing underground piping joints?

The primary concern when constructing underground piping joints is durability and leak prevention. This is because underground piping systems are often subjected to various environmental factors, including soil movement, moisture, and temperature variations, which can compromise the integrity of joints. Ensuring that these joints are durable minimizes the risk of leaks that can lead to gas escapes or water ingress, which may have serious safety implications.

From a safety perspective, leaks in underground piping can pose significant hazards, such as gas build-up and potential explosions, as well as environmental damage from contaminants. Therefore, the materials and techniques used for joints must ensure they are sealed effectively and can withstand the conditions of their environment over time.

While factors like cost-effectiveness, flexibility for expansion, and ease of access for repairs are certainly important considerations in the overall design and installation of piping systems, they do not outweigh the critical need for preventing leaks and ensuring long-term durability in underground applications.