Why is proper compaction necessary during the installation of drainage pipes?

Proper compaction during the installation of drainage pipes is essential primarily because it supports the structural integrity of the pipe and helps prevent settling. When drainage pipes are placed in a trench, the surrounding soil must be compacted to create a stable, supportive environment. This stability is crucial since any movement or settling of the soil can lead to misalignment of the pipes, increased stress on joints, and potential failure of the drainage system over time.

If the soil is too loose, it may shift as heavy loads are applied (such as from vehicles or buildings above) or when it becomes saturated with water. This shifting can cause the pipes to crack or break, leading to costly repairs and drainage issues. Proper compaction ensures that the pipes remain in their designated position and function effectively, maintaining a reliable drainage system.

Compacting the soil also contributes to the overall performance of the drainage system by allowing for appropriate water flow, minimizing the risk of blockages, and extending the lifespan of the installation. Hence, compaction is not just about immediate installation but also about ensuring long-term dependability and performance of the drainage infrastructure.