How many types of common shoring are recognized?

The recognized number of common shoring types is six. Shoring is a critical component in construction and repair work, especially in the context of maintaining underground utility lines and during excavation. Each type of shoring serves to support structures, prevent collapses, and ensure worker safety.

Shoring can be categorized into different types based on their construction, materials, and application. The six common types typically include:

1. Timber Shoring: Utilizing wooden beams and planks to create a support framework.
2. Steel Shoring: Employing steel beams for greater strength and durability, often used in heavier applications.
3. Hydraulic Shoring: Utilizing hydraulic equipment to provide adjustable pressure and stability.
4. Adjustable Shoring: This type allows for height adjustments and is versatile for different excavation depths.
5. Soil Nail Shoring: A method that involves reinforcing the soil itself with long steel rods.
6. Braced Shoring: A system that incorporates braces to offer lateral support to shoring structures.

Recognizing these six types is essential for professionals involved in collection systems maintenance, as it aids in selecting the most appropriate method for specific situations, promoting job safety and efficiency.