How can we ensure the stability of excavation walls to prevent collapses?

Hello, I'm Mike, a site supervisor for a construction company. We're about to start a new project that involves substantial excavation work and I'm concerned about the stability of the excavation walls. The last thing we want is a collapse, which could endanger our workers and delay the project. I'm looking for advice on how to ensure these walls remain stable throughout the excavation process. Any insights from professionals who've handled similar situations would be highly valuable. Thanks!
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Hello Mike,

Ensuring the stability of used excavator walls is critical for safety and project success. Here are some strategies you might consider:

Slope the walls: This method involves cutting back the trench wall at an angle inclined away from the excavation. The slope’s angle depends on the soil type.

Shoring: This involves installing supports (usually made of wood or steel) to prevent soil movement. Hydraulic shoring is a popular choice as it’s easier and safer to install than other types.

Shielding: This involves using trench boxes or shields to prevent soil cave-ins. Always remember, workers should not be in the shield when it’s being moved.

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