Problem: UST excavations are usually too large for conventional steel trench boxes or trench shields and most contractors fall back on conventional sheeting and shoring methods such as Steel ...

As schoolchildren we are taught that the scientific method involves a question and suggested explanation (hypothesis) based on observation, followed by the careful design and execution of ...

In an update Monday afternoon, ODOT said crews began installing the second round of shoring towers, which are needed to support the bridge before any demolition can begin. The towers should be up ...