Small-diameter vertical shafts constructed in the shallow space of

Frontiers Risk analysis and countermeasures of TBM tunnelling over the operational tunnel

Choosing the Right Trolling Motor for Your Boat

Synchronized jack system with three jacks.

Types of Foundations in Construction

Shaft Sinking

Drilled Shafts: Tools & Equipment - Pile Buck Magazine

Illustration for the shaft construction for off shore foundations

Sinking unit in St. Petersburg.

Making the Right Shaft Connections

Structure of the shaft sinking equipment with the shaft sinking