Tunnel Boring Machines and Their Operations
Describes types of TBMs and how theyβre used for large-scale tunnel excavation.

Table of Contents
- π Understanding Tunnel Boring Machines (TBMs) for Large-Scale Excavation
- π What is a TBM and Why Use Them?
- π How a TBM Basically Works
- π Different Flavors of TBMs: Tailoring the Machine to the Ground
- 1. Open-Type TBMs (Hard Rock)
- 2. Shielded TBMs (Soft Ground)
- 3. Mixed Face TBMs
- π Key Components of a TBM
- π Use Cases and Applications
- π Factors Influencing TBM Selection
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