Microtunneling Operation

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Standard Design and Construction Guidelines for Microtunneling Committee

Abstract: The shaft should provide safe working conditions and fully support the ground. Jacking and receiving shaft support system and sizes are typically determined by the contractor. See Chapter 14 for the design of shafts. The shaft needs to be constructed in accordance with the design.

Subject Headings: Shafts | Safety | Working conditions | Jacking | Contractors and subcontractors | Microtunneling |


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