Object
Bert's Mine Cable Sounding Rod
Metal structural testing tool used by Bert Haynes to evaluate lift cage cable integrity by sound and vibration methods
4 appearances
Purpose
To probe and evaluate structural stability by sound and feel, particularly for testing cable integrity and hidden obstacles in confined spaces.
Significance
Provides critical sensory data that informs Bert's life-or-death decision to descend rather than await rescue, underscoring the immediacy of peril and the necessity of calculated risk in their trapped situation.
Appearances in the Narrative
When this object appears and how it's used