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Evaluation of ultrasonic measurement systems for bolt load determinations

Evaluation of pulsed-phase-lock-loop technology applied to mine roof bolt load measurement

Field verification of load transfer mechanics of fully grouted roof bolts

Published Year

• 1990-1999 (3) *

Subject

• Bolts and nuts--Fatigue (3)
• Mine roof bolting--Testing (3) *
• Grouting (1)
• Grouting (Soil stabilization) (1)
• Phase-locked loops (1)
• Ultrasonic testing (1)

Author

• Signer, S. P. (1)
• Steblay, Bernard J. (1)
• Tadolini, Stephen C. (1)

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