(d) Design an underground rectangular tunnel drift, in a massive granitic rock with a UCS over 100 MPa, of width: 3.1 m, height: 4.1 m, and length 10 m, using an initial Burn-Cut method to create an extra surface for the next underground Bench-Blasting operation, where the idea is roughly illustrated in Figure A3-Q2. : VIII VII VIII VIII IV . IV VII IV IV Development leading Salad care andy VII Brech Blast hader 2 VII . VIII VII VII VII VIII Firing sequence for tunnel numerical order 1 Dorsegment healing Seldcre body Burn cut (after ICI) Arabic numerals: short delay periods Roasan nunerals: half-second periods xy-section view Derech Eros Batt holes Bench blasting methods (yz section view) Figure A3-Q2. Idea of new free surface creation in underground drifts and tunnels

(d) Design an underground rectangular tunnel drift, in a massive granitic rock with a UCS over 100 MPa, of width: 3.1 m, height: 4.1 m, and length 10 m, using an initial Burn-Cut method to create an extra surface for the next underground Bench-Blasting operation, where the idea is roughly illustrated in Figure A3-Q2. : VIII VII VIII VIII IV . IV VII IV IV Development leading Salad care andy VII Brech Blast hader 2 VII . VIII VII VII VII VIII Firing sequence for tunnel numerical order 1 Dorsegment healing Seldcre body Burn cut (after ICI) Arabic numerals: short delay periods Roasan nunerals: half-second periods xy-section view Derech Eros Batt holes Bench blasting methods (yz section view) Figure A3-Q2. Idea of new free surface creation in underground drifts and tunnels

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter6: Forced Convection Over Exterior Surfaces

Section: Chapter Questions

Problem 6.12P

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