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September 2022

Volume 74 Issue 278

FEATURED ARTICLES

Approaches based on discrete fracture network for assessing inter-ramp design Marisol Valerio, Steve Rogers, Karl Lawrence, Karen Moffitt, Brock Rysdahl , Megan Gaida	Abstract
Mitigating the social impacts of mining projects Lauren Meyer	Preview
Video data analytics for quantitative measurement of feeder ore flow characteristics in underground mines Jordan Fastle, Mitchell Weinstock, Okma Putro , Sion Renyaan	Preview
Education roundtable: Research centers feature innovative thinking William Gleason	Preview

TECHNICAL PAPER ABSTRACTS

Extended abstracts from the SME journal Mining, Metallurgy & Exploration	Abstract
Estimating the strength of pillars with karst voids in a room-and-pillar limestone mine Aman Soni, Juan J. Monsalve, Richard Bishop, Nino Ripepi, Jonathan G. Baggett	Abstract
Bringing the entrepreneurial mindset into mining engineering education Aarti Sorensen, Rudrajit Mitra, Erik Hulthen, Tobias Hartmann, Elisabeth Clausen	Abstract
Optimizing the performance of vertically mounted jet fans in ventilation shafts Richard Ray, Ethan Fuster, Stephen Lee	Abstract
Selective recovery of manganese from low-grade ferruginous manganese ores through SO2 leaching V.K. Reddy Kallam, Neha Pandey, Sunil Kumar Tripathy, Arijit Biswas	Abstract
Investigation of gas and airflow distribution in a block cave mine Yong Pan, Purushotham Tukkaraja, Srivatsan Jayaraman Sridharan	Abstract
Assessment of floor heave associated with bumps in a longwall mine using the discrete element method Bo Hyun Kim, Mark K. Larson	Abstract

TUNNELING AND UNDERGROUND CONSTRUCTION

More than 1,000 attend NAT Conference in Philadelphia, PA William Gleason	Preview
360-degree, 3D digital assessment of subsurface water infrastructure Jérôme Steinkühler, Michael Mett, Heiner Kontrus, Cory Dippold, Kristi Latimer	Preview
Improved contracting practices and ground risk management using geostatistics Jacob Grasmick, Bill Newns	Preview

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