Shield-Roof Interaction in Longwall Panels: Insights from Field Data and Their Application to Ground Control
Change of shield resistance with longwall retreating time. (a) Two long idle periods in Panel LW22304 of Daliuta mine with hard roof. (b) One idle period in panel LW63 of Cumberland mine with medium-weak roof.
Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.