NCB announces cuts for 1984/85 6th March 1984 Deep Mined Revenue Output 1984/85 Deep Mined Budgets. Profit and Loss 1984/85. Andrew Glyn Report. The Economic Case Against Pit Closures. NCB North and South Area Map. Mines at risk of closure highlighted in red. 1983 Build up 1984 Strike 1985 Fallout