Paragraph 4

during every ordinary mineral-getting shift, inspect every working place and every road (not being an outlet) in any part of the mine in which any person works during that shift and every road (not being an outlet) in any other part of the mine being a road along which any person has to pass during that shift;

during every day on which mineral is gotten, inspect any walkable outlet or ladder-way which has to be used by any person during that day;