Furthermore , the North Entrance was rebuilt .
Furthermore , the North Entrance was strengthened ( necessitated by the rebuilding of the Lines ) ; it was approached by way of a twisting path through the tenaille and lifting and falling bridges across the ditches .
Furthermore , the North Entrance was rebuilt and strengthened ( necessitated by the rebuilding of the Lines ) ; it was approached by way of a twisting path through the tenaille and lifting and falling bridges across the ditches .