ladder this arrangement is useful for ladders which are not designed to withstand the loads imposed when a safety system arrests the fall of a workman application_number US 26540781 A description in fig1 a fixed position wooden ladder 1 extends from one level 2 of a mine through a shaft 3 to an upper level 4 of the mine typically the floors in both levels are covered with oak flooring planks 5 spaced apart from the ladder 1 is a flexible steel safety cable 6 the upper end of the cable 6 is coupled to a roof bracket 7 by means of tube 8 which is swaged to the cable the bracket is connected to a roof mounting plate 9 which in turn is affixed to the mine roof 10 by means of mounting pins 11 the lower end of the cable is connected to the flooring planks by means of a mounting assembly that includes a floor bracket 12 the lower end of the floor bracket 12 is secured to the flooring by means of lag screws 13 the upper end of the bracket is apertured and a tie rod 14 extends through the aperture the upper portion of the tie rod 14 is connected to cable 6 by means of a rope clip and adjustment nuts assembly 15 the lower end of the rod 14 utilizes nuts 16 and washer 17 to capture a compression spring 18 the compression spring 18 acts to keep the cable 6 under tension.