Originally Posted by chevvron
'Guy ropes'? Shirley they're fire escapes for when you can't use the lift! (A similar system was discussed in the planning stage for the present Farnborough tower - no seriously it was!)
ISTR that for the Heathrow new tower we were offered the following fire escape options:
Emergency high-speed lift.
Escape capsule on a guy wire á la Flash Gordon.
Inertia reel harness (which
should stop when 6 inches from the concrete...).