A very long ladder could be made much stiffer in bending by installing a steel cable or two on the underside, attached at the ends (and tensioned) and offset from the centre of the ladder by running over a sturdy well-triangulated standup.
A very long ladder could be made much stiffer in bending by installing a steel cable or two on the underside, attached at the ends (and tensioned) and offset from the centre of the ladder by running over a sturdy well-triangulated standup.
Build a cable stay bridge with a series of wires running from a high point either side to each rung?
Build an inverted arched bridge with a cable tensioned underneath and ridged vertical drops below the bridge to the cable.
Sounds like someone has been playing with Bridgebuilder. ;-). The inverted arch cable design is usually very cost effective.
Tim
What's bridgebuilder?
A very long ladder could be made much stiffer in bending by installing a steel cable or two on the underside, attached at the ends (and tensioned) and offset from the centre of the ladder by running over a sturdy well-triangulated standup.
Why does poster not give a hint on what for? then he would get answers pertinent instead of miles of guessing?
A game for mobile devices where you build bridges within price and materials limitations.
Ah, I googled and found a site with a game from 2003, but I wasn't going to download the exe to see what it did. I will have a look on android.com.
On Friday 15 November 2013 14:35 Nick wrote in uk.d-i-y:
scaffolders usually use these when spanning a gap:
Could you hire/buy some with some clamps? These are purpose made to take load the way you want (used on edge obviously).
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