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).
HomeOwnersHub website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.