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Old 21-06-2013, 09:22 PM
rally
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Join Date: Sep 2007
Location: Australia
Posts: 896
Baz,

Doubt it would be possible - or rather financially viable.

There are some real restrictions and stringent transportation conditions on the width of a wide load and the height of a tall load like that.

Whats the diameter of the slab ? and height of the structure including the footings to their underside ?
I am recalling its over 5m in diameter and probably over 7m in height (plus whats underneath it)

Cost of preparation - a lot ! - they just can't lift it all by something you put underneath it - it has to be custom engineered, attached and performed by the riggers and certified by a rigging/lifting certification company.
I would guess they would also need to be assured (by an engineer) that it wouldnt come apart or disintegrate while exposed to highway travel either - remember they need to block up the slab underneath in order to support it on the trailer for transport - it might get horribly high.

But I could be making wrong assumptions about the size of your dome

Cost of crane at both ends - probably $5-10,000 assuming it wasnt far - you'd be surprised how big a crane you'd need to lift that - how many cubic metres of concrete went into the slab ?
Its not just the lift weight its the height of the jib needed to get the reach plus the angle of the jib - I would be surprised if it was less than a 50 tonne crane to do that lift.
Cost of low loader transport, escort vehicles, power line crew - $10,000+ (once you go over 4.5m wide or thereabouts its a big deal, total height over about 4m is an even bigger deal. Police permits etc
Site prep, engineers report !! $5,000
New site prep - how do you bed it down so its level and stable.
I'd suggest the straps to secure it during transportation would be damaging to the structure - so it could get ruined in the process.

Add cost of relansdscaping your front yard ! after these heavy vehicles have trampled it and got bogged once or twice !
Driven over your water mains and ripped it out of the ground !

Do you have any power lines in front of your house ?
If you do then they will need to lift over the power lines most likely and probably with dual spreaders - make that a 100 tonne crane !

Sorry, but building a new one or dismantly is probably the better way, but you could easily get someone out to quote - you might be pleasantly surprised.

Rally
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