Replacing standing rigging without demasting?

Yes, but it's done one at a time and with halyards rigged to offer temporary support. What you can't do is get everything off so the rigger can make up a full set ready to fit. Consequently someone has to climb the mast twice for each component - firstly to remove it and a second time to fit the replacement. Whilst up there, it is your opportunity to inspect everything is in good order, it isn't unusual to find a cracked fitting, and you may as well clean and grease the masthead sheaves, too.

Rob.
 
I suppose so - do one wire at a time while temporarily replacing it with a halyard. Not sure I'd want to be the one going up the mast in such a state, to change the top ends over, but can't actually see a problem. If your rigger is suggesting it then presumably he's quite happy.

Pete
 
Also depends on the rig.
It's a lot easier on a multi-spreader rig which will stay up if any one wire (or even pair of wires ) is removed. Also the loads from a man aloft are fairly trivial compared to sailing a 40ft boat, less so on a 25ft boat.
With a small boat, it is probably easier to take the rig down.
 
Is there a rigging supplier who can supply ready-made rigging for production boats, based on the manufacturer plans?
 
Although production boats should all be the same I don't think any rigging company would make new rigging without measuring the old rigging. Yes possible to re-rig with mast up but some rigging esp at the top of the mast has a top cap that needs removing first, also sometimes spreader ends are seized on to wires. Certainly easier with the mast down. I guess a rigger if mobile could do on site and one wire at a time.
 
I redid mine by myself using norseman fittings and a coil of new dyform wire. One wire at a time. Took a couple of days from memory. Mast steps help at a lot :)
 
I redid mine by myself using norseman fittings and a coil of new dyform wire. One wire at a time. Took a couple of days from memory. Mast steps help at a lot :)
Ditto on my main mast.
I used overlength 1x19 with a swaged eye at one end - cut it to length & fitted Staloks.
One at a time - no problemo.

Even had a little helper (on the mizzen ;) )

Porto-Santo.jpg



Gawd these smilies are sh*t.
 
I've just had a new mast on my Seawolf 26 fitted by a rigger and he told me he put it up and secured it with ropes/halyards before he secured the standing rigging which all had to be cut to length.
 
It is only possible on some rigs. On my boat the lowers and the intermediates are fitted through the spreaderattachments, and the spreaders had to come off to change them, making it a mast down job.

This is the lower spreader fitting removed from the mast.

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