Installation Of A Gas Bond

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If we move the gas meter, then it will be a 55m run from the gas meter to the boiler!

Devil & Deep Blue Sea anyone?...

Narrow isle battery MEWP may be an option, or some trick steps and lots of ladder climbing.

In the same vein as using the structural steel work in a steel building as a bonding conductor...

Wait for it, and I'm really not sure if I could justify this to the wigs if needed.

There are wet heating pipes the other side of the wall from the incoming mains.

These are 3" screwed steel, they go all the way back to the boiler...

AFARP...?

:innocent     :coat

 
I had a thought today (scary isn't it)...

Could you run bare copper wire, increasing size accordingly, with some wire clips.

OK it'd look quite bright to begin with, but it'll probably look better than G/Y ever would

 
I think the full use of the regulations (and wording of) could be the most suitable solution here.

Whilst we know it should be bonded within 600mm of the incommer, this is clearly impractical for this install and could be bonded in an easy accessable position and marked on the certificate.

Just my thoughts.

 
Thinking outside the box.

The WATER pipes pass close to the boiler and close to the gas supply.

Verify the electrical continuity of the water pipes. Then bond the end close to the supply to the MET, and bond the end close to the boiler to the gas.

It won't comply with regs, but someone please tell me in what way it would be dangerous or unsafe? It would certainly be safer than no bond at all.

And just how many years has it been working perfectly safely without incident or issue with no gas bond?

Who, or what event has suddenly triggered the "need" for the gas to be bonded?

Failing that, cable tie an earth wire to the water pipes, positioned to be at the back of the pipes and not, or barely visible.

 
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A combination of both the above, bond inThe most practical position then cross bond in the boiler room?

Note on certificates and in the boiler room I'd of thought would cover yourself. ?

 
PD,

We can't follow the heating pipework all the way from the electrical supply to the boiler/gas supply as some of it is buried in the floor.

Not a nice option to take the pews out, lift the carpets & dig the floor up!

Also, the heating pipes, which are the nearest to the electrical intake will be running at seriously elevated temperatures and unlagged, so that they work as additional radiators, it is also a 1 pipe system.

KME,

No gas lines outside the Vestry, where the boiler is.

Only pipes past this are the wet heating lines.

I see no real option bar using the wet heating lines as the bonding conductor, then testing to confirm and noting things as appropriate.

 
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a long winded way would be so possibly get a duct moled in externally below the concrete.  

 
Wozz,

It had crossed my mind, but, we have no idea about the HV & LV cables in the vicinity as there is a DNO transformer less than 3m from one corner of the building, plus the cost for moles is not trivial!

 
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