How to trace course of underground water pipes?

I need to find how the water supply reaches my cottage, so that I can find the stop-c*ck. I think the pipe is Hydradair rather than metal.

I asked the question before, and various way-out suggestions were offered, eg use radio-waves (how?) or a stethoscope to hear running water. But I'm still baffled by the problem, and I wondered if any new readers could offer a solution.

Any suggestions gratefully received.

Reply to
Timothy Murphy
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Dowser

Please tell us how you get on.

(I'm a skeptic too, but I've twice now had pipes dowsed for me - and found the things!_

Reply to
Andy Dingley

As a former skeptic myself I would say to others before they respond - try it for yourselves ... and prepare to be surprised.

Reply to
Shona Honeyman

Crack a tap open so that the flow makes a bit of a hissing noise, then get a steel rod and tap it a short way into the ground where your pipe enters your house. You should be able to hear the sound by resting your ear on the top of the rod. Progressively move the rod in the direction you suspect that the pipe runs and check that you can still hear the water - adjust position accordingly until you get to the boundry.

I've seen TWA workers use a similar method to look for leaks.

AWEM

Reply to
Andrew Mawson

That sounds an interesting possibility. Isn't it possible to attach some sort of listening device to the rod?

Reply to
Timothy Murphy

Only limited by your imagination !

Just don't bash the rod through the pipe, and don't bang your ear on the rod

AWEM

Reply to
Andrew Mawson

I agree, I once saw a water autority man get his rods out of the van to trace an underground pipe. I subsequently found that I could do the same after making a set of dowsing rods by bending two welding rods. I very quickly found a friends supply pipe and (hidden) stop c*ck when he moved into a cottage in Devon. After doing this for several years now, I do this one handed, just using one metal rod in my right hand. I can now walk along the lenght of a buried pipe, cable or drain. There is also a techniquie for determining the depth of the object !

Note, I am an electronics engineer by trade and a natural sceptic, but this really does work. When the rods react, they recact to what is under your feet rather than directly under the rods.

Worth a try.. but use metal rods, not hazel twigs or whatever.

A
Reply to
Andy Dee

Hire a CAT & a genny?

Reply to
Chris Bacon

Ask the water board where the stop c*ck is. They have VERY detailed maps. You can then guess where the pipe goes between the two.

I had a guy out to see if my house was an "Industrial complex" which is what I was listed at, I took a look at his maps, and its very easy to find stuff then.

Rick

Reply to
Rick

They have very _precise_ maps - this isn't the same as being _accurate_.

So, they can't tell a house from a factory, and we're expecting them to find a stopcock ?

Reply to
Andy Dingley

We nearly had a water meter installed when next door asked for one. The stop tap nearest out property is next door's and the nearest to them is ours. Fortunately they checked the water had shut off to the appropriate property before they started digging.

I wouldn't blame the water authority for this, more the estate developers, the ones that had the helicopter ad, I assume the helicopter was constructed better than their houses.

Reply to
<me9

The computer had me down as an "industrial complex", probably dating back many years to when cows, rather than humans, were the inhabitants.

Rick

Reply to
Rick

I did ask the local water authority - the local council in our case - but they weren't able to help. They said they would have to turn off the water to a number of houses while a stop-c*ck was fitted, and they were reluctant to do this.

All the pipes are on private ground - the grounds of an old orphanage. The cottage in question was the nursery for the orphanage. The stop-c*ck is probably under what is now an entrance road to a group of new houses.

Reply to
Timothy Murphy

It works for some people, but for others it flatly doesn't.

Dunno why it works for me, but I've accumulated enough empirical evidence to confirm that it does.

Whatever succeeds in finding what you're looking for. I make a specific point of using hi-tech materials, but that's only to annoy the druids.

Reply to
Ian White

Have you tried this? :

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Reply to
Andy Luckman (AJL Electronics)

Actually, the water-man from the council came today with a listening device - a rod about 1 metre long with a sort of sounding box a little larger than a tin of baked beans attached to one end. He asked me to turn on the water in the cottage.

Rather to my surprise, he found the stop-c*ck, which apparently is broken. He said he would add it to the ToDo list at the council.

Reply to
Timothy Murphy

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