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Master Card fomerly Jon Mitchell
 
Posts: n/a
Default How do I make concrete?

I bet this is the daftest question posted in here for a while!

I need to set a 4 inch square, 2 metre high, metal post into the ground.
The ground is soil. The post will have a switch mounted on the side at the
top, and as such the post will be subjected to daily stress from people
pushing the switch.

The post has been put into the ground by someone in the past, with very
little cement. I think the combination of insufficent cement and lack of
depth into the soil has caused the post to become loose. I am thinking of
using concrete this time, but I have no idea how to make it.

What are the proportions for sand, cement and ballast.

All help appreciated.

Jon


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BigWallop
 
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Default How do I make concrete?


"Master Card fomerly Jon Mitchell" wrote in
message .. .
I bet this is the daftest question posted in here for a while!

I need to set a 4 inch square, 2 metre high, metal post into the ground.
The ground is soil. The post will have a switch mounted on the side at

the
top, and as such the post will be subjected to daily stress from people
pushing the switch.

The post has been put into the ground by someone in the past, with very
little cement. I think the combination of insufficent cement and lack of
depth into the soil has caused the post to become loose. I am thinking of
using concrete this time, but I have no idea how to make it.

What are the proportions for sand, cement and ballast.

All help appreciated.

Jon



http://www.diydoctor.org.uk/projects...g_concrete.htm


---
BigWallop

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Checked by AVG anti-virus system (http://www.grisoft.com).
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  #3   Report Post  
Master Card fomerly Jon Mitchell
 
Posts: n/a
Default How do I make concrete?

Many thanks to you both for the info.

Jon

"BigWallop" wrote in message
...

"Master Card fomerly Jon Mitchell" wrote

in
message .. .
I bet this is the daftest question posted in here for a while!

I need to set a 4 inch square, 2 metre high, metal post into the ground.
The ground is soil. The post will have a switch mounted on the side at

the
top, and as such the post will be subjected to daily stress from people
pushing the switch.

The post has been put into the ground by someone in the past, with very
little cement. I think the combination of insufficent cement and lack

of
depth into the soil has caused the post to become loose. I am thinking

of
using concrete this time, but I have no idea how to make it.

What are the proportions for sand, cement and ballast.

All help appreciated.

Jon



http://www.diydoctor.org.uk/projects...g_concrete.htm


---
BigWallop

http://basecuritysystems.no-ip.com

Outgoing mail is certified Virus Free.
Checked by AVG anti-virus system (http://www.grisoft.com).
Version: 6.0.500 / Virus Database: 298 - Release Date: 10/07/03




  #4   Report Post  
Colin Forsyth
 
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Default How do I make concrete?

For anyone else looking at this thread I have found the following site an
invaluable source of info:

http://www.pavingexpert.com/

and specifically for this thread:

http://www.pavingexpert.com/mortars.htm

Regards

Col


"Master Card fomerly Jon Mitchell" wrote in
message .. .
I bet this is the daftest question posted in here for a while!

I need to set a 4 inch square, 2 metre high, metal post into the ground.
The ground is soil. The post will have a switch mounted on the side at

the
top, and as such the post will be subjected to daily stress from people
pushing the switch.

The post has been put into the ground by someone in the past, with very
little cement. I think the combination of insufficent cement and lack of
depth into the soil has caused the post to become loose. I am thinking of
using concrete this time, but I have no idea how to make it.

What are the proportions for sand, cement and ballast.

All help appreciated.

Jon




  #5   Report Post  
The Natural Philosopher
 
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Default How do I make concrete?

Master Card fomerly Jon Mitchell wrote:

I bet this is the daftest question posted in here for a while!

I need to set a 4 inch square, 2 metre high, metal post into the ground.
The ground is soil. The post will have a switch mounted on the side at the
top, and as such the post will be subjected to daily stress from people
pushing the switch.

The post has been put into the ground by someone in the past, with very
little cement. I think the combination of insufficent cement and lack of
depth into the soil has caused the post to become loose. I am thinking of
using concrete this time, but I have no idea how to make it.

What are the proportions for sand, cement and ballast.



Highly variable! Buy a pack of ready mix for a job like this, or else
get three bags of sand, one of cement, and about 3-6 bags of assorted
crushed rock :-)


The real secret is going deep enough actually. I'd say a couple of feet
if you can manage it. Use a pickaxe if all eslse fails.



All help appreciated.

Jon







  #6   Report Post  
geoff
 
Posts: n/a
Default How do I make concrete?

In message , BillP
writes

"Ade V" wrote in message
Whilst searching for that site, I stumbled across this truly horrifying
page, proving that some people really should be thrown out of the gene
pool:

http://www.well.com/user/cynsa/cement.html


Well I'll be buggered!

Well ... someone was
--
geoff
  #7   Report Post  
Andrew McKay
 
Posts: n/a
Default How do I make concrete?

On Sun, 13 Jul 2003 10:06:52 +0100, Ade V
wrote:

Whilst searching for that site, I stumbled across this truly horrifying
page, proving that some people really should be thrown out of the gene
pool:


Assuming they continue to practice their pleasures only in the way
described then there's no doubt at all that they will be removed from
the gene pool - in a single generation.

Andrew

Do you need a handyman service? Check out our
web site at http://www.handymac.co.uk
  #8   Report Post  
Rick Dipper
 
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Default How do I make concrete?

buy a bag of "concrete" from wickes, all the right proportions, reasonable price. If you need more - buy 2 bags.

Rick

On Sun, 13 Jul 2003 09:17:44 +0100, "Master Card fomerly Jon Mitchell" wrote:
I bet this is the daftest question posted in here for a while!

I need to set a 4 inch square, 2 metre high, metal post into the ground.
The ground is soil. The post will have a switch mounted on the side at the
top, and as such the post will be subjected to daily stress from people
pushing the switch.

The post has been put into the ground by someone in the past, with very
little cement. I think the combination of insufficent cement and lack of
depth into the soil has caused the post to become loose. I am thinking of
using concrete this time, but I have no idea how to make it.

What are the proportions for sand, cement and ballast.

All help appreciated.

Jon





  #9   Report Post  
Michael McNeil
 
Posts: n/a
Default How do I make concrete?

Andrew McKay wrote in message . ..
On Sun, 13 Jul 2003 10:06:52 +0100, Ade V
wrote:

Whilst searching for that site, I stumbled across this truly horrifying
page, proving that some people really should be thrown out of the gene
pool:


Assuming they continue to practice their pleasures only in the way
described then there's no doubt at all that they will be removed from
the gene pool - in a single generation.


Butt what a way to go:

Subject: Live Artillery Shell

--------------------------------------------------------------------------------
I have a butt page story for you, but, unfortunately, no documentary
evidence. The story was told me by my brother, who used to lodge with
a nurse. It is the nurse's story. About five years ago an old WW2
veteran used to come into a hospital clinic in the east end of London
suffering from bad haemorroids (piles). The clinic did what they
could, but they could never relieve the most painful pile, which would
hang down and get stuck on the seam of the man's underpants. To rid
himself of the nuisance of this pile, the old man used to push it back
up into his rectum using the artillery shell from an anti-aircraft gun
he used to man in the war. One day the shell got stuck and the man was
forced to hobble down to the hospital to get it removed. As the doctor
was about to insert his fingers into the old man's rectum to remove
the shell he said 'Of course, this shell is spent, isn't it?' 'Oh no,'
said the old man 'There's enough ammo in that shell to blast a
Messerschmidt (sp?) out of the sky.' So the doctor called in the army
bomb squad, who built a lead box around the old man's asshole and
defused the shell in situ, before removing it.
A good little story for VE day, I thought. --
Melanie McGrath

Close but no cigar!

I doubt that the shell was of such a calibre -if it was a true story
to start with as anti aircraft shells fired from the ground were quite
a size. The shells fired from a plane of WW II vintage, at .50"
calibre were the size of cigars so perhaps.....?
  #10   Report Post  
geoff
 
Posts: n/a
Default How do I make concrete?

In message , Michael
McNeil writes
I have a butt page story for you, but, unfortunately, no documentary
evidence. The story was told me by my brother, who used to lodge with
a nurse. It is the nurse's story. About five years ago an old WW2
veteran used to come into a hospital clinic in the east end of London
suffering from bad haemorroids (piles). The clinic did what they
could, but they could never relieve the most painful pile, which would
hang down and get stuck on the seam of the man's underpants. To rid
himself of the nuisance of this pile, the old man used to push it back
up into his rectum using the artillery shell from an anti-aircraft gun
he used to man in the war. One day the shell got stuck and the man was
forced to hobble down to the hospital to get it removed. As the doctor
was about to insert his fingers into the old man's rectum to remove
the shell he said 'Of course, this shell is spent, isn't it?' 'Oh no,'
said the old man 'There's enough ammo in that shell to blast a
Messerschmidt (sp?) out of the sky.' So the doctor called in the army
bomb squad, who built a lead box around the old man's asshole and
defused the shell in situ, before removing it.
A good little story for VE day, I thought. --
Melanie McGrath

And that m'lud rests the case for the defence
--
geoff


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Terry
 
Posts: n/a
Default How do I make concrete?

Master Card formerly Jon Mitchell wrote:

I bet this is the daftest question posted in here for a while!

I need to set a 4 inch square, 2 metre high, metal post into the ground.
The ground is soil. The post will have a switch mounted on the side at the
top, and as such the post will be subjected to daily stress from people
pushing the switch.

The post has been put into the ground by someone in the past, with very
little cement. I think the combination of insufficent cement and lack of
depth into the soil has caused the post to become loose. I am thinking of
using concrete this time, but I have no idea how to make it.

What are the proportions for sand, cement and ballast.

All help appreciated.

Jon


Here, where winter freezing of the ground, depending on amount of
snow cover, can be a problem it is recommended that the cement
not be brought up to ground level. Also that it not be in the
shape of an inverted cone.
I.e. as you dig the hole for the post there is a tendency for it
to be wider at top than lower down.
So, and it does happen here, even without posts in cement 'plugs'
in the ground is that the frost can 'heave' the plug/post upwards
and after a while you have a post even with a heavy accretion of
concrete on it, loose in the ground or even lifting out of the
ground after a 'hard' winter!
My daughter's deck (wooden posts not cemented) is suffering in
that way now; and a neighbour's ended with the outer edge of
their deck with PT wooden posts not set deep enough, about six
inches higher than next to the house, which had posts that didn't
freeze (or heave) to the same extent!
Just a suggestion anyway. Go deep and concrete the 'bottom' of
the post. And maybe use a cross-piece attached to the post set in
the ground? Terry.
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Andrew McKay
 
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Default How do I make concrete?

On Mon, 14 Jul 2003 01:19:26 -0230, Terry
wrote:

Here, where winter freezing of the ground, depending on amount of
snow cover, can be a problem it is recommended that the cement
not be brought up to ground level. Also that it not be in the
shape of an inverted cone.


I've always believed in lining the bottom of the post hole with a
couple of centimetres of gravel (fine stone), and concreting on top of
that.

The reason for that approach is to give the bottom of the fencepost,
and the concrete collar, a chance to be mounted on top of material
which isn't soaked in water - the gravel acts as a small soakaway.

If the post has a ready supply of water available to it (which it will
if it joins damp earth) then the water will gradually migrate into the
post which will eventually fail due to it being soggy.

Works for me anyway

Andrew

Do you need a handyman service? Check out our
web site at http://www.handymac.co.uk
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