----- Original Message -----
From: "Randy" <randy@verizon.net>
To: "Al Williams" <alwilliams@olywa.net>
Sent: Friday, May 06, 2011 7:40 PM
Subject: Re: [TowerTalk] DIGGING A HOLE WITH A BACKHOE
> Al, may I prevail upon you to forward this to the list, please?
> I'm on a new computer, and I can't currently reply to the email
> address that the list wants posts "from". I'll get it fixed over the
> weekend, but, it's important. If you cant, I understand.
>
> Randy
>
> --------------------------------------------------------------------------------------------------------
>
> If you're in a hole, and it caves in to some point slightly above your
> belly-button, you are DEAD. If your diaphragm can't move, neither will
> your lungs, and, that's THE END.
>
> 73,
> Randy
> KZ4RV
>
>
> On 5/6/2011 8:37 PM, Al Williams wrote:
>> ----- Original Message -----
>> From: "Dick Green WC1M"<wc1m73@gmail.com>
>>
>> SNIP
>>> As many have noted, it's hard to dig a perfect hole with a backhoe or
>>> excavator. The hole always ends up larger than intended, especially
>>> after
>>> you get in and square it up with a shovel. The pier wound up closer to
>>> 4'x4'x6' and was more trapezoidal than rectangular (i.e., wider at the
>>> base.)
>> 1. Whys square the hole with a shovel? The only need might be to
>> square
>> up the visible part above the hole!
>>
>> 2. "...wider at the base."? I only have maybe 50 hours using my small
>> BX22 backhoe but thats enough to know that the holes are always "wider at
>> the top of the hole". This is because most backholes have two arms; the
>> first attached to the low base of the tractor the arm then tilts up.
>> The second arm attaches to the end of the first arm and tilts down to the
>> ground. It is difficult to get the outer arm's bucket deep without the
>> inner
>> arm hitting the ground
>>
>> Digging a straight down hole requires a lot of coordinated tractor moving
>> toward/away from the hole while also changing both arm angles.
>>
>> 3. Readers contemplating having a deep, straight sided hole dug should
>> find a contractor with a backhoe that has a telescoping/sliding arm
>> mounted
>> on the second (outer arm). This telescoping arm can dig straight vertical
>> holes 8 or more feet deep.
>>
>> k7puc
>>
>>
>> _______________________________________________
>>
>>
>>
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>>
>>
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>>
>
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