Are you sure about the base?
According to US tower the MA-550 requires a concrete base of: 3'6" x
3'6" x 5'
The HDX-589 requires a base of: 5' x 5' x 8'
That is difference of over 5 cubic yards of concrete.
W0MU
On 2/23/2011 4:35 PM, Richard Zalewski wrote:
> First, thanks to all for their comments and suggestions. Some details
> omitted from my post:
>
> I will be replacing a Wilson MT61 (US TOWER MA550)that has the tilt base
> fixture with a US Tower HDX589MDPL. Both of these towers are self
> supporting. Both will have a SteppIR 3elment w/40m. The existing concrete
> base is more than adequate for either tower.
>
> I will continue to update as more information has been acquired.*
>
> HDX-589MDPL
> **
>
> HDX-589MDPL
> **
>
> HDX-589MDPL
> *
>
>
> On Thu, Feb 10, 2011 at 7:31 AM, Paul_group<
> paul_group@greenrover.demon.co.uk> wrote:
>
>> On 10/02/2011 13:53, pc2a@pi4cc.nl wrote:
>>> Richard Zalewski schreef:
>>>> I will be upgrading my tower and will be using my existing base. This
>> will
>>>> require drilling the existing concrete base and epoxing in some new
>> bolts.
>>>> I would be interested in exchanging some emails with someone who has
>> done
>>>> this.
>>
>> Been using them for years, holding up masts on top of buildings, railway
>> overhead line gantries and all manner of structures.
>>
>> Take professional advice on the correct type to use - hilti are a very
>> good supplier.
>>
>> My 80' is attached to the block with them and I sleep soundly at night....
>>
>> --
>> 73 de Paul GW8IZR IO73TI
>> http://www.gw8izr.com
>> _______________________________________________
>>
>>
>>
>> _______________________________________________
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>> TowerTalk@contesting.com
>> http://lists.contesting.com/mailman/listinfo/towertalk
>>
>
>
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