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Re: [TowerTalk] Fwd: Lightning Damage, Crane used to replace Orion Posi

To: Chester Alderman <aldermant@windstream.net>
Subject: Re: [TowerTalk] Fwd: Lightning Damage, Crane used to replace Orion Positioner
From: Mike Murphy <mike@ki8r.com>
Date: Sat, 14 May 2016 19:56:19 -0400
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
I did the same thing in my township. No permit required. 

You don't even need a permit to build a deck here. 

Mike - KI8R


--------------------------------------
Michael Murphy -KI8R

mike@ki8r.com

twitter.com/ki8r

www.ki8r.com

614-371-8265
--------------------------------------

> On May 14, 2016, at 6:50 PM, Chester Alderman <aldermant@windstream.net> 
> wrote:
> 
> Nope!! In rural south Georgia they told me I did not need a permit to put a 
> tower on my 15 acre property! I asked for a written statement of that fact 
> and got it gratis!
> 
> Tom - W4BQF
> 
> 
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of Hans 
> Hammarquist via TowerTalk
> Sent: Saturday, May 14, 2016 4:40 PM
> To: towertalk@contesting.com
> Subject: [TowerTalk] Fwd: Lightning Damage, Crane used to replace Orion 
> Positioner
> 
> Thank L-d I live in a rural town that hasn't figure out how to suck money 
> from a radio ham (yet). My building permit to get the tower cost me $15 
> everything included. Jealous?
> 
> 
> 
> 
> -----Original Message-----
> From: W5GN <w5gn@mxg.com>
> To: 'towertalk' <towertalk@contesting.com>
> Sent: Sat, May 14, 2016 12:20 pm
> Subject: [TowerTalk] Lightning Damage, Crane used to replace Orion Positioner
> 
> About two weeks ago, we had an extremely close lightning strike that surged 
> our AC voltage to about 6000V (estimate based on ¼ inch 
> 
> between the two arc burns on the shell of the plastic AC plug to the chassis 
> screw on the Orion 2800 Control Box), even though 
> 
> all circuits have commercial surge protectors that were installed when the 
> office/radio wing was built in 1984.
> 
> But I did NOT have a UPS between the wall and the radio equipment; none of 
> the computer equipment in the other corner that is
> 
> behind a UPS was not touched by this surge.
> 
> 
> 
> The surge took out that Orion 2800 rotor control box, and the motor windings 
> in the positioner was now an open circuit.
> 
> 
> 
> The surge also took out the Astron 30 Amp supply, and its 12V output surge 
> took out the transmit side of the ICOM 756PROII.
> 
> 
> 
> I sent it to Icom repair in St. Joseph, MI, on a Tuesday, and they had 
> finished the repairs and were ready to ship on Tuesday
> 
> when I called them on this past Monday, and it arrived yesterday, Friday.
> $192 - $140 Service, $23 for parts.
> 
> They replaced the defective IC151 and D131 in RF unit, and the CI-V remote 
> port that I didn’t know was burned,
> 
> and replaced Q5771 Q25, D22, D23, clock battery BT3501 and, unrelated to the 
> surge damage, replaced R1 on the phone
> 
> board which had failed a while back and caused loss of one audio channel.
> 
> 
> 
> That 12V surge also took out the 20 meter position of the Array Solutions Six 
> Pack, and the MicroKeyer II.
> 
> 
> 
> The UST HDBX-72 tower is normally nearly retracted, with the top of the tower 
> at 32 feet, with the Cal AV 2-el Forty there,
> 
> and the OB16-3 18 feet higher.  My first tower climber volunteer observed the 
> first problem.  The tower needed
> 
> to be raised about 10 feet to get the positioner clear of the next lower 
> tower section so it could be removed.
> 
> But the electrical control has not worked for some time, and since I had not 
> intended to raise the tower,
> 
> and since I added the complexity of the (useless IMO) Remote Control, we gave 
> up on fixing that problem,
> 
> and instead used a screw driver as a lever and rotated the drive shaft to 
> raise the tower the 10 feet,
> 
> alternating two of us for about 20 minutes.
> 
> 
> 
> My professional climber could have replaced the Positioner in the tower in 
> harness on the tower, but since
> 
> the LMR400ULTRAFLEX was now 13 years old, I elected to bring a crane so they 
> could be replaced, and because
> 
> it’s a lot easier on the climber!
> 
> 
> 
> In 2003, we had a 160 ton crane (pics at www.mxg.com <http://www.mxg.com> , 
> lower left) because we had the old EzWAY Tower further back that
> 
> had to be removed first; that day’s crane cost was $700.
> 
> 
> 
> When I called Davis Crane, I found that a city permit to close the street 
> would be required, two Dallas (off-duty)
> 
> policeman that we would pay $240 each for were required, that the crane could 
> not be here on Friday, our garbage pickup day,
> 
> per city rules, and because our normal residential street once had a bus 
> line, it was classified somehow higher as
> 
> needing to be clear by 3:30 for “rush hour”.  He also said the crane would 
> leave around 8am, about a half hour away,
> 
> and it would take an hour to setup, and also it would take nearly an hour to 
> shut down and be gone by 3:30.
> 
> And I had to deliver 42 “Notice of Street Closure” to the folks who lived on 
> the two streets and backed up to the
> 
> alley exit that would be closed that day, record their addresses and deliver 
> back to Davis to get the permit.
> 
> 
> 
> 
> 
> The city had put out the Detour Signs on Wednesday, by the curb.  
> 
> 
> 
> I had ordered 2x LMR400UF, Rotor, and RG8X Pulse cables in 200 foot lengths 
> from Joel, at RFConnection.
> 
> When the LMR400UF arrived, I decided to confirm its length by weighing on the 
> shipping scale, 
> 
> and found the weight of the LMR400UF was .068 Pounds/Foot, so 200 feet should 
> be 13.6 pounds,
> 
> but the scale displayed only 7.7, so there must be only 100 feet of coax.
> Only after wasting Joel’s time,
> 
> for him to confirm the actual shipping weight was 38 pounds, did I apologize 
> for the egg on
> 
> my face, as my scale was displaying KiloGrams, not pounds.  Wednesday 
> afternoon we removed the old cables
> 
> from the shack to the base of the tower, made up the new cables, and ran them 
> from the shack also to
> 
> the base of the tower.
> 
> 
> 
> Thursday the crane and officer arrived about the same time, a little before 
> 9, and the officer pulled the 
> 
> detour signs to block both lanes, and then sat in his surburban pretty much 
> the rest of the day.
> 
> The crane arrived, and we then waited nearly an hour while they called back 
> to get the man basket that had been 
> 
> ordered but not put on the order form.  Then we waited another 45 minutes for 
> their mechanic to arrive to
> 
> find the short in the winch’s terminal block that was water-exposed and 
> intermittent.
> 
> 
> 
> Work proceeded smoothly for the coax removal for the OB16-3 which is now at
> 60 feet on the 24 foot mast and
> 
> then the Cal-AV 2el 40 is at 42 feet. 
> 
> Work was somewhat slower when it came to raising the mast so the positioner 
> could be slipped out;
> 
> previously, you could get two winches, so one can hold the basket while the 
> second is used to 
> 
> raise mast those couple of inches needed, but OSHA rules now prohibit two 
> winches, so the crane had to 
> 
> swap the basket with a strap to lift, while the climber clipped in, and then 
> go back and get the basket, 
> 
> several times.  And similarly, since both antenna’s feed point is some 
> distance from the mast, and 
> 
> with those 16 elements on top, only about 2 feet apart, the crane operator 
> took lots of time to reposition 
> 
> out and then back in without taking off elements to move along the boom with 
> the coax.
> 
> 
> 
> Around 1pm, a city of Dallas inspector showed up and halted work because the 
> permit required two policeman, 
> 
> which I had expected and was on the order also, but only one had been 
> ordered, apparently, by Davis Crane, 
> 
> maybe, but this was a Keystone Cop discussion between the Davis guy, the cop, 
> and the (REALLY NASTY) inspector,
> 
> who finally relented, saying, well I’m not stopping your work now, got in his 
> vehicle and drove away.  
> 
> Earlier he had told me that the reason the policemen were there was NOT for 
> traffic control, the signs did that.  
> 
> They were there in case the crane tipped over so they could call for help!.
> 
> 
> 
> So both the cop and the Davis guy were worried about him coming back and 
> giving us grief over that 3:30 limit,
> 
> and there can be serious fines involved, so my tower guy got 5 minute 
> warnings for the last half hour,
> 
> and connected the last critical wire at 3:32.  The crane shutdown took only
> 10 minutes, and he moved the crane
> 
> so it was now parked and only blocking one lane, and then sat there 45 
> minutes, waiting for the electrican to
> 
> return to now repair the crane storage mechanism – the crane was completely 
> collapsed, but that whole unit
> 
> was stuck about 3 feet above it’s cradle.
> 
> 
> 
> So that lost time really hurt; it still took three more hours on Friday for 
> him to climb and strap in and 
> 
> finish building and sealing the Bud box with the terminal block for the 
> positioner, tie wrapping and taping
> 
> the cable bundles, and finishing those details.
> 
> 
> 
> I had purchased the new Orion 2800 positioner only, because last year, for 
> the first time, I actually
> 
> won something of value at the Contest Dinner, when I got a Green Heron 
> controller.  When we went to
> 
> setup that box, we made some stupid error, but were very pleased when Jeff 
> answered his phone and
> 
> he walked us thru to correct our error.  Just love that knob to point the 
> beams.
> 
> 
> 
> The cost of this crane was $2440.
> 
> 
> 
> 73
> 
> 
> 
> Barry, W5GN
> 
> _______________________________________________
> 
> 
> 
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