Run the pull lines or a few of them as you install the conduit.
W0MU-1 CC Cluster w0mu.net
On 5/6/2012 3:55 PM, Adam Shirley WJ4X wrote:
> Blow a mouse through the pipe. Large diameter pipe, I use a piece of
> foam rubber or a partially inflated bread bag.
> On 5/6/2012 5:48 PM, David Aslin wrote:
>> Gerald's note prompts me to ask a related question:
>> What techniques are folks using for the first pull through a conduit?
>> Background: Like Gerald, I plan to have a 400ft+ run of 4 inch
>> corrugated irrigation tubing. A 400ft fish tape would be hard to
>> find/expensive, but I need to get a pull rope through the conduit before
>> I can do the first cable pull (LDF5-50) How?
>> David G3WGN WJ6O
>> Date: Sun, 6 May 2012 15:13:42 -0300
>> From: "VE1DT-Towertalk"<firstname.lastname@example.org>
>> Subject: [TowerTalk] Wire Soap - How Much?
>> Content-Type: text/plain; charset="us-ascii"
>> I've no experience in running cables through conduit, but I do know that
>> I want to use a cable lube. I can get Klein #15028 1 quart bottles
>> locally, but I don't know how much I will need. Also, I know I don't
>> want to run out part way. In browsing through the archives, the answer I
>> keep seeing is "lots".
>> In my case, I am using 4" diameter corrugated irrigation tubing for a
>> couple of LMR600 cables, a couple rotator cables and a few CAT5 cables.
>> length is 400 feet. Worst case would be the volume of the conduit.
>> the formula, pi *r^2 *length tells me about 30 gallons. I am not
>> planning on doing that.
>> Polywater http://www.youtube.com/watch?v=kr87VQcJeK8 says to use this
>> formula for PolywaterJ: Gallons = 0.0015 * Diameter(inches) *
>> This comes out to 2.4 gallons. Using 1 quart bottles, this comes to
>> $150 here. Grainger also sells larger 1 gallon containers of 3M WL lube
>> at about the same price as two of the Klein one quart squeeze bottles.
>> Does 3 gallons sound about right?
>> Gerald Boutin, VE1DT
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