Hand holes fill with muddy water. You should foam them when you are done to prevent this.
Sent from my iPhone > On Aug 19, 2020, at 5:03 PM, Ken Hohhof <af...@kwisp.com> wrote: > > > Is it normal for the duct to be full of mud? That seems ungood. I’m also > assuming the fiber in that duct is carrying traffic and it would be very bad > to break it and then not be able to replace it. > > From: AF <af-boun...@af.afmug.com> On Behalf Of Mark Radabaugh > Sent: Wednesday, August 19, 2020 5:56 PM > To: AnimalFarm Microwave Users Group <af@af.afmug.com> > Subject: Re: [AFMUG] Locating mud filled conduit > > You still need a way to get air in the duct. Either this: > https://www.gmptools.com/innerduct-pressurization-test-kit/ or this > https://www.gmptools.com/line-blowing/ to attach to the compressor. Neither > tool is very expensive (relative to the stupid price of most things fiber) > > Mark > > > On Aug 19, 2020, at 6:50 PM, Mark Radabaugh <m...@amplex.net> wrote: > > Something like this: https://www.gmptools.com/cable-overblowing-junction-box/ > > Put the real cable in the one side and block the other port or use it for > water. Hum… water going backwards through the compressor isn’t a great > idea. And pushing air back the water supply isn’t great. OK, fill it with > water and block the other port. Add air and wait. Once you have half > decent airflow change to water. > > Mark > > > On Aug 19, 2020, at 6:06 PM, ch...@wbmfg.com wrote: > > You might get away with sealing it up really good where the fiber exits and > then making a hole in the side of the duct small enough for the tip of an air > blower. Not sure how much air you will get this way but easy to try. Use > mastic and then tape to seal it. You might be able to couple a pressure > washer to it too. > > -----Original Message----- From: ch...@wbmfg.com > Sent: Wednesday, August 19, 2020 4:00 PM > To: AnimalFarm Microwave Users Group > Subject: Re: [AFMUG] Locating mud filled conduit > > I have a clamp thing that clamps over the duct and cable and seals it all > up. It has an air port coming in from the side. And I use a 375 CFM 150 > psi compressor. > > I am guessing you could slip a copper tube down the duct and tape the crap > out of everything with black vinyl tape. Just use as much air as you can > get. Be sure to inject as much water as you can inject first. > > -----Original Message----- From: Nate Burke > Sent: Wednesday, August 19, 2020 3:32 PM > To: AnimalFarm Microwave Users Group > Subject: Re: [AFMUG] Locating mud filled conduit > > How do you seal it up with the existing fiber in there to be able to > blow it? How much PSI do you use? Will a portable air compressor be > enough? Other end of the conduit is in a building, so I can only blow > the mud 1 way :) > > On 8/19/2020 4:30 PM, ch...@wbmfg.com wrote: > > Use compressed air to blow water through it. Once you get it flushed your > fish tape might go. > > -----Original Message----- From: Nate Burke > Sent: Wednesday, August 19, 2020 3:19 PM > To: Animal Farm > Subject: [AFMUG] Locating mud filled conduit > > Anybody have secrets for locating mud filled conduit? Trying to locate > a 1" poly with a non-toneable fiber installed in it. No trace wire > installed. Conduit is full of Mud, and at the bottom of a handhole that > is also filled with Mud. Conduit goes from handhole under a parking > lot, so digging to find it isn't an option either. We were not involved > in the installation of this conduit, but it is now our problem. > > We got a flat steel fish tape pushed in just far enough to finish the > current locate request, but it's not going any farther. At some point > in the future I'm probably going to get a locate request further down > the conduit path. What super-secret method do you guys that live and > breath underground work have for dealing with this? > > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com
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