[TowerTalk] Conduit in trench

[Bill Cotter]

Terry,

You might try lightly sanding both pieces befor you apply the 
primer and glue, just in case there are any rough spots. If still 
too tight, maybe try heating up the bell end with a heatgun befor 
mating the joint.

73 es gl Bill N4LG



At 06:02 PM 11/3/2017, Zivney, Terry wrote:
>I am trying to join sections of 2 inch (nominal) PVC conduit for 
>burial in a trench.
>This is schedule 40 electrical conduit, not water or drain pipe.
>
>
>
>I cannot get the sections to mate.  The belled portion of the conduit
>is too snug on the main body.  Even with the proper primer and
>cement, it is so snug that I cannot manhandle two pieces together,
>much less dozens!
>
>
>
>I found that the sweeps I  bought would go on with some difficulty.
>The short couplers, about 3 inches long will fit, but give very little
>overlap, only about an inch if fully seated.
>
>
>
>I notice that the electrical drops down the power poles around
>here have  the same PVC conduit, but instead of using the
>built-in bell ends, the crews apparently just use the short couplers
>on the straight end ( I guess they cut off the bells?).
>
>
>
>I am worried that the short couplers may not provide adequate
>strength when the conduit is   stressed to drop in  into the trench.
>
>
>
>Any experience?
>
>
>
>Terry N4TZ
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