Author Topic: Sloped fabrication pipe in Revit  (Read 1385 times)

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Offline srbecker58Topic starter

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    • MLP Plumbing & Mechanical, Inc
Sloped fabrication pipe in Revit
« on: Sep 04, 2025, 21:43:38 PM »
So we are making the switch to Revit finally and we can stumble through it, but I am wondering if there is a better workflow for the following:

1. Sloping pipe or running sloped pipe.   In Fabrication, we would just design line it or draw with multi point fill.  We tended to use design line more often to get our main routing down because it sloped everything at once and based on how we had it programed, it would add in wye 45's or street 45's depending on the service instead of tees or combination wyes.  Is there a better workflow in revit than basically drawing the main and stick building from there?

2. Default to wye 45 or wye and street 45?  We do not use combination wyes because they are harder to get than wyes and 45s and the take off itself is different from a wye and a 45.  Using them would also mess up our BOMs.  Is there a way to insert wye 45's by default or do I have to manually place them for every branch?

3. Floor drain and cleanout placement.  When I try to place these, they come in sideways unless I snap them to a riser.  space bar only rotates them on the z axis, not the x or y.  I feel the layout in Revit would be easier if I could place all of these items first, then route from them instead of to them.

Any tips/tricks/or other helpful advice for sloped pipe is greatly appreciated as we are struggling to figure out a better workflow than stick building all of our gravity services.
Sean Becker
MLP Plumbing & Mechanical, Inc.
CAD/IT Manager

Offline PipeFitter72

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Re: Sloped fabrication pipe in Revit
« Reply #1 on: Sep 06, 2025, 01:13:32 AM »
you can use the Revit multipoint for more than the mains. But you probably want to look at some of the addins to help with sloped pipe. Naviate has some good tools for working with sloped pipe. Virtual Mechanical for Revit is pretty good. Those are the 2 I have experience with.
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Offline Tye Austin

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Re: Sloped fabrication pipe in Revit
« Reply #2 on: Sep 10, 2025, 18:21:07 PM »
Yeah, using Multipoint Routing is the move for populating.  babysit the grade.  cut it fittings and then multipoint route from them.  you can also do vertical offsets by clicking mid route and adjusting the elevation.  you just may need to click on the top 90 and swap it for a 1/4 bend.

I've never heard of combos being hard to get.  If it were me, I'd just make the supplier stock combos instead of adding bands and fittings and labor...

for floor drain/CO placement, they typically snap to a plane or level.  so I will just go to my Level 1 or Level 2, etc view and land them all.  they should snap to the level perfectly.  if they don't, there may be an issue with the family or process.  then I just model to them.  I will set them and lay out my fixture risers on a floor, then use the Underlay option in the Properties to see the piping on the floor below and model to my targets.
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