View Full Version : stairs: joining to walls and slabs
kurashima01
2009-03-18, 05:13 AM
What is a good way to finish up the monolithic stairs?
- How can I join the top tread to the upper floor slab? (red circle in attached sketch)
- And is there a way to join the CIP monolithic stairs to the CIP walls? (blue circles)
Scott Womack
2009-03-18, 10:19 AM
How can I join the top tread to the upper floor slab?
And is there a way to join the CIP monolithic stairs to the CIP walls?
There is no way to join the top of the stairs to a floor, it is simply not available in Revit at this time.
As for joining the stairs to the walls, you can try the join geometry tool, and if they are the same material definition, it may work, but stairs don't like to truly join to other objects.
Andre Carvalho
2009-03-18, 01:39 PM
As for joining the stairs to the walls, you can try the join geometry tool, and if they are the same material definition, it may work, but stairs don't like to truly join to other objects.
No Scott, unfortunately the join geometry tool won't even select the stair...
Andre Carvalho
tomnewsom
2009-03-18, 01:59 PM
I overdraw the slab-stair junction with Detail objects. Stairs objects are just not up to standard for creating construction drawings. Badly in need of updating, IMO.
STHRevit
2009-03-18, 02:22 PM
It's Ok Tom, we get ribbons in the new release. That should make up for the stairs being sub standard. :)
I do agree, the stairs need to be revised badly.
swmarais
2009-06-18, 10:04 AM
So far this is one of the most frustrating issues I've found in Revit...
Guess we'll have to use AutoCAD as an intermediate editor to get drawings to proper issuing standard !!
Munkholm
2009-06-18, 12:41 PM
I tend to forget about the lame stair "tool", and simply model the wanted stairs as a family, or in-place component. This way, I get FULL control over the stairs geometry etc.
But yes - The stair "tool" REALLY needs some updating.
arqt49
2009-06-18, 12:46 PM
What is a good way to finish up the monolithic stairs?
- How can I join the top tread to the upper floor slab? (red circle in attached sketch)
- And is there a way to join the CIP monolithic stairs to the CIP walls? (blue circles)
Unfortunately, I usually end up using the edit cut profile tool.
It is not elegant, but it's the possible solution.
As for stairs joining with other elements, I beleive it would require a lot of the processor because of the complex geometry of the stairs.
If the moore law remains true, we'll get that option in the near future.
patricks
2009-06-18, 06:00 PM
So far this is one of the most frustrating issues I've found in Revit...
Guess we'll have to use AutoCAD as an intermediate editor to get drawings to proper issuing standard !!
Why would you go to AutoCAD just for that? Just draft what you need in Revit. MUCH easier to deal with!
I tend to forget about the lame stair "tool", and simply model the wanted stairs as a family, or in-place component. This way, I get FULL control over the stairs geometry etc.
But yes - The stair "tool" REALLY needs some updating.
IMHO a stair as a family or in-place would not be a good option, at least during SD and DD phases, because things are just changing too much. Modeling something like stairs and then having to deal with them when things change would be a huge pain.
Even at CD's when doing details, I will leave the actual stair objects and might use filled regions in some views to clean things up. I would never try to manually model stairs unless I knew 100% for sure that they would not change.
OP: I usually model monolithic stairs with the properties set to "end with tread" at the top, and then have the top offset be the actual floor level. Then I will bring my edge of slab back by 1 tread length so that it just touches the stair, and then I remove the offending lines with linework in plan.
If it's something like a small exterior stair with a small landing, then I just sketch the entire landing in the stair sketch. That way everything cleans up nicely. Only thing you have to watch out for there is your railings. If you have horizontal guard rail runs around the landing, you'll have to do some fiddling to make sure the horizontal runs don't end up slightly sloped.
Jun Austria
2009-06-19, 01:34 AM
So far this is one of the most frustrating issues I've found in Revit...
Guess we'll have to use AutoCAD as an intermediate editor to get drawings to proper issuing standard !!
AutoCAD? Why? The drafting tab is full of tools to finish up some details. "Filled Region" is one of my favorites that resolved this Stair to Floor joining.
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