About the view range the view range is a set of horizontal planes that control the visibility and display of objects in a plan view.
Revit site plan showing floor plan.
Click view tab create panel plan views drop down floor plan.
Get this revit file here.
A floor or slab will be visible in a plan view if it is partially above the view depth or if it is within 4 feet approximately 1 21 meters of the bottom clip.
This issue occurs because there is an incorrect view range in the main view.
Under floor plan views select the level on which to base the site view.
In the main floor level the bottom of the primary range is set to main floor with an offset of 1.
In the project browser rename the newly created floor plan view to site.
When you tried to underlay a floor only doors and windows were visible.
Create a site view as follows.
Under floor plan views select the level on which to base the site view.
About plan regions to define multiple cut planes within a plan view use plan regions.
Please like this video.
Click view tab create panel plan views drop down floor plan.
In this video i show you everything you need to.
Draw the sketch as necessary then click finish.
Open the site view.
About plan views in a 2d view display a floor plan a reflected ceiling plan or structural plan.
If the view range intersects the geometry of a level in your main view that level cannot be used as an underlay in the main view.
In the new plan dialog clear do not duplicate existing views.