Note
Revit provides a Pick Lines option for various drawing commands.
Pick Lines uses an existing line as a reference and draws an identical line offsetting a specified distance from the reference line.
The following shows the use of Pick Lines to draw grid lines. The same technique can be followed for some other drawing commands.
-> TopDuplicate lines using "Pick Lines" (a quicker method after drawing the first grid line)
Left-click: Architecture or Structure > Datum - Grid > Draw - Pick Lines:
Change Offset to specify spacing between lines:
When moving towards a horizontal reference grid line from the below, a blue line will appear below to indicate one possible position of the new line:
When moving towards a horizontal reference grid line from the above, a blue line will appear above to indicate another possible position of the new line:
Left-click the reference grid line to fix the new line:
Move from the above of the second horizontal grid line > Left-click it to make it the new reference grid line and to fix the new grid line:
Repeat the action. All new grid lines will be 4000 mm from their own referenced grid lines: