You can place spot elevations on non-horizontal surfaces and non-planar edges. You can place them in plan,
elevation, and 3D views. Spot elevations are typically used to obtain a point of elevation for ramps, roads,
toposurfaces, and stair landings.
Placing a Spot Elevation Dimension
1
Click Drafting menu
➤
Spot Dimension
➤
Spot Elevation, or on the Drafting tab of the Design
Bar, click Spot Dimension
➤
Spot Elevation.
2
In the Type Selector, select the type of spot elevation to place.
3
On the Options Bar:
a
Select or clear the Leader option.
The following image shows the same spot elevation without and with a leader.
b
If the Leader option is selected, optionally select the Shoulder option. This adds a bend to
the spot elevation leader.
The following image shows a spot elevation with and without a leader shoulder.
c
If you are placing a relative spot elevation, select an option for Relative Base.
d
Select an option for Display Elevations.
NOTE
This option is enabled when you place a spot elevation in a plan view.
■
Actual (Selected) Elevation displays the elevation of the selected point on the element.
■
Top Elevation displays the top elevation of the element.
■
Bottom Elevation displays the bottom elevation of the element.
■
Top & Bottom Elevation displays the top and bottom elevations of the element.
228 | Chapter 5 Using Dimensions and Constraints
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