A multi-view block is an Autodesk Civil 3D object that can have different representations in different view directions. You create a multi-view block from AutoCAD blocks that represent the different views of the custom object that you are creating.
A multi-view block can represent different types of objects in Autodesk Civil 3D, such as the following:
Multi-view blocks can be displayed differently in each view direction and each display representation. For example, the top view of a multi-view block representing a traffic sign shows the top of the sign. The bottom view shows the bottom of the sign, and there are representations for left, right, front, and back views. Additionally, you can define a different group of displays for each display representation. You can have one set of views for plan view and another one for reflected view.
The top and profile view blocks representing a pine tree might look like: