Use this tab to define the geometry of the cross-section of the channel. The preview profile at the bottom of this dialog box will adjust to any changes in parameters.

Base offset. Specifies the XZ of the channel bottom center as represented in preview grid.

Type. Specifies the cross-section geometry type of the channel. Select Trapezoidal, Triangular, Rectangular, or Custom.

Trapezoidal Parameters

Adjust the following parameters for a standard trapezoidal channel profile.

Bottom Width. Specifies the width of the bottom surface of the channel.

Side Slope. Specifies the rise:run slope of the channel sides.

Depth. Specifies the depth of the channel.

Triangular

Adjust the following parameters for a standard triangular channel profile.

Height. Specifies the height of the channel from the bottom.

Side Slope. Specifies the rise:run slope of the channel sides.

Side. Specifies which side of the triangular channel is sloped. Either Left or Right.

Rectangular

Width. Specifies the width of the channel from the bottom.

Height. Specifies the height of the channel.

Customized Parameters

Select Customized to design a channel profile.

ID. Displays a numerical coordinate point in the section preview image grid.

X. Specifies the horizontal position of the ID in the section preview image grid.

Y. Specifies the vertical position of the ID in the section preview image grid.

Using the ID and X/Y coordinates, build a channel profile with the following tools.

• Import Points. Imports points for a customized channel from a CSV file.
• Export Points. Exports points from a customized channel to a CSV file.
• Append Point. Adds a new empty point at the end of the ID list.
• Delete Point. Deletes the currently selected point.