	Applies To
	Product(s):	AutoPIPE
	Version(s):	2004, XM, V8i, CONNECT;
	Area:	General
	Original Author:	Bentley Technical Support Group
	Date Logged & Current Version	Dec. 2015 08.11.08.24

Problem:

What is the formula's used to calculate C1 and C2 on the attachment dialog of AutoPIPE nozzle?

Solution:

Please see the following AutoPIPE help section:

Help > Contents> Contents Tab> AutoPIPE Nozzle> Nozzle> Nozzle Type> hyperlink to "Attachment"

Under the picture of the different attachment types see the following:

Starting with the top left figure and moving around clockwise, the C1 and C2 values are calculated as follows:

Again, see AutoPIPE Nozzle help for details

The results of C1 and C2 will be used to update the Rectangular Width and Rectangular Length of the attachment.