least-cost Pipeline routing

[ismailmarzuki]

I want to finish my final exam..
can you tell me how to find least cost pipeline routing using arcgis..??

best Regard,
Ismail

[DonovanCameron]

Have you looked at the online help?

least cost path and least cost corridor

look at the topics, Cost Distance and Path Distance.

I think that should be enough to get you started. That is all for ArcGIS 9.2, but the equivalent help is in the later versions as well.