Yes, the DTM process in C3D is very similar to LDT. And it has very strong
road and pipe modeling capabilities. For design, you'd still use a
spreadsheet, but the modeling and drafting would be more automated.
If you'd like, contact me off-line, I'd be happy to answer any questions. EE
offers consulting worldwide.
james.wedding @ either domain below.
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James Wedding, P.E.
Engineered Efficiency, Inc.
Civil 3D 2006 SP2
XP Tablet, SP2, 2GHz, 1.5G
www.eng-eff.com
www.civil3d.com