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Installation Procedures

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Frequently Asked Technical Questions (FATQ)
These are answers to common technical support questions we get. We'll update this list as needed. For FAQs relating to general use of the program see FAQs on Products page.

Change Email Address

Change company name and/or address for our database
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Access Message Board / Users Forum (version 9.0 and 2007 users only)
This message board contains users-to-user discussions, responses to questions, and announcements.

How to Contact Us
Who and how to contact our customer and technical support department.

Errata for Basics of Retaining Wall Design, 8th Edition

Errata and revisions to User’s Manual for Retain Pro 9.0

New 8th Edition
New 8th Edition
Basics of Retaining Wall Design
This new edition has been expanded and updated throughout, and covers nearly every type of retaining structure: cantilevered, restrained (basement walls), tie-back, gravity, segmental, counterfort, tilt-up, sheet pile, soldier pile, gabion, swimming pool walls, and others. Plus pier and pile foundations. Current building code requirements are covered, and plus more design examples showing step-by-step procedures.
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