Design - Test - Discover!

Create and test Model Bridges and Towers

on Your Computer

ModelSmart3D is program designed to introduce middle, high school and college students to basic engineering concepts while reinforcing their math and science skills. Written by a professional engineer, ModelSmart3D allows students to interactively design and test structural models of bridges, cranes, towers, and all kinds of structural systems on the computer.


Student's explore more structures with less material waste and more fun!

3D design, 3D analysis and 3D animation!!!!!

Step by step easy to follow example.

3D virtual reality user interface with movable observer.

Built-in custom 3D CAD system.

Design and test model towers, bridges and more.

130 page pdf manual. plus (Extra for Experts) (Tower Quick Start +)

Free slide shows - Success with ModelSmart3D

Not restricted to pinned connected trusses. Build trusses or frames.

Model a suspension bridge.

Select balsa or basswood or create your own materials and shapes.

Use the PESC material grading system to strength classify your wood.

Place multiple loads horizontally or vertically.

Automatically calculates maximum load.

Multiple support types.

English or metric units.


And a lot more...

System Requirements:

Microsoft Windows Windows7, Windows8 & Windows10

16 bit color, Microsoft Compatible Mouse

Warnings & Limitations



Single Copy - Education Version

$89.95 + $9.50 Shipping (continental US)

Single Copy - Student Version

$59.95 + $9.50 Shipping (continental US)

( The student version is licensed for home use only.)

($49.95 + $0.00 Shipping if you select to download)

Pour la version française veuillez contacter
(certaines options sont limitées dans la version française, pour plus de détails veuillez consulter

To purchase please call (225) 769-3728.

If you prefer, e-mail your phone number to

and we will contact you for your order.



Color Coded Stress levels

Analyze Vierendeel Trusses and other Moment Resisting Frames


The 3D Structural Analysis Engine at Work Applying Torsion to a Tower


Technical Support Questions and Answers

ModelSmart and ModelSmart3D are trademarks of Pre-Engineering Software Corporation.
The Bridge Builder, ModelSmart and ModelSmart3D screens are trademarks of Pre-Engineering Software Corporation.
SpaceGuide and the SpaceGuide screen are trademarks of Pre-Engineering Software Corporation.
Windows 95, Window 98, WindowsMe, Windows NT, Window XP, Windows Vista, Windows7, Window8 & Windows10  are either registered trademarks or trademarks of Microsoft Corporation.
Pentium is a registered trademark of Intel Corporation. Celeron is a trademark of Intel Corporation.
All documents (including programs, photographs and graphics) at this site are :
Copyright 1987-2018, Pre-Engineering Software Corporation. All rights reserved.
This work may not be republished in any form.