ChasmTech Helps Civil Engineering and Survey Firms

Produce More Work in Less Time
With Fast, Intuitive Design Tools and Outstanding Support 

What Civil/Survey Application is Right for you?

The Essential Add On For Civil 3D®
Corridor EZ For Civil 3D automates the most complex part of Civil 3D – corridor creation.

With intuitive design tools that seamlessly integrates with your existing workflows and generating your Civil 3D design surfaces, profiles, assemblies and corridors with a simple mouse click.

The Complete Civil Application For BricsCAD

Civil Site Design Transforms BricsCAD Pro Into a Feature Rich Civil Design Application

BricsCAD uses Civil Site Design to functionally replace Civil 3D providing a lower cost, faster platform with full civil design functionality. A key benefit is that BricsCAD will read and convert your Civil 3D data directly.

Modern Survey Software For BricsCAD and Civil 3D

Stringer Topo Turns Your CAD Platform Into  Full-Featured Field Survey Package

Stringer Topo is the modern, field-to-finish software that surveyors have been seeking for years. The unique user interface allows you to isolate codes, efficiently produce your line work and breaklines and automatically generate legends.


Are looking for an AutoCAD alternative ...Look No Further...


BricsCAD is everything that you could want in an AutoCAD compatible  platform!


DWG compatible; LISP and command line compatible; Faster; Lower cost; Perpetual and multi-user licenses


Virtually zero risk - your staff will be fully operational in hours.

Powerful time and money saving applications - with outstanding support