PathSweeper Guides

In-depth references on swept-path geometry, fire-truck access and the design-vehicle standards we currently cover.

Guides by country

Germany

Design-vehicle standards used by engineers in Germany.

USA

Design-vehicle standards used by engineers in USA.

UK

Design-vehicle standards used by engineers in UK.

Australia

Design-vehicle standards used by engineers in Australia.

Theory & general guides

Oct 12, 20266 min read

Switching from AutoTURN Online to PathSweeper

How to move swept-path work from AutoTURN Online (now part of InSTRATO) to PathSweeper: who it suits, the five steps from CAD export back to CAD, what carries over and what does not, accuracy and pricing.

AutoTURN OnlineInSTRATOMigration

Two sheets of tracing film on a light table over a junction plan, each plotted with the same semi-trailer turning loop; the blue and grey swept-path bands lie on top of each other

Oct 9, 20268 min read

Engine Validation: PathSweeper Against AutoTURN Online Reference Exports

How PathSweeper's swept-path engine was cross-checked against AutoTURN Online exports for all 13 German RBSV 2020 design vehicles: method, per-vehicle deviation table and the known differences.

ValidationAutoTURN OnlineRBSV 2020

Vehicle traversing a curve with its swept envelope drawn around it; outer body corners and inner rear wheel paths visible

Apr 12, 2026Updated Jul 30, 202619 min read

What Is Swept Path Analysis? Geometry, Worked Example and How to Do One

What swept path analysis is, who uses it and when, the geometry behind it, a worked pen-and-paper example, and how to do a swept path analysis step by step.

Swept PathCivil EngineeringAckermann Steering

Calculate Swept Paths

Try PathSweeper for free and calculate swept paths directly in your browser.

Use the free version