Online data portal
Making and managing
Organising and managing data on traffic orders, signs, parking and more
(TROs & TMOs)Road collision
Traffic sign and road marking design and recordingRouting, street inventory mapping
Map-based road casualty recording and analysis
- trainingTraining on Buchanan Computing software
- User login
Previous visitors please log in
If you don't have a login, just click 'New guest' above and register. It won't take a moment.
New visitor registration
Please type these digits in reverse order: 98756
Click to view any of the documents below, most of which we have had a part in authoring or publishing or are implemented in our software.
They are PDF files under 1 Mb unless stated otherwise. They are either hosted here or are links to the organisations that publish them.
ARTSM Guidance on specifying Traffic Signs
co-authored by Buchanan Computing
DfT Formula for calculating the x-height of a sign
(as implemented in SignPlot).
The following are installation programs for software that we supply free of charge. They require you to log-on to download them, but a guest registration is available to anyone (see panel, right).
SignPlot Sign Illumination Tool
For TSRGD 2016. Answers that tricky question: Does this sign legally need lighting or reflectorisation?
New: version 1.01 includes the changes in the 2017 TSRGD Amendment (effective 13 December).
Steel support design for traffic signs to BS EN 12899-1:2007.
Checks also for passive safety to BS EN 12767:2007.
New: version 3.4 covers multiple signs on the same structure.
All files on this page are free to download. Some are accessible immediately, while others require a login, but if you don’t already have a guest account, you can create one in moments.
Just click on your chosen file. If a popup login box appears, please follow the instructions; otherwise simply download your file. If you are required to log in, once you have done so you may download any file on this page.
If you already have a login for our user area and you are asked to log in before downloading, simply enter your user area credentials. Note that this will not log you into the user area itself, but just as a guest in our main public site.