5at Train

The 5AT Group - Steaming Ahead with Advanced Technology

Enhancing Performance -- Improving Reliability -- Reducing Costs -- Controlling Emissions

2006-10 Published Articles and Letters relating to the 5AT and Modern Steam

The following is a list of published articles relating to the subject of Modern Steam and/or the 5AT Project.  [Note: a similar listing of articles can also be found in the Project Promotion section of this website.]

Note: In Sep 2009, David Wardale wrote a strongly worded (but unpubliushed) response to a letter claiming that British Caprotti valve gear would be better suited to the 5AT than Walschaerts valve gear (also available in PDF format)  This topic is also discussed in the FAQ section.)