TRL Reports

Press Releases:

28th Sept 2009 - 20’s Plenty for Us calls for clarity from DfT on lower residential speed limits 18th April 2009 - 20’s Plenty For Us welcomes expected 20’s Plenty For UK 7th April 09 - 20's Plenty Success in York 29th October 08 - 20’s Plenty For Us welcomes Transport Committee support for increased use of 20 mph limits 19th October 08 - 20’s Plenty For Us now reaches ¾ million residents 17th Sep - 20's Plenty For Us to co-host National Conference 22nd June - 20's Plenty by 2010 campaign launched 31st May - 20's Plenty For Us submits evidence to Transport Commitee 18th May - Government support for 20 mph welcomed but flawed. 23rd Feb 08 Norwich - Another City chooses 20 mph for residential roads. 28th Jan 08 AA spreads misleading information on 20 mph and CO2 emissions. 24th Jan - 20's Plenty For Us welcomes London's proposed 20 mph default

The Transport Research Laboratory is an important organisation conducting research into road use in the UK. Some reports are now available in the public domain for download and the ones that we have found most useful regarding 20's Plenty are included below :-

TRL325	The factors that influence a driver's choice of speed - a questionnaire study. M C Taylor, D A Lynam and A Baruya - 2000
TRL363	Urban speed management methods. A Mackie - 1998
TRL421	The effects of drivers’ speed on the frequency of road accidents M C Taylor, D A Lynam and A Baruya - 2000
TRL440	The characteristics of speeders D C Webster and P A Wells - 2000

Please note that these reports do not take into account the considerable shift in public opinion in recent years towards supporting lower speed limits. However they do include some very useful information

For further details email rodk@20splentyforus.org.uk or call Rod King on 07973 639781 or Chris Mayes on 0151 706 4464