There's an important debate and vote on retaining the 20mph limit on Blackfriars Bridge, rather than making the limit 30mph as currently planned by TfL, in the London Assembly next week, on Friday 8 June 2011, when Assembly members will vote on a formal motion.
Please go the link below now and sign the petition. The page gives the background
http://new.lcc.org.uk/articles/show-your-support-for-the-london-assemblys-motion-to-retain-20mph-on-blackfriars
The bridges are key to making London a pleasant place to walk and cycle around.