Why we need more Thames crossings east of London Bridge

[adderslj]

Y'know, closing the QEII bridge is quite bad enough on its own, but closing it and the Blackwall Tunnel together is just evil - and responsible for doubling the normal journey time home from Suffolk.

For the non-Londoners reading this roughly translates to:

"The road system in the eastern half of London sucks goats and has ruined my day".