I hope you'll find the following links useful. In particular, it's important that you use links to the various consultations that have been set up. Whether or not I agree with you, it's important that people make their views known.
"Hammersmith Bridge closure" page on LBRUT's website
"Good progress with work to repair historic Hammersmith Bridge" on the LBHF website:
Transport for London's consultation page
Transport for London's status update page
Hammersmith Pedicab Service provided by Ginger
Finally, my Twitter link.