What impact will Mayor Vincent C. Gray’s proposed 2012 budget have on local transportation? Terry Bellamy, interim director of the District Department of Transportation, will be online today at noon taking questions about that very subject. The proposed budgets for the District agencies are available here, so take a look and see what questions you might have for Bellamy.

Head here at noon to ask questions or follow the discussion. You can also submit questions via Twitter to @DDOTDC.