DC has a lot of sewers. Would be a shame if it backed up.

Strikes that ground airplanes also have historically caused congress to cave.

Closing car roads in favor of pedestrian only streets also make it harder for police and rich people to fuck with people. Part of being rich is security caravans. Reducing motor vehicle access makes rich people feel less safe. Consider lobbying local politicians for more walkways and removing unnecessary thru streets.

There are a number of wealthy communites. They have infrastructure going to them. You can legally file complaints about that infrastructure. As well as other things.