capacity expansion

One charge often leveled at planners is that they deliberately foster congestion in order to force people to live in dense, walkable developments.

 I'm generally critical of planning, and I certainly don't believe one group should foist its preferences on another.

I should have made this point, too:  Our failure to congestion price our roads really screws up our decisions on increasing capacity.

When roads are congestion-priced, the revenue tells us when we need more capacity.  On this, see this (pdf):