Largely those projects are left to the developer to install. Supposedly to current code using approved materials.
Houston does not have zoning laws. To say that the Houston area lacked consciousness of or action plans from a civil engineering POV is a grotesque understatement. The population of that area has steadfastly voted down any measures to zone, limit or restrict development.
Even if they had, it might not have made much difference when discussing the volume of rainfall they have experienced. Except for the loss of life, the policy of simply dealing with this after-the-fact may turn out to be the most expedient long-term one, even in terms of cost.
It's a little too late now to discuss how it might have been prevented. Now the discussions must focus on what must be done NOW to prevent it from happening again (and if that is prudent in terms of cost-benefit projections).
If I were considering the issue, I might not think in terms of planning or deploying assets to deal with something that would likely happen only once every five centuries.