Hydraulics & Hydrology

When I started working in water distribution system modeling, building a model, and getting it to run was so difficult and time-consuming that getting any results was a major accomplishment. There wasn’t much time left in the project to do...

I’ve given quite a few presentations on saving energy in pumping. Recently, I’ve been working with Eric Dole from Garver on the chapter on pumping energy in an upcoming AWWA Manual (M83) on Energy. One of the key things I’ve...

Co-Authors: Rua Suleiman, and Luís Fernandes Dans les zones urbaines, les crues soudaines sont de plus en plus fréquentes et provoquent des dégâts considérables ainsi que des victimes. Ces inondations peuvent survenir tout au long de l’année et leur fréquence...

I didn’t get much response to the question I posed in a recent blog about the best placement of isolation valves. Either readers thought the question was too difficult or I would need to come up with more interesting blog...

We all know the meanings of the R words listed in the title of this blog (at least we think we do). In everyday speech, however, we use them somewhat carelessly and sometimes interchangeably. I’m guilty of this as well.

Last year, I wrote a blog on “How many valves are enough?” I’m following up on that now with a quick survey on how engineers decide on where to put isolation valves, and I could use your help. I’ve talked...