Related Links: Float May Be Sinking the Project Website of PKR Consulting Inc. I was recently asked to participate in a debate on scheduling specifications at Stanford University. A representative from the contractor sponsoring the conference would take the position that most scheduling specifications were onerous or unnecessary. My role, if I agreed to partake, would be to defend them before an audience filled with contractors.This would not be an impromptu discussion—I was the owner's scheduling consultant on a project with the person I would be debating. "You won't be personally attacked," I was assured.After much deliberation, I reluctantly agreed.
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.