So says Dr. Sebastian Gorka, one of the most experienced and sought-after authorities on counterterrorism. Dr. Gorka has been one of the intelligence community’s go-to experts on counterterrorism since 9/11.

Not all concrete structures require protection from the ingress of water or other fluids, but those that do require a properly installed waterstop in and along their concrete joints.

This manual provides general information and insight into the development of a comprehensive water treatment residuals management plan for potable water treatment facilities.

Note for the electronic edition: This draft has been assembled from information prepared by authors from around the world.