A Day in the Ma’sh – Oil Refinery
30th Street Sewer
Standard Philadelphia (B) Hydrant
Water Works Standpipe, 1853
The application of scientific principles to practical ends as the design, construction, and operation of efficient and economical structures, equipment, and systems; also the profession of or the work performed by an engineer. Good practices in the various subdivisions of this field, including civil, sanitary, and transportation engineering, are the foundation of any city's well-being and livability.