Subjects Engineering

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.

Duplex Pumping Engine, Belmont Works

Duplex Pumping Engine, Belmont Works

Belmont Works Engine House

Engine House of the Belmont Works

DeLaval Beauty Shots 6

Electric Pump Installations at Lardner’s Point Pumping Station

Standard Philadelphia (B) Hydrant (2004.057.022.1075)

Standard Philadelphia (B) Hydrant

Laying the Main (2004.057.0074.007)

Commencement of laying the main on the East side of the River, 1871

Sewage collection and disposal plan

Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912

New Mill House at Fairmount (2008.001.0046)

New Mill House at Fairmount

Stand Pipe of Philadelphia Water Works

Water Works Standpipe, 1853

Tinted image of a single-arch bridge over a river with landscape in the distance

Lancaster/Schuylkill Bridge (Upper Ferry Bridge)

Six people and dozens of sandbags performing a load test on a concrete pipe, 1914

Pipe Test, 1914

Centerfold of 1955 brochure depicting the Southeast Sewage Treatment Works

Southeast Sewage Treatment Works diagram, 1955

Spring Garden Sewage Experiment Station, used to test water filtration methods

Outside Sprinkling Filters, Spring Garden Sewage Experiment Station, 1911