This interactive map shows the location of a selection of bridges, dams, highways, airports, and other major construction projects built by the Public Works Administration and the Works Progress Administration during the 1930s. Click the pins to see pictures and learn about projects Zoom closer using the google tools.

Google map by Patrick Kelly. Brian Harris, David Pervere, and Robert Huffaker helped with research. A key source was Paul Dorpat and Genevieve McCoy, Building Washington: A History of Washington State Public Works (Seattle: Tartu Publications, 1998).