
Sign up to save your podcasts
Or
Today’s pavements bear little resemblance to the driving surfaces of the early 1900s. Research Engineer Darlene Goehl explains how decades of experimentation have led to development of the modern streets and highways that are central to our daily lives.
5
99 ratings
Today’s pavements bear little resemblance to the driving surfaces of the early 1900s. Research Engineer Darlene Goehl explains how decades of experimentation have led to development of the modern streets and highways that are central to our daily lives.
1,849 Listeners
427 Listeners
1,254 Listeners
390 Listeners
18 Listeners
497 Listeners
9,531 Listeners
889 Listeners
98 Listeners
5,916 Listeners
781 Listeners
156 Listeners
259 Listeners
80 Listeners
148 Listeners