01/14/1930
https://www.presidency.ucsb.edu...
"So that I am in hopes that you will keep clear to the country what our actions are."
"I hereby establish the following Executive order for the Canal Zone to become effective March 1, 1932, regulating the size, weight, tire sizes, and speeds of trucks or other heavy vehicles or equipmen..."
"Any person violating these regulations will be subject to prosecution and, upon conviction, may be punished by fine not to exceed $25, or by imprisonment in jail not to exceed 30 days, or by both such..."
"The first and fundamental obligation of a government is towards its own nationals."