Once again, this is very important and is almost always asked on the written exam. Remember: 1  With the service brake depressed, the air loss rate should be less than 3 psi in 1 minute for single vehicles.  With the service brake depressed, the air loss rate should be less than 4 psi in 1 minute for combination vehicles.
Curfews are also challenged on constitutional grounds. The first youth curfew was adopted by Omaha, Nebraska in 1880. Chicago, the nationâs largest city with a curfew, passed its law in 1955. By 1960, 60 of the 110 US cities with a population over 100,000 had curfews. Thirty years later, 200 US cities had a population over 100,000, and 150 of these cities had curfews.
Hirabayashi v. United States, 320 U.S. 81 (1943), was a case in which the United States Supreme Court held that the application of curfews against members of a minority group were constitutional when the nation was at war with the country from which that group originated.his case has been largely overshadowed by Korematsu v. United States, 323 U.S. 214 (1944), decided the following term, in which the Court directly addressed the constitutionality of the removal of Japanese Americans from the West Coast.