Question A curb painted blue means parking is: Answers Allowed for no longer than 15 minutes. Only allowed when picking up or dropping off passengers. For disabled persons with a special placard or plate. Explanation A blue curb indicates an area where parking is permitted only for a disabled person, or driver of a disabled person, who displays a placard or special license plate for disabled persons or disabled veterans. Pass your DMV Written Test with flying colors Take me to the cheat sheet California This questions appears in the following tests: California Practice Test 25 California Practice Test 30