Yes, it may be excused under certain circumstances - all of which would be emergencies. One possible exception (in many states) is when passing another car on a two lane road where you can exceed the limit up to 10 mph if reduced when back in your lane.
Whatever the posted speed limit is.
If the runway is in the city, the speed limit is 20 miles per hour unless otherwise posted.
When it is flashing the speed posted is the limit
Do not speed. Most police officers will not bother ticketing someone doing five or less miles over the speed limit.
Varies by jurisdiction. Ultimately, it will be whatever speed limit is posted.
the posted speed limit
Whatever the posted speed limit is.
The speed limit for vehicles merging onto the highway from an on ramp is typically the same as the posted speed limit for that section of the highway.
There is no such thing as a "residential highway."If you are speaking of a residential street - the usual speed in urban and suburban areas, unless otherwise posted, is 25 miles per hour.
55 on the highway, and 30 in the city.
Whatever the posted speed limit is.
No. The posted speed limit of 55 miles an hour means you can drive a maximum of 55 miles an hour when it is safe to drive at that speed. Only an idiot would drive at that speed in fog and high wind.
The speed limit in the fast lane on highways in California is typically 65 miles per hour, but can vary depending on the specific highway and posted signs.
This question makes no sense, what do you mean? the speed of the car does not dictate the posted speed limit.
The default speed limit on New York state highways where no speed limit is posted is 55 mph.
The speed limit in the fast lane on the highway is typically the same as the rest of the lanes, which is usually around 65-75 miles per hour. It is important to always follow the posted speed limit to avoid breaking the law and risking a ticket.
true