No, it is not legal to exceed the speed limit on a highway under any circumstances.
Yes, it is legal for police officers to exceed the speed limit while on duty if they are responding to an emergency or pursuing a suspect.
THE LEGAL SPEED LIMIT FOR THAT STREET OR HIGHWAY.
No. Even when passing, you're still bound by the speed limit of that road.
Driving 5 mph over the speed limit on the highway is generally considered speeding. The legal speed limit on the highway must be followed, and exceeding it by any amount can result in a traffic violation.
Exceeding the speed limit by any amount is considered illegal and can result in a traffic violation.
No. It is never legal to exceed speed limits, except in the instance of emergency vehicles responding to a callout. The moment you go 1 MPH over the speed limit, you're in violation.
No, it is illegal to exceed the speed limit by any amount, including 5 mph.
the posted speed limit
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.
70
Do not exceed the speed limit is correct
It is never legal to go above the posted limit. Even when passing a vehicle. That's called an absolute speed law. Only emergency vehicles responding to an emergency may exceed the limit and then only when "reasonable".