Originally Posted by
USirritated
There are jurisdictions, including the entire state of California, which have laws requiring drivers to keep pace with other traffic, and you cannot be ticketed for driving over the speed limit if other traffic was flowing at 15 or 20 miles over posted, and you were matching them. So yes, there is a legal justification for driving over the speed limit.
I'd like to confirm this with a lawyer or CHP officer before using this as a defense on my next CA speeding ticket

, but if so, this is AWESOME. Never heard about this despite growing up in CA, but it makes total sense there!
Originally Posted by
USirritated
Also, IIR, Montana removed all speed limits for their very rural highways, briefly a few years back, before the HTSA threatened to withdraw highway funds to Montana if they did not impose a speed limit. So, Montana imposed a speed limit for those highways, but I think that it is still 100 MPH in some places in Montana. Didn't Texas set very high speed limits in some areas a few years back also?
Close, but not quite:
http://en.wikipedia.org/wiki/Speed_l...States#Montana
http://www.us-highways.com/montana/mtspeed.htm
http://www.doj.mt.gov/driving/drivin...sp#speedlimits
http://www.city-data.com/forum/monta...t-montana.html
As for Texas, they have some stretches of rural Interstates set at 80:
http://en.wikipedia.org/wiki/Speed_l..._80_mph_limits