Usually I can see where the trip lines are and try to position my bike over it. Sometimes it doesnt work so I just go. Your state law may vary but it's legal in MN.
MINNESOTA RED LIGHT LAW
Sec. 42. Minnesota Statutes 2000, section 169.06, is amended by adding a subdivision to read: Subd. 9. [AFFIRMATIVE DEFENSE RELATING TO UNCHANGING TRAFFIC CONTROL SIGNAL.]
(a)A person operating a motorcycle who violates subdivision 4 by enteringor crossing an intersection controlled by a traffic-control signalagainst a red light has an affirmative defense to that charge if theperson establishes all of the following conditions:
(1) the motorcycle has been brought to a complete stop;
(2) the traffic-control signal continues to show a red light for an unreasonable time;
(3)the traffic-control signal is apparently malfunctioning or, ifprogrammed or engineered to change to a green light only afterdetecting the approach of a motor vehicle, the signal has apparentlyfailed to detect the arrival of the motorcycle; and
(4)no motor vehicle or person is approaching on the street or highway tobe crossed or entered or is so far away from the intersection that itdoes not constitute an immediate hazard.
(b)The affirmative defense in this subdivision applies only to a violationfor entering or crossing an intersection controlled by atraffic-control signal against a red light and does not provide adefense to any other civil or criminal action.