Speed limit on stretch of M602 to be cut to 60mph
hereAnd if it has the desired results, it is expected to be expanded to other motorways across the country.The M602 is one of four stretches of motorway were drivers will, from the end of this month, have to cut their maximum speeds by 10mph, Highways England said.The speed limits will be operational 24 hours a day.The agency said that as a result of its research, a reduction in NO2 when traffic speed is reduced from 70 down to 60mph is expected, although no predicted quantities were mentioned.Each of the four locations, including the stretch of M602, are 4.5 miles long."Emissions limits are measured on annual average figures and so the restrictions will be in place around the clock in order to improve air quality."These speed limits will