The 50mph speed restriction which was in place to allow for the building of the SMART Motorway on the M62 has now been lifted, however I noticed whilst driving that some sections on the Westbound side are still listed as 50mph, these are the sections:
https://www.waze.com/editor/?env=row&lon=-2.57824&lat=53.42192&s=71277847&zoom=2&segments=180563064
https://www.waze.com/editor/?env=row&lon=-2.62510&lat=53.41952&s=71277847&zoom=2&segments=123366124