sentences:  As the road passes through the major conurbations of Keighley, Halifax, Huddersfield and Rotherham, it is prone to some congestion especially during the morning and evening peak periods.The junction of the road with the A6026 and the B6112 in Saltherhebble, regularly sees queuing traffic for over a southbound that takes between 12 and 15 minutes to get through.Kirklees Council have previously acknowledged that the A629 is one of the busiest roads in Kirklees.