The collision has happened on the southbound carriageway of the M606, which has been partially blocked as a result. This is causing "very slow" traffic on the carriageway between junction 3 (Rooley Lane/Staygate Roundabout) and junction 2 (Euroway Trading Estates). Traffic on the M606(Image: AA)A motorist heading towards Bradford said "traffic was a nightmare" in the area. The Telegraph & Argus has contacted West Yorkshire Police for more details.