Whilst another group of track workers appear to be engaged in not very much activity 66531 passes leading the 07.50 Felixstowe to Lawley Street 4M94 Freightliner service. The workers are engaged in clearance of the bank on the right at the same spot back in October where a tree was blown on to the catenary causing a full day of closure of the line, see.....
https://www.ontheupfast.com/p/21936chg/30021090637/x66504-12-05-bletchley-relief-bescot. Nothing like acting after the horse has bolted!