The only faults which his eldest son could identify were a tendency to praise traits and actions of other people he would condemn in his own family, and an inability to refuse a request. No criticism of him could be found from the engineers with whom he worked, his business associates, his agents or his navvies. He paid his men fairly and generously. The Oxford Dictionary of National Biography states "His greatest achievement was to raise the status of the civil engineering contractor to the eminence already attained in the mid-nineteenth century by the engineer". Walker regards him as "one of the giants of the nineteenth century". Commemorations None of his three sons became involved in their father's work and the business was wound up by administrators. The sons created a memorial to their parents in St Erasmus' Chapel in Chester cathedral. This consists of a backcloth to the altar inscribed to their parents' memory, and a bust of their father to the north of the altar. The memorial is by Sir Arthur Blomfield and the bust by M. Wagmiller. There is also a bust of Thomas in Chester's Grosvenor Museum and plaques to his memory in Chester station. Streets named after him in Chester are Brassey Street and Thomas Brassey Close (which is off Lightfoot Street). By the waterworks in Boughton, Chester. There are three street names in a row off the main road which spell 'Lord' 'Brassey' of 'Bulkeley'. In November 2005, Penkridge celebrated the bicentenary of Brassey's birth and a special commemorative train was run from Chester to Holyhead. In January 2007, children from Overchurch Junior School in Upton, Wirral celebrated the life of Brassey. In April 2007 a plaque was placed on Brassey's first bridge at Saughall Massie. In the village of Bulkeley, near Malpas, Cheshire, is a tree called the 'Brassey Oak' on land once owned by the Brassey family. This was planted to celebrate Thomas' 40th birthday in 1845. It was surrounded by four inscribed sandstone pillars tied together by iron rails but due to the growth of the tree these burst and the stones fell. They were recovered and in 2007 were replaced in a more accessible place with an information board. In 2019 a blue plaque was installed by Conservation Areas Wirral on the remaining structure of his Canada Works building in Beaufort Road, now part of the Wirral Waters area in