Dewsbury (0) 0
Bradford (38) 50
Tries: Whitehead, Scruton, Hall 2, Kearney 2, Godwin, L'Estrange, AddyGoals: Orford 5, Addy 2
Bradford ran in nine tries as they overwhelmed Dewsbury to cruise into the Challenge Cup fifth round.
They were ahead after just four minutes as Elliott Whitehead went over for their first score.
By half-time they were 38-0 up with further tries coming from Nick Scruton, Glenn Hall (2), Brett Kearney (2) and Wayne Godwin.
With the result assured Danny Addy and Heath L'Estrange scored two more tries in the second half.
Dewsbury: Haynes, Powell, Turner, Bostock, Faals, Walker, Brambani, Stenchion, Emmett, Hirst, Lockwood, Robinson, Hayes.
Replacements: Walker, Barber, Blake, Lingard.
Bradford: Halley, Sheriffe, Platt, Menzies, Crookes, Kearney, Orford, Scruton, Godwin, Hall, Worrincy, Whitehead, Langley.
Replacements: Olbison, Addy, L'Estrange, Kopczak.