Cole Skuse recovered from a dead leg to appear as a late substitute during the Robins' 3-0 win at Coventry on Saturday and he will again be involved after suffering no ill-effects.
Fellow midfielder David Noble continues to struggle with the groin problem that has blighted him since the summer.
Enoch Showunmi will not feature as he continues his recovery from the leg problem he sustained at Sheffield Wednesday at the beginning of the month.
Steve Brooker is set for an extended spell on the sidelines after undergoing a second knee operation on Monday.
Carl Hoefkens is battling to be fit for the clash.
The Belgian defender sustained a shoulder injury on international duty last week and although he came through Saturday's 4-0 win over Ipswich, he aggravated the problem slightly.
The summer signing from Stoke should be fit to start at Ashton Gate, however, and manager Tony Mowbray has no fresh injury concerns from the weekend.
Ishmael Miller looks set to be handed a second straight start despite coming off with cramp late on in Saturday's win.
The on-loan Manchester City striker, who opened the scoring with his second goal for the Baggies, is still getting to grips with the fitness levels required for playing regular first-team football.
Sporting Life