The main entrance to Lodge is ground-level but not flat-level: the door has a lip. The big door needs to be opened to be step-free.
There is an alternative, fully flat, entrance on St Giles, past the iron gates. Use the intercom or a fob.
Main entrance (door into college)
Width 74 cm.
Door into Lodge
Width 60 cm.
Push entrance.
Alternative Entrance
Width 52 cm.
There is an accessible toilet nearby, in Dolphin Quad.