The daughter and widow of one of the key engineers behind the University of Otago’s Archway Lecture Theatres are petitioning for the building’s protection. But the university is arguing it has ‘‘no timeline’’ for the building’s destruction. The Archway Lecture Theatres — a series of four interconnected lecture spaces designed in 1974 by the late Ted McCoy, of McCoy and Wixon Architects — have stood as a prominent example of brutalist architecture on campus for more than 50 years. However, their fate is up in the air after the University of Otago appealed to the Environment Court to overturn heritage protection granted by the Dunedin City Council through the district plan. The attitude of the university towards the structures has angered Genevieve Robinson, whose father Lou Robinson worked alongside Mr McCoy on the building as an engineer. ‘‘Lou spent his life fighting for structures others dismissed — churches, mills, bridges, homes — because he knew our landscapes are richer for what we choose to keep.…