the repair/replacement of windows on three floors of the building. ... two 16aquot;, heavy duty, 6 bar, zinc chromate plated steel, TRUTH hinges were screwed to each ventilator (see figure 7). ... The new cavetto- shaped steel sections did not match exactly the bullnose profile of the historic windows (see figures 9 and 10).
|Title||:||Repair and retrofitting industrial steel windows|
|Author||:||Robert M. Powers, United States. National Park Service|