masonry was laid, sometimes in cuts. Conical ventilating towers, also called shafts, 10 to 20 feet high, were placed every mile or so to relieve pressure and keep the water fresh. [ 9 ] [ 10 ] Every third ventilator (e.g., #3, #6, #9) was built with
Experimental project: croton.news uses AI to generate articles from public records. Content may contain errors. Please report any inaccuracies and check our corrections log.