Baluarte Bridge saddles in the pylons to form 152 suspenders in a two plane semi-fan layout. The tallest intermediate pier, P9, is high. It crosses a gorge in the Sierra Madre Occidental mountains with a clearance of below the deck, substantially taller than the Eiffel Tower. Its clearance is higher than that of the previous record-holder, France's Millau Viaduct, which has a clearance of . The bridge's central span, long, is also the longest cable-stayed span in North America, longer than that of the John James Audubon Bridge in St. Francisville, Louisiana. Construction on the bridge began on 21 February 2008. The
Richard de Millau before him. He was made Archbishop of Narbonne, in circumstance of controversy and held the see from 1106 till1121. His Nephew, Arnaud de Lévézou, whould also eb Bishop of Narbonne and other Nephews would hold see in Arles and d'Aix. His father Richard Millau was, Viscount of Millau and Rixinde, His mother a daughter of Bérenger, Viscount of Narbonne. So Richard was therefore part of the viscount family of Millau and the Gévaudan, holders of the Rodez County, Count of Toulouse. Through his mother, he is allied to the viscount of Narbonne, and the house of Carcassonne. Of his siblings