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
Orthotropic deck in the US are in California, including the San Mateo-Hayward Bridge, which is one of the first major bridges in the US to be built using an orthotropic deck. Some very large cable-supported bridges, plus current record span (cable-stayed bridges and suspension bridges) would not be feasible without steel orthotropic decks. The longest or record span box girder, slant-leg bridges; arch bridges; movable bridges and two Norwegian floating bridges all use orthotropic decks. The Millau Viaduct a cable-stayed bridge of Millau, France has the largest orthotropic steel deck area of any single bridge. The lower total gross weight of the