Concrete foundation pour

One Third Ave

Foundation for the Tallest Passive House ECD provided the support of excavation, deep foundation, and concrete foundation systems for One Third Avenue, a 725-foot, 62-story mixed-use tower developed by Alloy in Downtown Brooklyn. Upon completion, One Third Avenue is expected to become the tallest Passive House building in the world and one of the tallest…

665 Fifth Avenue – Rolex

665 Fifth Avenue – Rolex

Foundation for the Rolex U.S. Headquarters ECD provided the support of excavation, excavation, and concrete foundation systems for the redevelopment of 665 Fifth Avenue, the future U.S. headquarters for Rolex in Midtown Manhattan. Located on one of New York City’s most prominent corridors, the project required complex excavation and foundation work in a dense urban…