Huey P. Long Widening Bridge Project New Orleans, Louisiana Unconventional construction processes eliminate work, minimize traffic impact • Team creates first-of-its-kind erection method • Vertical-lateral lift eliminates falsework, protective barriers and vessel impact • New bridge doubles capacity HNTB served as construction engineer and developed a first-ever vertical-lateral lift to widened the Huey P . Long Bridge across the Mississippi River at New Orleans. To support the new traffic lanes, the team constructed huge metal trusses on the riverbank. The process had never been attempted for spans of such magnitude but was easier and safer than building in the middle of the river. A unique temporary bracing and lifting system stabilized, raised and moved the trusses into positi

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