Siefert Associates, LLC President Vincent Siefert, P.E. and Vice President Andrew Ritter, P.E. presented on The Brooklyn Bridge – Ramp C Piers at the Mohawk Hudson Chapter 8th Annual SEI Structures Day 2018. Vincent and Andrew explained how Siefert Associates implemented a temporary shoring system to allow the replacement of five existing concrete piers supporting Ramp C to the Brooklyn Bridge while keeping traffic flow uninterrupted. The key was precise and controlled operation below the structure.