Newport Pell Bridge Demolition
Demolition of the Newport Pell Bridge approaches by J.R. Vinagro Corporation has begun using engineered plans by Siefert Associates. With...
Renovation of 2 Penn Plaza, New York
Siefert Associates [SA] recently submitted the engineered steel erection sequence, and related temporary support designs, for the unique...
East Midtown Greenway – Pedestrian Bridge Erection
Siefert Associates [SA] worked closely with GCCOM Construction Co. Inc., to provide engineered plans for the erection of a new pedestrian...