14th & G Street, NW (Federal American Bank) — Washington, DC

Project Details

Field

Details

Size

221,505 gsf total (186,330 gsf new 11-story office + 35,175 gsf renovation)

Stories / Height

11-story new office + 3 levels below-grade parking; existing bank renovation

Market

Office / Adaptive Reuse

Project Overview

A sophisticated adaptive reuse and new construction project combining a new 11-story office building with three levels of below-grade parking and the sensitive renovation of the historic Federal American Bank building. TCE engineered the structural system for the new tower while carefully integrating a multi-story overhang supported on the existing bank structure, converting portions of the bank roof into a public terrace and green roof.

Structural Highlights

  • Structural design of new 11-story office building (186,330 gsf) with 3 levels below-grade parking
  • Renovation and retrofit of existing bank building (35,175 gsf)
  • Complex load transfer of multi-story overhang onto existing columns and girders
  • Field investigation and existing conditions documentation where original drawings were unavailable
  • Public terrace and green roof conversion of existing bank roof