Terri Meyer Boake BES BArch MArch LEED AP
Associate Professor :: Associate Director :: School of Architecture :: University of Waterloo

Principle Mutual Life Insurance Company
Helmut Jahn Architect
Peter Walker Partners Landscape

Des Moines, Iowa


Project Images:

A steel lattice fills in the triangular courtyard area at the main entrance of the building. View up into the lattice.
Detailed view of the lattice which is formed by a WF member across the front, braced by rectangular and round HSS behind.
Tension members help to prevent the long span of the lattice from deflecting.

Detail of the tension connection. Detail of hte tension connection.
Park area in front of the building. Large plaza in front of the complex.
Bridge to adjacent building.
Detail of connection below bridge.

Metal boxes sit in the plaza space.
The sun makes shadows through the gridded metal boxes.
View of metal box atop glass block set into concrete of plaza.
Detail of curtain wall facade.
Stair to upper level from plaza.
Detail of stair handrail.
Steel strut system stiffens stair and alleviates the need for columnar support at midspan.
The stair is also hung.
Glass block flooring for the stair landing is set in WF steel sections.
Side view of the steel stair.
View into the steel lattice from below.
Curtain wall system.
Cantilevered entrance canopy.
Detail of canopy support.


These images are for educational use only and may not be reproduced commercially without written permission. tboake@sympatico.ca

Updated February 2, 2007