ICPI 25th Anniversary Commemorative Publication ICPI 25th Anniv Commemorative Album 0219 web - Page 8

View of concrete paver street for pedestrians and electric busses PHOTO COURTESY OF THEODORE LIEBMAN Completed area of Z-pavers on Roosevelt Island PHOTO COURTESY OF THEODORE LIEBMAN Typical electric bus used on the concrete paver street. PHOTO COURTESY OF THEODORE LIEBMAN ten layers of were precisely stacked on each other (assuming 60 mm thick paving units). The cement content and density of pavers on the bottom layer enabled them to support up to nine times their own weight after stacking the remaining layers on them within five minutes. Mr. Peitz lived in the U.S. during the Roosevelt Island project but was obliged to return to Germany because his wife didn’t particularly care to live in the U.S. Mr. Peitz’s employee, Willy Schultz, remained in the U.S. and purchased the Zenith machine from Mr. Peitz that made the Roosevelt Island pavers. The machine didn’t remain in the U.S. as it was sold to a company new to concrete pavers in Mexico City, Mexico. Mr. Schulz then acquired a German-made Knauer paver manufacturing machine and moved it to Lake Worth, Florida, in 1974 to start Paver Systems. Besides the Knauer machine, Paver Systems also started with a German-made Hess multi- layer machine. With a construction and computer background, serendipity came to Mr. Ed Bryant in Canada in 1971 that pointed him toward establishing the first permanent paver Mr. Ed Bryant was manufacturing factory introduced to concrete pavers in 1971. in North America. The story begins with Mr. Bryant building a ski chalet for his family near Barrie, Ontario. He had a Swiss stone mason assisting with his project. During their conversation the stone mason introduced Mr. Bryant to a concrete ‘paving stone’ 6 • I C P I C O M M E M O R AT I V E P U B L I C AT I O N