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The Waterproofing Experts Report

Terra-Petra’s certified building waterproofing experts, Josh Heidt and Barry Taheri, provide regular tips and insight on the Waterproofing Experts Report.

Terra-Petra Building Waterproofing crew checking for leaks.

Water Testing Results: What Do Successful Projects Have in Common?

The Terra-Petra Waterproofing Division conducted water testing in Culver City that resulted in a first-time pass. By Barry Taheri, Terra-Petra Forensic Waterproofing Consultant Q: What does a first-time pass in water testing demonstrate? A: It demonstrates the team can execute the detailing and workmanship of the materials required to build a watertight assembly without having

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Waterproofing as it Applies to Assembly and Structural Integrity

As building envelope professionals, we can’t emphasize enough how critical the waterproofing discipline works alongside a structural team during and beyond construction. The Champlain Towers South building collapse is a disaster beyond belief. First responders continue to dig out the rubble upon publication of this article. We acknowledge their dedication and professionalism as they work

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Terra-Petra’s Forensic Waterproofing Expert, Barry Taheri,

Terra-Petra Forensic Waterproofing Expert Holds 17th Lunch & Learn

Terra-Petra’s Forensic Waterproofing Expert, Barry Taheri, recently presented his 17th lunch and learn program for architecture, planning, and conservation firm, Architectural Resources Group, on June 16, 2021. ARG’s projects encompass some of the West Coast’s most iconic buildings and sites, such as the rehabilitation of the Alcatraz Quartermaster Warehouse in San Francisco and renovation of the

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Terra-Petra Waterproofing Expert Hosts 16th Lunch & Learn

Terra-Petra’s Forensic Waterproofing Expert, Barry Taheri, presented his latest Lunch & Learn presentation for the global architecture, planning, and design firm, Cannon Design, on May 6, 2021. Barry presented the material remotely, and by all accounts, it was well-received with regard to the virtual design. In his presentation, “The Principles of Building Enclosure Systems,” Taheri provided

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Terra-Petra Forensic Waterproofing Expert Hosts 15th Lunch & Learn

Terra-Petra Forensic Waterproofing Team Hosts 15th Lunch & Learn… Virtually

Terra-Petra’s Forensic Waterproofing Expert, Barry Taheri, recently presented his 15th lunch and learn seminar for the global architecture, planning, and design firm, Gensler SF, on November 17, 2020. This was Barry’s first time presenting the material remotely and by all accounts, it went well! In his presentation, “The Principles of Building Enclosure Systems,” Taheri provided info

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Terra-Petra Forensic Waterproofing Expert Hosts 14th Lunch & Learn

Terra-Petra’s Forensic Waterproofing Expert, Barry Taheri, recently presented his 14th lunch and learn seminar for the global architecture, planning, and design firm, Burgeoning Studio, at their LA Chinatown offices on Chung King Road on January 20, 2020. In his presentation, “The Principles of Building Enclosure Systems,” Taheri provided info on the importance of building waterproofing and the benefits of

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Forensic Waterproofing Expert give 13th Lunch and Learn for OfficeUntitled

Forensic Waterproofing Expert Barry Taheri Holds Lunch & Learn Program

Terra-Petra’s Forensic Waterproofing Expert, Barry Taheri, recently presented his 13th lunch and learn program for OfficeUntitled, at their Los Angeles offices at 4200 Sepulveda Blvd on October 8, 2019. In his presentation, “The Principles of Building Enclosure Systems,” Taheri provided info on the importance of building waterproofing and the benefits of investing in mock-ups, along with a few

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Terra-Petra Waterproofing Division Lunch-and-Learn, Principles of Building Enclosure with ANR Development

Terra-Petra’s Barry Taheri Presents 12th “Principles of Building Enclosure Systems” Lunch & Learn for ANR Development

Terra-Petra’s Forensic Waterproofing Expert,  Barry Taheri, presented his 12th lunch and learn program for ANR Development, on September 13, 2019, at their Los Angeles offices at 10100 Venice Blvd. In his presentation, The Principles of Building Enclosure Systems, Taheri provided information on the importance of building waterproofing and the benefits of investing in mock-ups, along with a few live

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Terra-Petra’s Taheri Presents 11th “Principles of Building Enclosure Systems” Lunch & Learn for KAA Design Group

Terra-Petra’s Forensic Waterproofing Expert,  Barry Taheri,  presented his eleventh lunch and learn seminar for global architecture, planning and design firm,  KAA Design Group,  at their Los Angeles office on Redwood Ave. on April 25, 2019. In his “The Principles of Building Enclosure Systems” presentation, Taheri provided info on the importance of building waterproofing and the benefits of

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Terra-Petra Presents “Principles of Building Enclosure Systems” Lunch & Learn for Johnson Fain

Terra-Petra’s Forensic Waterproofing Expert, Barry Taheri, presented his tenth lunch and learn seminar for global architecture, planning and design firm, Johnson Fain, at their Los Angeles Chinatown offices on Broadway on March 6, 2019. In this small group* presentation, “The Principles of Building Enclosure Systems,” Taheri provided info on the importance of building waterproofing and the benefits of

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